Import wiredtiger: d69545e62add04dd501d28f2cd07fb1621f64d19 from branch mongodb-master

ref: f36572fd07..d69545e62a
for: 5.1.0-rc1

WT-8067       Fix the code that ensures to insert the newest history store value as full update

8 files changed, 629 insertions, 485 deletions

diff --git a/src/third_party/wiredtiger/dist/stat_data.py b/src/third_party/wiredtiger/dist/stat_data.py
index 362712d5de7..43211be7a70 100644
--- a/src/third_party/wiredtiger/dist/stat_data.py
+++ b/src/third_party/wiredtiger/dist/stat_data.py
@@ -792,7 +792,9 @@ conn_dsrc_stats = [
     CacheStat('cache_eviction_walks_gave_up_ratio', 'eviction walks gave up because they saw too many pages and found too few candidates'),
     CacheStat('cache_eviction_walks_stopped', 'eviction walks gave up because they restarted their walk twice'),
     CacheStat('cache_hs_insert', 'history store table insert calls'),
+    CacheStat('cache_hs_insert_full_update', 'the number of times full update inserted to history store'),
     CacheStat('cache_hs_insert_restart', 'history store table insert calls that returned restart'),
+    CacheStat('cache_hs_insert_reverse_modify', 'the number of times reverse modify inserted to history store'),
     CacheStat('cache_hs_key_truncate', 'history store table truncation to remove an update'),
     CacheStat('cache_hs_key_truncate_onpage_removal', 'history store table truncation to remove range of updates due to key being removed from the data page during reconciliation'),
     CacheStat('cache_hs_order_remove', 'history store table truncation to remove range of updates due to out-of-order timestamp update on data page'),
diff --git a/src/third_party/wiredtiger/import.data b/src/third_party/wiredtiger/import.data
index bb7eec18d7e..f5e81a6e9ac 100644
--- a/src/third_party/wiredtiger/import.data
+++ b/src/third_party/wiredtiger/import.data
@@ -2,5 +2,5 @@
     "vendor": "wiredtiger",
     "github": "wiredtiger/wiredtiger.git",
     "branch": "mongodb-master",
-    "commit": "f36572fd070d0906b5cd2bc5f0db1fa1686abb50"
+    "commit": "d69545e62add04dd501d28f2cd07fb1621f64d19"
 }
diff --git a/src/third_party/wiredtiger/src/history/hs_rec.c b/src/third_party/wiredtiger/src/history/hs_rec.c
index 2da95291c12..648cd843552 100644
--- a/src/third_party/wiredtiger/src/history/hs_rec.c
+++ b/src/third_party/wiredtiger/src/history/hs_rec.c
@@ -212,8 +212,7 @@ __hs_insert_record(WT_SESSION_IMPL *session, WT_CURSOR *cursor, WT_BTREE *btree,
     cursor->set_value(
       cursor, tw, tw->durable_stop_ts, tw->durable_start_ts, (uint64_t)type, hs_value);
     WT_ERR(cursor->insert(cursor));
-    WT_STAT_CONN_INCR(session, cache_hs_insert);
-    WT_STAT_DATA_INCR(session, cache_hs_insert);
+    WT_STAT_CONN_DATA_INCR(session, cache_hs_insert);
 
 err:
     if (!hs_read_all_flag)
@@ -286,7 +285,7 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
     WT_UPDATE_VECTOR out_of_order_ts_updates;
     WT_SAVE_UPD *list;
     WT_UPDATE *first_globally_visible_upd, *fix_ts_upd, *min_ts_upd, *out_of_order_ts_upd;
-    WT_UPDATE *non_aborted_upd, *oldest_upd, *prev_upd, *tombstone, *upd;
+    WT_UPDATE *newest_hs, *non_aborted_upd, *oldest_upd, *prev_upd, *ref_upd, *tombstone, *upd;
     WT_TIME_WINDOW tw;
     wt_off_t hs_size;
     uint64_t insert_cnt, max_hs_size, modify_cnt;
@@ -368,7 +367,11 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
             WT_ERR(__wt_illegal_value(session, r->page->type));
         }
 
-        first_globally_visible_upd = min_ts_upd = out_of_order_ts_upd = NULL;
+        newest_hs = first_globally_visible_upd = min_ts_upd = out_of_order_ts_upd = NULL;
+        ref_upd = list->onpage_upd;
+
+        __wt_update_vector_clear(&out_of_order_ts_updates);
+        __wt_update_vector_clear(&updates);
 
         /*
          * Reverse deltas are only supported on 'S' and 'u' value formats.
@@ -404,6 +407,7 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
          * tombstone.
          * 4) We have a single tombstone on the chain, it is simply ignored.
          */
+        squashed = false;
         for (upd = list->onpage_upd, non_aborted_upd = prev_upd = NULL; upd != NULL;
              prev_upd = non_aborted_upd, upd = upd->next) {
             if (upd->txnid == WT_TXN_ABORTED)
@@ -455,6 +459,24 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
                 enable_reverse_modify = false;
 
             /*
+             * Find the first update to insert to the history store. (The value that is just older
+             * than the on-page value)
+             */
+            if (newest_hs == NULL) {
+                if (upd->txnid != ref_upd->txnid || upd->start_ts != ref_upd->start_ts) {
+                    if (upd->type == WT_UPDATE_TOMBSTONE)
+                        ref_upd = upd;
+                    else
+                        newest_hs = upd;
+                    if (squashed) {
+                        WT_STAT_CONN_DATA_INCR(session, cache_hs_write_squash);
+                        squashed = false;
+                    }
+                } else if (upd != ref_upd)
+                    squashed = true;
+            }
+
+            /*
              * No need to continue if we see the first self contained value after the first globally
              * visible value.
              */
@@ -469,6 +491,13 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
                 break;
         }
 
+        if (newest_hs == NULL || F_ISSET(newest_hs, WT_UPDATE_HS)) {
+            /* The onpage value is squashed. */
+            if (newest_hs == NULL && squashed)
+                WT_STAT_CONN_DATA_INCR(session, cache_hs_write_squash);
+            continue;
+        }
+
         prev_upd = upd = NULL;
 
         /* Construct the oldest full update. */
@@ -501,19 +530,20 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
 
         WT_ERR(__hs_next_upd_full_value(session, &updates, NULL, full_value, &upd));
 
-        hs_inserted = squashed = false;
+        hs_inserted = false;
 
         /*
-         * Flush the updates on stack. Stopping once we run out or we reach the onpage update or we
-         * encounter a prepared update.
+         * Flush the updates on stack. Stopping once we finish inserting the newest history store
+         * value.
          */
         modify_cnt = 0;
-        for (; updates.size > 0 && upd->prepare_state != WT_PREPARE_INPROGRESS;
-             tmp = full_value, full_value = prev_full_value, prev_full_value = tmp,
-             upd = prev_upd) {
+        for (;; tmp = full_value, full_value = prev_full_value, prev_full_value = tmp,
+                upd = prev_upd) {
             /* We should never insert the onpage value to the history store. */
             WT_ASSERT(session, upd != list->onpage_upd);
             WT_ASSERT(session, upd->type == WT_UPDATE_STANDARD || upd->type == WT_UPDATE_MODIFY);
+            /* We should never insert prepared updates to the history store. */
+            WT_ASSERT(session, upd->prepare_state != WT_PREPARE_INPROGRESS);
 
             tombstone = NULL;
             __wt_update_vector_peek(&updates, &prev_upd);
@@ -633,9 +663,9 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
 
             /*
              * Calculate reverse modify and clear the history store records with timestamps when
-             * inserting the first update. Always write on-disk data store updates to the history
-             * store as a full update because the on-disk update will be the base update for all the
-             * updates that are older than the on-disk update. Limit the number of consecutive
+             * inserting the first update. Always write the newest update in the history store as a
+             * full update. We don't want to handle the edge cases that the reverse modifies be
+             * applied to the wrong on-disk base value. This also limits the number of consecutive
              * reverse modifies for standard updates. We want to ensure we do not store a large
              * chain of reverse modifies as to impact read performance.
              *
@@ -645,19 +675,21 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
              * the RTS.
              */
             nentries = MAX_REVERSE_MODIFY_NUM;
-            if (!F_ISSET(upd, WT_UPDATE_DS) && !F_ISSET(prev_upd, WT_UPDATE_DS) &&
-              enable_reverse_modify && modify_cnt < WT_MAX_CONSECUTIVE_REVERSE_MODIFY &&
+            if (upd != newest_hs && enable_reverse_modify &&
+              modify_cnt < WT_MAX_CONSECUTIVE_REVERSE_MODIFY &&
               __wt_calc_modify(session, prev_full_value, full_value, prev_full_value->size / 10,
                 entries, &nentries) == 0) {
                 WT_ERR(__wt_modify_pack(hs_cursor, entries, nentries, &modify_value));
                 ret = __hs_insert_record(session, hs_cursor, btree, key, WT_UPDATE_MODIFY,
                   modify_value, &tw, error_on_ooo_ts);
+                WT_STAT_CONN_DATA_INCR(session, cache_hs_insert_reverse_modify);
                 __wt_scr_free(session, &modify_value);
                 ++modify_cnt;
             } else {
                 modify_cnt = 0;
                 ret = __hs_insert_record(session, hs_cursor, btree, key, WT_UPDATE_STANDARD,
                   full_value, &tw, error_on_ooo_ts);
+                WT_STAT_CONN_DATA_INCR(session, cache_hs_insert_full_update);
             }
 
             /*
@@ -681,15 +713,14 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
                 WT_STAT_CONN_DATA_INCR(session, cache_hs_write_squash);
                 squashed = false;
             }
-        }
 
-        /* If we squash the onpage value, we increase the counter here. */
-        if (squashed)
-            WT_STAT_CONN_DATA_INCR(session, cache_hs_write_squash);
+            if (upd == newest_hs)
+                break;
+        }
 
         /*
          * In the case that the onpage value is an out of order timestamp update and the update
-         * older than it is a tombstone, it remains in the stack. Clean it up.
+         * older than it is a tombstone, it remains in the stack.
          */
         WT_ASSERT(session, out_of_order_ts_updates.size <= 1);
 #ifdef HAVE_DIAGNOSTIC
@@ -699,8 +730,6 @@ __wt_hs_insert_updates(WT_SESSION_IMPL *session, WT_RECONCILE *r, WT_MULTI *mult
               upd->txnid == list->onpage_upd->txnid && upd->start_ts == list->onpage_upd->start_ts);
         }
 #endif
-        __wt_update_vector_clear(&out_of_order_ts_updates);
-        __wt_update_vector_clear(&updates);
     }
 
     /* Fail here 0.5% of the time if we are an eviction thread. */
diff --git a/src/third_party/wiredtiger/src/include/stat.h b/src/third_party/wiredtiger/src/include/stat.h
index df1cd95de67..f35b51e1a81 100644
--- a/src/third_party/wiredtiger/src/include/stat.h
+++ b/src/third_party/wiredtiger/src/include/stat.h
@@ -466,6 +466,8 @@ struct __wt_connection_stats {
     int64_t cache_write;
     int64_t cache_write_restore;
     int64_t cache_overhead;
+    int64_t cache_hs_insert_full_update;
+    int64_t cache_hs_insert_reverse_modify;
     int64_t cache_bytes_internal;
     int64_t cache_bytes_leaf;
     int64_t cache_bytes_dirty;
@@ -909,6 +911,8 @@ struct __wt_dsrc_stats {
     int64_t cache_eviction_pages_seen;
     int64_t cache_write;
     int64_t cache_write_restore;
+    int64_t cache_hs_insert_full_update;
+    int64_t cache_hs_insert_reverse_modify;
     int64_t cache_bytes_dirty;
     int64_t cache_eviction_clean;
     int64_t cache_state_gen_avg_gap;
diff --git a/src/third_party/wiredtiger/src/include/wiredtiger.in b/src/third_party/wiredtiger/src/include/wiredtiger.in
index fc8e542c33a..18f326b59c9 100644
--- a/src/third_party/wiredtiger/src/include/wiredtiger.in
+++ b/src/third_party/wiredtiger/src/include/wiredtiger.in
@@ -5390,811 +5390,815 @@ extern int wiredtiger_extension_terminate(WT_CONNECTION *connection);
 #define	WT_STAT_CONN_CACHE_WRITE_RESTORE		1151
 /*! cache: percentage overhead */
 #define	WT_STAT_CONN_CACHE_OVERHEAD			1152
+/*! cache: the number of times full update inserted to history store */
+#define	WT_STAT_CONN_CACHE_HS_INSERT_FULL_UPDATE	1153
+/*! cache: the number of times reverse modify inserted to history store */
+#define	WT_STAT_CONN_CACHE_HS_INSERT_REVERSE_MODIFY	1154
 /*! cache: tracked bytes belonging to internal pages in the cache */
-#define	WT_STAT_CONN_CACHE_BYTES_INTERNAL		1153
+#define	WT_STAT_CONN_CACHE_BYTES_INTERNAL		1155
 /*! cache: tracked bytes belonging to leaf pages in the cache */
-#define	WT_STAT_CONN_CACHE_BYTES_LEAF			1154
+#define	WT_STAT_CONN_CACHE_BYTES_LEAF			1156
 /*! cache: tracked dirty bytes in the cache */
-#define	WT_STAT_CONN_CACHE_BYTES_DIRTY			1155
+#define	WT_STAT_CONN_CACHE_BYTES_DIRTY			1157
 /*! cache: tracked dirty pages in the cache */
-#define	WT_STAT_CONN_CACHE_PAGES_DIRTY			1156
+#define	WT_STAT_CONN_CACHE_PAGES_DIRTY			1158
 /*! cache: unmodified pages evicted */
-#define	WT_STAT_CONN_CACHE_EVICTION_CLEAN		1157
+#define	WT_STAT_CONN_CACHE_EVICTION_CLEAN		1159
 /*! capacity: background fsync file handles considered */
-#define	WT_STAT_CONN_FSYNC_ALL_FH_TOTAL			1158
+#define	WT_STAT_CONN_FSYNC_ALL_FH_TOTAL			1160
 /*! capacity: background fsync file handles synced */
-#define	WT_STAT_CONN_FSYNC_ALL_FH			1159
+#define	WT_STAT_CONN_FSYNC_ALL_FH			1161
 /*! capacity: background fsync time (msecs) */
-#define	WT_STAT_CONN_FSYNC_ALL_TIME			1160
+#define	WT_STAT_CONN_FSYNC_ALL_TIME			1162
 /*! capacity: bytes read */
-#define	WT_STAT_CONN_CAPACITY_BYTES_READ		1161
+#define	WT_STAT_CONN_CAPACITY_BYTES_READ		1163
 /*! capacity: bytes written for checkpoint */
-#define	WT_STAT_CONN_CAPACITY_BYTES_CKPT		1162
+#define	WT_STAT_CONN_CAPACITY_BYTES_CKPT		1164
 /*! capacity: bytes written for eviction */
-#define	WT_STAT_CONN_CAPACITY_BYTES_EVICT		1163
+#define	WT_STAT_CONN_CAPACITY_BYTES_EVICT		1165
 /*! capacity: bytes written for log */
-#define	WT_STAT_CONN_CAPACITY_BYTES_LOG			1164
+#define	WT_STAT_CONN_CAPACITY_BYTES_LOG			1166
 /*! capacity: bytes written total */
-#define	WT_STAT_CONN_CAPACITY_BYTES_WRITTEN		1165
+#define	WT_STAT_CONN_CAPACITY_BYTES_WRITTEN		1167
 /*! capacity: threshold to call fsync */
-#define	WT_STAT_CONN_CAPACITY_THRESHOLD			1166
+#define	WT_STAT_CONN_CAPACITY_THRESHOLD			1168
 /*! capacity: time waiting due to total capacity (usecs) */
-#define	WT_STAT_CONN_CAPACITY_TIME_TOTAL		1167
+#define	WT_STAT_CONN_CAPACITY_TIME_TOTAL		1169
 /*! capacity: time waiting during checkpoint (usecs) */
-#define	WT_STAT_CONN_CAPACITY_TIME_CKPT			1168
+#define	WT_STAT_CONN_CAPACITY_TIME_CKPT			1170
 /*! capacity: time waiting during eviction (usecs) */
-#define	WT_STAT_CONN_CAPACITY_TIME_EVICT		1169
+#define	WT_STAT_CONN_CAPACITY_TIME_EVICT		1171
 /*! capacity: time waiting during logging (usecs) */
-#define	WT_STAT_CONN_CAPACITY_TIME_LOG			1170
+#define	WT_STAT_CONN_CAPACITY_TIME_LOG			1172
 /*! capacity: time waiting during read (usecs) */
-#define	WT_STAT_CONN_CAPACITY_TIME_READ			1171
+#define	WT_STAT_CONN_CAPACITY_TIME_READ			1173
 /*! checkpoint-cleanup: pages added for eviction */
-#define	WT_STAT_CONN_CC_PAGES_EVICT			1172
+#define	WT_STAT_CONN_CC_PAGES_EVICT			1174
 /*! checkpoint-cleanup: pages removed */
-#define	WT_STAT_CONN_CC_PAGES_REMOVED			1173
+#define	WT_STAT_CONN_CC_PAGES_REMOVED			1175
 /*! checkpoint-cleanup: pages skipped during tree walk */
-#define	WT_STAT_CONN_CC_PAGES_WALK_SKIPPED		1174
+#define	WT_STAT_CONN_CC_PAGES_WALK_SKIPPED		1176
 /*! checkpoint-cleanup: pages visited */
-#define	WT_STAT_CONN_CC_PAGES_VISITED			1175
+#define	WT_STAT_CONN_CC_PAGES_VISITED			1177
 /*! connection: auto adjusting condition resets */
-#define	WT_STAT_CONN_COND_AUTO_WAIT_RESET		1176
+#define	WT_STAT_CONN_COND_AUTO_WAIT_RESET		1178
 /*! connection: auto adjusting condition wait calls */
-#define	WT_STAT_CONN_COND_AUTO_WAIT			1177
+#define	WT_STAT_CONN_COND_AUTO_WAIT			1179
 /*!
  * connection: auto adjusting condition wait raced to update timeout and
  * skipped updating
  */
-#define	WT_STAT_CONN_COND_AUTO_WAIT_SKIPPED		1178
+#define	WT_STAT_CONN_COND_AUTO_WAIT_SKIPPED		1180
 /*! connection: detected system time went backwards */
-#define	WT_STAT_CONN_TIME_TRAVEL			1179
+#define	WT_STAT_CONN_TIME_TRAVEL			1181
 /*! connection: files currently open */
-#define	WT_STAT_CONN_FILE_OPEN				1180
+#define	WT_STAT_CONN_FILE_OPEN				1182
 /*! connection: hash bucket array size for data handles */
-#define	WT_STAT_CONN_BUCKETS_DH				1181
+#define	WT_STAT_CONN_BUCKETS_DH				1183
 /*! connection: hash bucket array size general */
-#define	WT_STAT_CONN_BUCKETS				1182
+#define	WT_STAT_CONN_BUCKETS				1184
 /*! connection: memory allocations */
-#define	WT_STAT_CONN_MEMORY_ALLOCATION			1183
+#define	WT_STAT_CONN_MEMORY_ALLOCATION			1185
 /*! connection: memory frees */
-#define	WT_STAT_CONN_MEMORY_FREE			1184
+#define	WT_STAT_CONN_MEMORY_FREE			1186
 /*! connection: memory re-allocations */
-#define	WT_STAT_CONN_MEMORY_GROW			1185
+#define	WT_STAT_CONN_MEMORY_GROW			1187
 /*! connection: pthread mutex condition wait calls */
-#define	WT_STAT_CONN_COND_WAIT				1186
+#define	WT_STAT_CONN_COND_WAIT				1188
 /*! connection: pthread mutex shared lock read-lock calls */
-#define	WT_STAT_CONN_RWLOCK_READ			1187
+#define	WT_STAT_CONN_RWLOCK_READ			1189
 /*! connection: pthread mutex shared lock write-lock calls */
-#define	WT_STAT_CONN_RWLOCK_WRITE			1188
+#define	WT_STAT_CONN_RWLOCK_WRITE			1190
 /*! connection: total fsync I/Os */
-#define	WT_STAT_CONN_FSYNC_IO				1189
+#define	WT_STAT_CONN_FSYNC_IO				1191
 /*! connection: total read I/Os */
-#define	WT_STAT_CONN_READ_IO				1190
+#define	WT_STAT_CONN_READ_IO				1192
 /*! connection: total write I/Os */
-#define	WT_STAT_CONN_WRITE_IO				1191
+#define	WT_STAT_CONN_WRITE_IO				1193
 /*! cursor: Total number of entries skipped by cursor next calls */
-#define	WT_STAT_CONN_CURSOR_NEXT_SKIP_TOTAL		1192
+#define	WT_STAT_CONN_CURSOR_NEXT_SKIP_TOTAL		1194
 /*! cursor: Total number of entries skipped by cursor prev calls */
-#define	WT_STAT_CONN_CURSOR_PREV_SKIP_TOTAL		1193
+#define	WT_STAT_CONN_CURSOR_PREV_SKIP_TOTAL		1195
 /*!
  * cursor: Total number of entries skipped to position the history store
  * cursor
  */
-#define	WT_STAT_CONN_CURSOR_SKIP_HS_CUR_POSITION	1194
+#define	WT_STAT_CONN_CURSOR_SKIP_HS_CUR_POSITION	1196
 /*!
  * cursor: Total number of times a search near has exited due to prefix
  * config
  */
-#define	WT_STAT_CONN_CURSOR_SEARCH_NEAR_PREFIX_FAST_PATHS	1195
+#define	WT_STAT_CONN_CURSOR_SEARCH_NEAR_PREFIX_FAST_PATHS	1197
 /*! cursor: cached cursor count */
-#define	WT_STAT_CONN_CURSOR_CACHED_COUNT		1196
+#define	WT_STAT_CONN_CURSOR_CACHED_COUNT		1198
 /*! cursor: cursor bulk loaded cursor insert calls */
-#define	WT_STAT_CONN_CURSOR_INSERT_BULK			1197
+#define	WT_STAT_CONN_CURSOR_INSERT_BULK			1199
 /*! cursor: cursor close calls that result in cache */
-#define	WT_STAT_CONN_CURSOR_CACHE			1198
+#define	WT_STAT_CONN_CURSOR_CACHE			1200
 /*! cursor: cursor create calls */
-#define	WT_STAT_CONN_CURSOR_CREATE			1199
+#define	WT_STAT_CONN_CURSOR_CREATE			1201
 /*! cursor: cursor insert calls */
-#define	WT_STAT_CONN_CURSOR_INSERT			1200
+#define	WT_STAT_CONN_CURSOR_INSERT			1202
 /*! cursor: cursor insert key and value bytes */
-#define	WT_STAT_CONN_CURSOR_INSERT_BYTES		1201
+#define	WT_STAT_CONN_CURSOR_INSERT_BYTES		1203
 /*! cursor: cursor modify calls */
-#define	WT_STAT_CONN_CURSOR_MODIFY			1202
+#define	WT_STAT_CONN_CURSOR_MODIFY			1204
 /*! cursor: cursor modify key and value bytes affected */
-#define	WT_STAT_CONN_CURSOR_MODIFY_BYTES		1203
+#define	WT_STAT_CONN_CURSOR_MODIFY_BYTES		1205
 /*! cursor: cursor modify value bytes modified */
-#define	WT_STAT_CONN_CURSOR_MODIFY_BYTES_TOUCH		1204
+#define	WT_STAT_CONN_CURSOR_MODIFY_BYTES_TOUCH		1206
 /*! cursor: cursor next calls */
-#define	WT_STAT_CONN_CURSOR_NEXT			1205
+#define	WT_STAT_CONN_CURSOR_NEXT			1207
 /*!
  * cursor: cursor next calls that skip due to a globally visible history
  * store tombstone
  */
-#define	WT_STAT_CONN_CURSOR_NEXT_HS_TOMBSTONE		1206
+#define	WT_STAT_CONN_CURSOR_NEXT_HS_TOMBSTONE		1208
 /*!
  * cursor: cursor next calls that skip greater than or equal to 100
  * entries
  */
-#define	WT_STAT_CONN_CURSOR_NEXT_SKIP_GE_100		1207
+#define	WT_STAT_CONN_CURSOR_NEXT_SKIP_GE_100		1209
 /*! cursor: cursor next calls that skip less than 100 entries */
-#define	WT_STAT_CONN_CURSOR_NEXT_SKIP_LT_100		1208
+#define	WT_STAT_CONN_CURSOR_NEXT_SKIP_LT_100		1210
 /*! cursor: cursor operation restarted */
-#define	WT_STAT_CONN_CURSOR_RESTART			1209
+#define	WT_STAT_CONN_CURSOR_RESTART			1211
 /*! cursor: cursor prev calls */
-#define	WT_STAT_CONN_CURSOR_PREV			1210
+#define	WT_STAT_CONN_CURSOR_PREV			1212
 /*!
  * cursor: cursor prev calls that skip due to a globally visible history
  * store tombstone
  */
-#define	WT_STAT_CONN_CURSOR_PREV_HS_TOMBSTONE		1211
+#define	WT_STAT_CONN_CURSOR_PREV_HS_TOMBSTONE		1213
 /*!
  * cursor: cursor prev calls that skip greater than or equal to 100
  * entries
  */
-#define	WT_STAT_CONN_CURSOR_PREV_SKIP_GE_100		1212
+#define	WT_STAT_CONN_CURSOR_PREV_SKIP_GE_100		1214
 /*! cursor: cursor prev calls that skip less than 100 entries */
-#define	WT_STAT_CONN_CURSOR_PREV_SKIP_LT_100		1213
+#define	WT_STAT_CONN_CURSOR_PREV_SKIP_LT_100		1215
 /*! cursor: cursor remove calls */
-#define	WT_STAT_CONN_CURSOR_REMOVE			1214
+#define	WT_STAT_CONN_CURSOR_REMOVE			1216
 /*! cursor: cursor remove key bytes removed */
-#define	WT_STAT_CONN_CURSOR_REMOVE_BYTES		1215
+#define	WT_STAT_CONN_CURSOR_REMOVE_BYTES		1217
 /*! cursor: cursor reserve calls */
-#define	WT_STAT_CONN_CURSOR_RESERVE			1216
+#define	WT_STAT_CONN_CURSOR_RESERVE			1218
 /*! cursor: cursor reset calls */
-#define	WT_STAT_CONN_CURSOR_RESET			1217
+#define	WT_STAT_CONN_CURSOR_RESET			1219
 /*! cursor: cursor search calls */
-#define	WT_STAT_CONN_CURSOR_SEARCH			1218
+#define	WT_STAT_CONN_CURSOR_SEARCH			1220
 /*! cursor: cursor search history store calls */
-#define	WT_STAT_CONN_CURSOR_SEARCH_HS			1219
+#define	WT_STAT_CONN_CURSOR_SEARCH_HS			1221
 /*! cursor: cursor search near calls */
-#define	WT_STAT_CONN_CURSOR_SEARCH_NEAR			1220
+#define	WT_STAT_CONN_CURSOR_SEARCH_NEAR			1222
 /*! cursor: cursor sweep buckets */
-#define	WT_STAT_CONN_CURSOR_SWEEP_BUCKETS		1221
+#define	WT_STAT_CONN_CURSOR_SWEEP_BUCKETS		1223
 /*! cursor: cursor sweep cursors closed */
-#define	WT_STAT_CONN_CURSOR_SWEEP_CLOSED		1222
+#define	WT_STAT_CONN_CURSOR_SWEEP_CLOSED		1224
 /*! cursor: cursor sweep cursors examined */
-#define	WT_STAT_CONN_CURSOR_SWEEP_EXAMINED		1223
+#define	WT_STAT_CONN_CURSOR_SWEEP_EXAMINED		1225
 /*! cursor: cursor sweeps */
-#define	WT_STAT_CONN_CURSOR_SWEEP			1224
+#define	WT_STAT_CONN_CURSOR_SWEEP			1226
 /*! cursor: cursor truncate calls */
-#define	WT_STAT_CONN_CURSOR_TRUNCATE			1225
+#define	WT_STAT_CONN_CURSOR_TRUNCATE			1227
 /*! cursor: cursor update calls */
-#define	WT_STAT_CONN_CURSOR_UPDATE			1226
+#define	WT_STAT_CONN_CURSOR_UPDATE			1228
 /*! cursor: cursor update key and value bytes */
-#define	WT_STAT_CONN_CURSOR_UPDATE_BYTES		1227
+#define	WT_STAT_CONN_CURSOR_UPDATE_BYTES		1229
 /*! cursor: cursor update value size change */
-#define	WT_STAT_CONN_CURSOR_UPDATE_BYTES_CHANGED	1228
+#define	WT_STAT_CONN_CURSOR_UPDATE_BYTES_CHANGED	1230
 /*! cursor: cursors reused from cache */
-#define	WT_STAT_CONN_CURSOR_REOPEN			1229
+#define	WT_STAT_CONN_CURSOR_REOPEN			1231
 /*! cursor: open cursor count */
-#define	WT_STAT_CONN_CURSOR_OPEN_COUNT			1230
+#define	WT_STAT_CONN_CURSOR_OPEN_COUNT			1232
 /*! data-handle: connection data handle size */
-#define	WT_STAT_CONN_DH_CONN_HANDLE_SIZE		1231
+#define	WT_STAT_CONN_DH_CONN_HANDLE_SIZE		1233
 /*! data-handle: connection data handles currently active */
-#define	WT_STAT_CONN_DH_CONN_HANDLE_COUNT		1232
+#define	WT_STAT_CONN_DH_CONN_HANDLE_COUNT		1234
 /*! data-handle: connection sweep candidate became referenced */
-#define	WT_STAT_CONN_DH_SWEEP_REF			1233
+#define	WT_STAT_CONN_DH_SWEEP_REF			1235
 /*! data-handle: connection sweep dhandles closed */
-#define	WT_STAT_CONN_DH_SWEEP_CLOSE			1234
+#define	WT_STAT_CONN_DH_SWEEP_CLOSE			1236
 /*! data-handle: connection sweep dhandles removed from hash list */
-#define	WT_STAT_CONN_DH_SWEEP_REMOVE			1235
+#define	WT_STAT_CONN_DH_SWEEP_REMOVE			1237
 /*! data-handle: connection sweep time-of-death sets */
-#define	WT_STAT_CONN_DH_SWEEP_TOD			1236
+#define	WT_STAT_CONN_DH_SWEEP_TOD			1238
 /*! data-handle: connection sweeps */
-#define	WT_STAT_CONN_DH_SWEEPS				1237
+#define	WT_STAT_CONN_DH_SWEEPS				1239
 /*!
  * data-handle: connection sweeps skipped due to checkpoint gathering
  * handles
  */
-#define	WT_STAT_CONN_DH_SWEEP_SKIP_CKPT			1238
+#define	WT_STAT_CONN_DH_SWEEP_SKIP_CKPT			1240
 /*! data-handle: session dhandles swept */
-#define	WT_STAT_CONN_DH_SESSION_HANDLES			1239
+#define	WT_STAT_CONN_DH_SESSION_HANDLES			1241
 /*! data-handle: session sweep attempts */
-#define	WT_STAT_CONN_DH_SESSION_SWEEPS			1240
+#define	WT_STAT_CONN_DH_SESSION_SWEEPS			1242
 /*! lock: checkpoint lock acquisitions */
-#define	WT_STAT_CONN_LOCK_CHECKPOINT_COUNT		1241
+#define	WT_STAT_CONN_LOCK_CHECKPOINT_COUNT		1243
 /*! lock: checkpoint lock application thread wait time (usecs) */
-#define	WT_STAT_CONN_LOCK_CHECKPOINT_WAIT_APPLICATION	1242
+#define	WT_STAT_CONN_LOCK_CHECKPOINT_WAIT_APPLICATION	1244
 /*! lock: checkpoint lock internal thread wait time (usecs) */
-#define	WT_STAT_CONN_LOCK_CHECKPOINT_WAIT_INTERNAL	1243
+#define	WT_STAT_CONN_LOCK_CHECKPOINT_WAIT_INTERNAL	1245
 /*! lock: dhandle lock application thread time waiting (usecs) */
-#define	WT_STAT_CONN_LOCK_DHANDLE_WAIT_APPLICATION	1244
+#define	WT_STAT_CONN_LOCK_DHANDLE_WAIT_APPLICATION	1246
 /*! lock: dhandle lock internal thread time waiting (usecs) */
-#define	WT_STAT_CONN_LOCK_DHANDLE_WAIT_INTERNAL		1245
+#define	WT_STAT_CONN_LOCK_DHANDLE_WAIT_INTERNAL		1247
 /*! lock: dhandle read lock acquisitions */
-#define	WT_STAT_CONN_LOCK_DHANDLE_READ_COUNT		1246
+#define	WT_STAT_CONN_LOCK_DHANDLE_READ_COUNT		1248
 /*! lock: dhandle write lock acquisitions */
-#define	WT_STAT_CONN_LOCK_DHANDLE_WRITE_COUNT		1247
+#define	WT_STAT_CONN_LOCK_DHANDLE_WRITE_COUNT		1249
 /*!
  * lock: durable timestamp queue lock application thread time waiting
  * (usecs)
  */
-#define	WT_STAT_CONN_LOCK_DURABLE_TIMESTAMP_WAIT_APPLICATION	1248
+#define	WT_STAT_CONN_LOCK_DURABLE_TIMESTAMP_WAIT_APPLICATION	1250
 /*!
  * lock: durable timestamp queue lock internal thread time waiting
  * (usecs)
  */
-#define	WT_STAT_CONN_LOCK_DURABLE_TIMESTAMP_WAIT_INTERNAL	1249
+#define	WT_STAT_CONN_LOCK_DURABLE_TIMESTAMP_WAIT_INTERNAL	1251
 /*! lock: durable timestamp queue read lock acquisitions */
-#define	WT_STAT_CONN_LOCK_DURABLE_TIMESTAMP_READ_COUNT	1250
+#define	WT_STAT_CONN_LOCK_DURABLE_TIMESTAMP_READ_COUNT	1252
 /*! lock: durable timestamp queue write lock acquisitions */
-#define	WT_STAT_CONN_LOCK_DURABLE_TIMESTAMP_WRITE_COUNT	1251
+#define	WT_STAT_CONN_LOCK_DURABLE_TIMESTAMP_WRITE_COUNT	1253
 /*! lock: metadata lock acquisitions */
-#define	WT_STAT_CONN_LOCK_METADATA_COUNT		1252
+#define	WT_STAT_CONN_LOCK_METADATA_COUNT		1254
 /*! lock: metadata lock application thread wait time (usecs) */
-#define	WT_STAT_CONN_LOCK_METADATA_WAIT_APPLICATION	1253
+#define	WT_STAT_CONN_LOCK_METADATA_WAIT_APPLICATION	1255
 /*! lock: metadata lock internal thread wait time (usecs) */
-#define	WT_STAT_CONN_LOCK_METADATA_WAIT_INTERNAL	1254
+#define	WT_STAT_CONN_LOCK_METADATA_WAIT_INTERNAL	1256
 /*!
  * lock: read timestamp queue lock application thread time waiting
  * (usecs)
  */
-#define	WT_STAT_CONN_LOCK_READ_TIMESTAMP_WAIT_APPLICATION	1255
+#define	WT_STAT_CONN_LOCK_READ_TIMESTAMP_WAIT_APPLICATION	1257
 /*! lock: read timestamp queue lock internal thread time waiting (usecs) */
-#define	WT_STAT_CONN_LOCK_READ_TIMESTAMP_WAIT_INTERNAL	1256
+#define	WT_STAT_CONN_LOCK_READ_TIMESTAMP_WAIT_INTERNAL	1258
 /*! lock: read timestamp queue read lock acquisitions */
-#define	WT_STAT_CONN_LOCK_READ_TIMESTAMP_READ_COUNT	1257
+#define	WT_STAT_CONN_LOCK_READ_TIMESTAMP_READ_COUNT	1259
 /*! lock: read timestamp queue write lock acquisitions */
-#define	WT_STAT_CONN_LOCK_READ_TIMESTAMP_WRITE_COUNT	1258
+#define	WT_STAT_CONN_LOCK_READ_TIMESTAMP_WRITE_COUNT	1260
 /*! lock: schema lock acquisitions */
-#define	WT_STAT_CONN_LOCK_SCHEMA_COUNT			1259
+#define	WT_STAT_CONN_LOCK_SCHEMA_COUNT			1261
 /*! lock: schema lock application thread wait time (usecs) */
-#define	WT_STAT_CONN_LOCK_SCHEMA_WAIT_APPLICATION	1260
+#define	WT_STAT_CONN_LOCK_SCHEMA_WAIT_APPLICATION	1262
 /*! lock: schema lock internal thread wait time (usecs) */
-#define	WT_STAT_CONN_LOCK_SCHEMA_WAIT_INTERNAL		1261
+#define	WT_STAT_CONN_LOCK_SCHEMA_WAIT_INTERNAL		1263
 /*!
  * lock: table lock application thread time waiting for the table lock
  * (usecs)
  */
-#define	WT_STAT_CONN_LOCK_TABLE_WAIT_APPLICATION	1262
+#define	WT_STAT_CONN_LOCK_TABLE_WAIT_APPLICATION	1264
 /*!
  * lock: table lock internal thread time waiting for the table lock
  * (usecs)
  */
-#define	WT_STAT_CONN_LOCK_TABLE_WAIT_INTERNAL		1263
+#define	WT_STAT_CONN_LOCK_TABLE_WAIT_INTERNAL		1265
 /*! lock: table read lock acquisitions */
-#define	WT_STAT_CONN_LOCK_TABLE_READ_COUNT		1264
+#define	WT_STAT_CONN_LOCK_TABLE_READ_COUNT		1266
 /*! lock: table write lock acquisitions */
-#define	WT_STAT_CONN_LOCK_TABLE_WRITE_COUNT		1265
+#define	WT_STAT_CONN_LOCK_TABLE_WRITE_COUNT		1267
 /*! lock: txn global lock application thread time waiting (usecs) */
-#define	WT_STAT_CONN_LOCK_TXN_GLOBAL_WAIT_APPLICATION	1266
+#define	WT_STAT_CONN_LOCK_TXN_GLOBAL_WAIT_APPLICATION	1268
 /*! lock: txn global lock internal thread time waiting (usecs) */
-#define	WT_STAT_CONN_LOCK_TXN_GLOBAL_WAIT_INTERNAL	1267
+#define	WT_STAT_CONN_LOCK_TXN_GLOBAL_WAIT_INTERNAL	1269
 /*! lock: txn global read lock acquisitions */
-#define	WT_STAT_CONN_LOCK_TXN_GLOBAL_READ_COUNT		1268
+#define	WT_STAT_CONN_LOCK_TXN_GLOBAL_READ_COUNT		1270
 /*! lock: txn global write lock acquisitions */
-#define	WT_STAT_CONN_LOCK_TXN_GLOBAL_WRITE_COUNT	1269
+#define	WT_STAT_CONN_LOCK_TXN_GLOBAL_WRITE_COUNT	1271
 /*! log: busy returns attempting to switch slots */
-#define	WT_STAT_CONN_LOG_SLOT_SWITCH_BUSY		1270
+#define	WT_STAT_CONN_LOG_SLOT_SWITCH_BUSY		1272
 /*! log: force archive time sleeping (usecs) */
-#define	WT_STAT_CONN_LOG_FORCE_ARCHIVE_SLEEP		1271
+#define	WT_STAT_CONN_LOG_FORCE_ARCHIVE_SLEEP		1273
 /*! log: log bytes of payload data */
-#define	WT_STAT_CONN_LOG_BYTES_PAYLOAD			1272
+#define	WT_STAT_CONN_LOG_BYTES_PAYLOAD			1274
 /*! log: log bytes written */
-#define	WT_STAT_CONN_LOG_BYTES_WRITTEN			1273
+#define	WT_STAT_CONN_LOG_BYTES_WRITTEN			1275
 /*! log: log files manually zero-filled */
-#define	WT_STAT_CONN_LOG_ZERO_FILLS			1274
+#define	WT_STAT_CONN_LOG_ZERO_FILLS			1276
 /*! log: log flush operations */
-#define	WT_STAT_CONN_LOG_FLUSH				1275
+#define	WT_STAT_CONN_LOG_FLUSH				1277
 /*! log: log force write operations */
-#define	WT_STAT_CONN_LOG_FORCE_WRITE			1276
+#define	WT_STAT_CONN_LOG_FORCE_WRITE			1278
 /*! log: log force write operations skipped */
-#define	WT_STAT_CONN_LOG_FORCE_WRITE_SKIP		1277
+#define	WT_STAT_CONN_LOG_FORCE_WRITE_SKIP		1279
 /*! log: log records compressed */
-#define	WT_STAT_CONN_LOG_COMPRESS_WRITES		1278
+#define	WT_STAT_CONN_LOG_COMPRESS_WRITES		1280
 /*! log: log records not compressed */
-#define	WT_STAT_CONN_LOG_COMPRESS_WRITE_FAILS		1279
+#define	WT_STAT_CONN_LOG_COMPRESS_WRITE_FAILS		1281
 /*! log: log records too small to compress */
-#define	WT_STAT_CONN_LOG_COMPRESS_SMALL			1280
+#define	WT_STAT_CONN_LOG_COMPRESS_SMALL			1282
 /*! log: log release advances write LSN */
-#define	WT_STAT_CONN_LOG_RELEASE_WRITE_LSN		1281
+#define	WT_STAT_CONN_LOG_RELEASE_WRITE_LSN		1283
 /*! log: log scan operations */
-#define	WT_STAT_CONN_LOG_SCANS				1282
+#define	WT_STAT_CONN_LOG_SCANS				1284
 /*! log: log scan records requiring two reads */
-#define	WT_STAT_CONN_LOG_SCAN_REREADS			1283
+#define	WT_STAT_CONN_LOG_SCAN_REREADS			1285
 /*! log: log server thread advances write LSN */
-#define	WT_STAT_CONN_LOG_WRITE_LSN			1284
+#define	WT_STAT_CONN_LOG_WRITE_LSN			1286
 /*! log: log server thread write LSN walk skipped */
-#define	WT_STAT_CONN_LOG_WRITE_LSN_SKIP			1285
+#define	WT_STAT_CONN_LOG_WRITE_LSN_SKIP			1287
 /*! log: log sync operations */
-#define	WT_STAT_CONN_LOG_SYNC				1286
+#define	WT_STAT_CONN_LOG_SYNC				1288
 /*! log: log sync time duration (usecs) */
-#define	WT_STAT_CONN_LOG_SYNC_DURATION			1287
+#define	WT_STAT_CONN_LOG_SYNC_DURATION			1289
 /*! log: log sync_dir operations */
-#define	WT_STAT_CONN_LOG_SYNC_DIR			1288
+#define	WT_STAT_CONN_LOG_SYNC_DIR			1290
 /*! log: log sync_dir time duration (usecs) */
-#define	WT_STAT_CONN_LOG_SYNC_DIR_DURATION		1289
+#define	WT_STAT_CONN_LOG_SYNC_DIR_DURATION		1291
 /*! log: log write operations */
-#define	WT_STAT_CONN_LOG_WRITES				1290
+#define	WT_STAT_CONN_LOG_WRITES				1292
 /*! log: logging bytes consolidated */
-#define	WT_STAT_CONN_LOG_SLOT_CONSOLIDATED		1291
+#define	WT_STAT_CONN_LOG_SLOT_CONSOLIDATED		1293
 /*! log: maximum log file size */
-#define	WT_STAT_CONN_LOG_MAX_FILESIZE			1292
+#define	WT_STAT_CONN_LOG_MAX_FILESIZE			1294
 /*! log: number of pre-allocated log files to create */
-#define	WT_STAT_CONN_LOG_PREALLOC_MAX			1293
+#define	WT_STAT_CONN_LOG_PREALLOC_MAX			1295
 /*! log: pre-allocated log files not ready and missed */
-#define	WT_STAT_CONN_LOG_PREALLOC_MISSED		1294
+#define	WT_STAT_CONN_LOG_PREALLOC_MISSED		1296
 /*! log: pre-allocated log files prepared */
-#define	WT_STAT_CONN_LOG_PREALLOC_FILES			1295
+#define	WT_STAT_CONN_LOG_PREALLOC_FILES			1297
 /*! log: pre-allocated log files used */
-#define	WT_STAT_CONN_LOG_PREALLOC_USED			1296
+#define	WT_STAT_CONN_LOG_PREALLOC_USED			1298
 /*! log: records processed by log scan */
-#define	WT_STAT_CONN_LOG_SCAN_RECORDS			1297
+#define	WT_STAT_CONN_LOG_SCAN_RECORDS			1299
 /*! log: slot close lost race */
-#define	WT_STAT_CONN_LOG_SLOT_CLOSE_RACE		1298
+#define	WT_STAT_CONN_LOG_SLOT_CLOSE_RACE		1300
 /*! log: slot close unbuffered waits */
-#define	WT_STAT_CONN_LOG_SLOT_CLOSE_UNBUF		1299
+#define	WT_STAT_CONN_LOG_SLOT_CLOSE_UNBUF		1301
 /*! log: slot closures */
-#define	WT_STAT_CONN_LOG_SLOT_CLOSES			1300
+#define	WT_STAT_CONN_LOG_SLOT_CLOSES			1302
 /*! log: slot join atomic update races */
-#define	WT_STAT_CONN_LOG_SLOT_RACES			1301
+#define	WT_STAT_CONN_LOG_SLOT_RACES			1303
 /*! log: slot join calls atomic updates raced */
-#define	WT_STAT_CONN_LOG_SLOT_YIELD_RACE		1302
+#define	WT_STAT_CONN_LOG_SLOT_YIELD_RACE		1304
 /*! log: slot join calls did not yield */
-#define	WT_STAT_CONN_LOG_SLOT_IMMEDIATE			1303
+#define	WT_STAT_CONN_LOG_SLOT_IMMEDIATE			1305
 /*! log: slot join calls found active slot closed */
-#define	WT_STAT_CONN_LOG_SLOT_YIELD_CLOSE		1304
+#define	WT_STAT_CONN_LOG_SLOT_YIELD_CLOSE		1306
 /*! log: slot join calls slept */
-#define	WT_STAT_CONN_LOG_SLOT_YIELD_SLEEP		1305
+#define	WT_STAT_CONN_LOG_SLOT_YIELD_SLEEP		1307
 /*! log: slot join calls yielded */
-#define	WT_STAT_CONN_LOG_SLOT_YIELD			1306
+#define	WT_STAT_CONN_LOG_SLOT_YIELD			1308
 /*! log: slot join found active slot closed */
-#define	WT_STAT_CONN_LOG_SLOT_ACTIVE_CLOSED		1307
+#define	WT_STAT_CONN_LOG_SLOT_ACTIVE_CLOSED		1309
 /*! log: slot joins yield time (usecs) */
-#define	WT_STAT_CONN_LOG_SLOT_YIELD_DURATION		1308
+#define	WT_STAT_CONN_LOG_SLOT_YIELD_DURATION		1310
 /*! log: slot transitions unable to find free slot */
-#define	WT_STAT_CONN_LOG_SLOT_NO_FREE_SLOTS		1309
+#define	WT_STAT_CONN_LOG_SLOT_NO_FREE_SLOTS		1311
 /*! log: slot unbuffered writes */
-#define	WT_STAT_CONN_LOG_SLOT_UNBUFFERED		1310
+#define	WT_STAT_CONN_LOG_SLOT_UNBUFFERED		1312
 /*! log: total in-memory size of compressed records */
-#define	WT_STAT_CONN_LOG_COMPRESS_MEM			1311
+#define	WT_STAT_CONN_LOG_COMPRESS_MEM			1313
 /*! log: total log buffer size */
-#define	WT_STAT_CONN_LOG_BUFFER_SIZE			1312
+#define	WT_STAT_CONN_LOG_BUFFER_SIZE			1314
 /*! log: total size of compressed records */
-#define	WT_STAT_CONN_LOG_COMPRESS_LEN			1313
+#define	WT_STAT_CONN_LOG_COMPRESS_LEN			1315
 /*! log: written slots coalesced */
-#define	WT_STAT_CONN_LOG_SLOT_COALESCED			1314
+#define	WT_STAT_CONN_LOG_SLOT_COALESCED			1316
 /*! log: yields waiting for previous log file close */
-#define	WT_STAT_CONN_LOG_CLOSE_YIELDS			1315
+#define	WT_STAT_CONN_LOG_CLOSE_YIELDS			1317
 /*! perf: file system read latency histogram (bucket 1) - 10-49ms */
-#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT50	1316
+#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT50	1318
 /*! perf: file system read latency histogram (bucket 2) - 50-99ms */
-#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT100	1317
+#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT100	1319
 /*! perf: file system read latency histogram (bucket 3) - 100-249ms */
-#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT250	1318
+#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT250	1320
 /*! perf: file system read latency histogram (bucket 4) - 250-499ms */
-#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT500	1319
+#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT500	1321
 /*! perf: file system read latency histogram (bucket 5) - 500-999ms */
-#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT1000	1320
+#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_LT1000	1322
 /*! perf: file system read latency histogram (bucket 6) - 1000ms+ */
-#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_GT1000	1321
+#define	WT_STAT_CONN_PERF_HIST_FSREAD_LATENCY_GT1000	1323
 /*! perf: file system write latency histogram (bucket 1) - 10-49ms */
-#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT50	1322
+#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT50	1324
 /*! perf: file system write latency histogram (bucket 2) - 50-99ms */
-#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT100	1323
+#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT100	1325
 /*! perf: file system write latency histogram (bucket 3) - 100-249ms */
-#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT250	1324
+#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT250	1326
 /*! perf: file system write latency histogram (bucket 4) - 250-499ms */
-#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT500	1325
+#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT500	1327
 /*! perf: file system write latency histogram (bucket 5) - 500-999ms */
-#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT1000	1326
+#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_LT1000	1328
 /*! perf: file system write latency histogram (bucket 6) - 1000ms+ */
-#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_GT1000	1327
+#define	WT_STAT_CONN_PERF_HIST_FSWRITE_LATENCY_GT1000	1329
 /*! perf: operation read latency histogram (bucket 1) - 100-249us */
-#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_LT250	1328
+#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_LT250	1330
 /*! perf: operation read latency histogram (bucket 2) - 250-499us */
-#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_LT500	1329
+#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_LT500	1331
 /*! perf: operation read latency histogram (bucket 3) - 500-999us */
-#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_LT1000	1330
+#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_LT1000	1332
 /*! perf: operation read latency histogram (bucket 4) - 1000-9999us */
-#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_LT10000	1331
+#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_LT10000	1333
 /*! perf: operation read latency histogram (bucket 5) - 10000us+ */
-#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_GT10000	1332
+#define	WT_STAT_CONN_PERF_HIST_OPREAD_LATENCY_GT10000	1334
 /*! perf: operation write latency histogram (bucket 1) - 100-249us */
-#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_LT250	1333
+#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_LT250	1335
 /*! perf: operation write latency histogram (bucket 2) - 250-499us */
-#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_LT500	1334
+#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_LT500	1336
 /*! perf: operation write latency histogram (bucket 3) - 500-999us */
-#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_LT1000	1335
+#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_LT1000	1337
 /*! perf: operation write latency histogram (bucket 4) - 1000-9999us */
-#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_LT10000	1336
+#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_LT10000	1338
 /*! perf: operation write latency histogram (bucket 5) - 10000us+ */
-#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_GT10000	1337
+#define	WT_STAT_CONN_PERF_HIST_OPWRITE_LATENCY_GT10000	1339
 /*! reconciliation: approximate byte size of timestamps in pages written */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_BYTES_TS		1338
+#define	WT_STAT_CONN_REC_TIME_WINDOW_BYTES_TS		1340
 /*!
  * reconciliation: approximate byte size of transaction IDs in pages
  * written
  */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_BYTES_TXN		1339
+#define	WT_STAT_CONN_REC_TIME_WINDOW_BYTES_TXN		1341
 /*! reconciliation: fast-path pages deleted */
-#define	WT_STAT_CONN_REC_PAGE_DELETE_FAST		1340
+#define	WT_STAT_CONN_REC_PAGE_DELETE_FAST		1342
 /*! reconciliation: internal-page overflow keys */
-#define	WT_STAT_CONN_REC_OVERFLOW_KEY_INTERNAL		1341
+#define	WT_STAT_CONN_REC_OVERFLOW_KEY_INTERNAL		1343
 /*! reconciliation: leaf-page overflow keys */
-#define	WT_STAT_CONN_REC_OVERFLOW_KEY_LEAF		1342
+#define	WT_STAT_CONN_REC_OVERFLOW_KEY_LEAF		1344
 /*! reconciliation: maximum seconds spent in a reconciliation call */
-#define	WT_STAT_CONN_REC_MAXIMUM_SECONDS		1343
+#define	WT_STAT_CONN_REC_MAXIMUM_SECONDS		1345
 /*! reconciliation: page reconciliation calls */
-#define	WT_STAT_CONN_REC_PAGES				1344
+#define	WT_STAT_CONN_REC_PAGES				1346
 /*! reconciliation: page reconciliation calls for eviction */
-#define	WT_STAT_CONN_REC_PAGES_EVICTION			1345
+#define	WT_STAT_CONN_REC_PAGES_EVICTION			1347
 /*!
  * reconciliation: page reconciliation calls that resulted in values with
  * prepared transaction metadata
  */
-#define	WT_STAT_CONN_REC_PAGES_WITH_PREPARE		1346
+#define	WT_STAT_CONN_REC_PAGES_WITH_PREPARE		1348
 /*!
  * reconciliation: page reconciliation calls that resulted in values with
  * timestamps
  */
-#define	WT_STAT_CONN_REC_PAGES_WITH_TS			1347
+#define	WT_STAT_CONN_REC_PAGES_WITH_TS			1349
 /*!
  * reconciliation: page reconciliation calls that resulted in values with
  * transaction ids
  */
-#define	WT_STAT_CONN_REC_PAGES_WITH_TXN			1348
+#define	WT_STAT_CONN_REC_PAGES_WITH_TXN			1350
 /*! reconciliation: pages deleted */
-#define	WT_STAT_CONN_REC_PAGE_DELETE			1349
+#define	WT_STAT_CONN_REC_PAGE_DELETE			1351
 /*!
  * reconciliation: pages written including an aggregated newest start
  * durable timestamp
  */
-#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_START_DURABLE_TS	1350
+#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_START_DURABLE_TS	1352
 /*!
  * reconciliation: pages written including an aggregated newest stop
  * durable timestamp
  */
-#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_STOP_DURABLE_TS	1351
+#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_STOP_DURABLE_TS	1353
 /*!
  * reconciliation: pages written including an aggregated newest stop
  * timestamp
  */
-#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_STOP_TS	1352
+#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_STOP_TS	1354
 /*!
  * reconciliation: pages written including an aggregated newest stop
  * transaction ID
  */
-#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_STOP_TXN	1353
+#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_STOP_TXN	1355
 /*!
  * reconciliation: pages written including an aggregated newest
  * transaction ID
  */
-#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_TXN		1354
+#define	WT_STAT_CONN_REC_TIME_AGGR_NEWEST_TXN		1356
 /*!
  * reconciliation: pages written including an aggregated oldest start
  * timestamp
  */
-#define	WT_STAT_CONN_REC_TIME_AGGR_OLDEST_START_TS	1355
+#define	WT_STAT_CONN_REC_TIME_AGGR_OLDEST_START_TS	1357
 /*! reconciliation: pages written including an aggregated prepare */
-#define	WT_STAT_CONN_REC_TIME_AGGR_PREPARED		1356
+#define	WT_STAT_CONN_REC_TIME_AGGR_PREPARED		1358
 /*! reconciliation: pages written including at least one prepare state */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_PREPARED	1357
+#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_PREPARED	1359
 /*!
  * reconciliation: pages written including at least one start durable
  * timestamp
  */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_DURABLE_START_TS	1358
+#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_DURABLE_START_TS	1360
 /*! reconciliation: pages written including at least one start timestamp */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_START_TS	1359
+#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_START_TS	1361
 /*!
  * reconciliation: pages written including at least one start transaction
  * ID
  */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_START_TXN	1360
+#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_START_TXN	1362
 /*!
  * reconciliation: pages written including at least one stop durable
  * timestamp
  */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_DURABLE_STOP_TS	1361
+#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_DURABLE_STOP_TS	1363
 /*! reconciliation: pages written including at least one stop timestamp */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_STOP_TS	1362
+#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_STOP_TS	1364
 /*!
  * reconciliation: pages written including at least one stop transaction
  * ID
  */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_STOP_TXN	1363
+#define	WT_STAT_CONN_REC_TIME_WINDOW_PAGES_STOP_TXN	1365
 /*! reconciliation: records written including a prepare state */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_PREPARED		1364
+#define	WT_STAT_CONN_REC_TIME_WINDOW_PREPARED		1366
 /*! reconciliation: records written including a start durable timestamp */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_DURABLE_START_TS	1365
+#define	WT_STAT_CONN_REC_TIME_WINDOW_DURABLE_START_TS	1367
 /*! reconciliation: records written including a start timestamp */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_START_TS		1366
+#define	WT_STAT_CONN_REC_TIME_WINDOW_START_TS		1368
 /*! reconciliation: records written including a start transaction ID */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_START_TXN		1367
+#define	WT_STAT_CONN_REC_TIME_WINDOW_START_TXN		1369
 /*! reconciliation: records written including a stop durable timestamp */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_DURABLE_STOP_TS	1368
+#define	WT_STAT_CONN_REC_TIME_WINDOW_DURABLE_STOP_TS	1370
 /*! reconciliation: records written including a stop timestamp */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_STOP_TS		1369
+#define	WT_STAT_CONN_REC_TIME_WINDOW_STOP_TS		1371
 /*! reconciliation: records written including a stop transaction ID */
-#define	WT_STAT_CONN_REC_TIME_WINDOW_STOP_TXN		1370
+#define	WT_STAT_CONN_REC_TIME_WINDOW_STOP_TXN		1372
 /*! reconciliation: split bytes currently awaiting free */
-#define	WT_STAT_CONN_REC_SPLIT_STASHED_BYTES		1371
+#define	WT_STAT_CONN_REC_SPLIT_STASHED_BYTES		1373
 /*! reconciliation: split objects currently awaiting free */
-#define	WT_STAT_CONN_REC_SPLIT_STASHED_OBJECTS		1372
+#define	WT_STAT_CONN_REC_SPLIT_STASHED_OBJECTS		1374
 /*! session: attempts to remove a local object and the object is in use */
-#define	WT_STAT_CONN_LOCAL_OBJECTS_INUSE		1373
+#define	WT_STAT_CONN_LOCAL_OBJECTS_INUSE		1375
 /*! session: flush_tier operation calls */
-#define	WT_STAT_CONN_FLUSH_TIER				1374
+#define	WT_STAT_CONN_FLUSH_TIER				1376
 /*! session: local objects removed */
-#define	WT_STAT_CONN_LOCAL_OBJECTS_REMOVED		1375
+#define	WT_STAT_CONN_LOCAL_OBJECTS_REMOVED		1377
 /*! session: open session count */
-#define	WT_STAT_CONN_SESSION_OPEN			1376
+#define	WT_STAT_CONN_SESSION_OPEN			1378
 /*! session: session query timestamp calls */
-#define	WT_STAT_CONN_SESSION_QUERY_TS			1377
+#define	WT_STAT_CONN_SESSION_QUERY_TS			1379
 /*! session: table alter failed calls */
-#define	WT_STAT_CONN_SESSION_TABLE_ALTER_FAIL		1378
+#define	WT_STAT_CONN_SESSION_TABLE_ALTER_FAIL		1380
 /*! session: table alter successful calls */
-#define	WT_STAT_CONN_SESSION_TABLE_ALTER_SUCCESS	1379
+#define	WT_STAT_CONN_SESSION_TABLE_ALTER_SUCCESS	1381
 /*! session: table alter triggering checkpoint calls */
-#define	WT_STAT_CONN_SESSION_TABLE_ALTER_TRIGGER_CHECKPOINT	1380
+#define	WT_STAT_CONN_SESSION_TABLE_ALTER_TRIGGER_CHECKPOINT	1382
 /*! session: table alter unchanged and skipped */
-#define	WT_STAT_CONN_SESSION_TABLE_ALTER_SKIP		1381
+#define	WT_STAT_CONN_SESSION_TABLE_ALTER_SKIP		1383
 /*! session: table compact failed calls */
-#define	WT_STAT_CONN_SESSION_TABLE_COMPACT_FAIL		1382
+#define	WT_STAT_CONN_SESSION_TABLE_COMPACT_FAIL		1384
 /*! session: table compact successful calls */
-#define	WT_STAT_CONN_SESSION_TABLE_COMPACT_SUCCESS	1383
+#define	WT_STAT_CONN_SESSION_TABLE_COMPACT_SUCCESS	1385
 /*! session: table create failed calls */
-#define	WT_STAT_CONN_SESSION_TABLE_CREATE_FAIL		1384
+#define	WT_STAT_CONN_SESSION_TABLE_CREATE_FAIL		1386
 /*! session: table create successful calls */
-#define	WT_STAT_CONN_SESSION_TABLE_CREATE_SUCCESS	1385
+#define	WT_STAT_CONN_SESSION_TABLE_CREATE_SUCCESS	1387
 /*! session: table drop failed calls */
-#define	WT_STAT_CONN_SESSION_TABLE_DROP_FAIL		1386
+#define	WT_STAT_CONN_SESSION_TABLE_DROP_FAIL		1388
 /*! session: table drop successful calls */
-#define	WT_STAT_CONN_SESSION_TABLE_DROP_SUCCESS		1387
+#define	WT_STAT_CONN_SESSION_TABLE_DROP_SUCCESS		1389
 /*! session: table rename failed calls */
-#define	WT_STAT_CONN_SESSION_TABLE_RENAME_FAIL		1388
+#define	WT_STAT_CONN_SESSION_TABLE_RENAME_FAIL		1390
 /*! session: table rename successful calls */
-#define	WT_STAT_CONN_SESSION_TABLE_RENAME_SUCCESS	1389
+#define	WT_STAT_CONN_SESSION_TABLE_RENAME_SUCCESS	1391
 /*! session: table salvage failed calls */
-#define	WT_STAT_CONN_SESSION_TABLE_SALVAGE_FAIL		1390
+#define	WT_STAT_CONN_SESSION_TABLE_SALVAGE_FAIL		1392
 /*! session: table salvage successful calls */
-#define	WT_STAT_CONN_SESSION_TABLE_SALVAGE_SUCCESS	1391
+#define	WT_STAT_CONN_SESSION_TABLE_SALVAGE_SUCCESS	1393
 /*! session: table truncate failed calls */
-#define	WT_STAT_CONN_SESSION_TABLE_TRUNCATE_FAIL	1392
+#define	WT_STAT_CONN_SESSION_TABLE_TRUNCATE_FAIL	1394
 /*! session: table truncate successful calls */
-#define	WT_STAT_CONN_SESSION_TABLE_TRUNCATE_SUCCESS	1393
+#define	WT_STAT_CONN_SESSION_TABLE_TRUNCATE_SUCCESS	1395
 /*! session: table verify failed calls */
-#define	WT_STAT_CONN_SESSION_TABLE_VERIFY_FAIL		1394
+#define	WT_STAT_CONN_SESSION_TABLE_VERIFY_FAIL		1396
 /*! session: table verify successful calls */
-#define	WT_STAT_CONN_SESSION_TABLE_VERIFY_SUCCESS	1395
+#define	WT_STAT_CONN_SESSION_TABLE_VERIFY_SUCCESS	1397
 /*! session: tiered operations dequeued and processed */
-#define	WT_STAT_CONN_TIERED_WORK_UNITS_DEQUEUED		1396
+#define	WT_STAT_CONN_TIERED_WORK_UNITS_DEQUEUED		1398
 /*! session: tiered operations scheduled */
-#define	WT_STAT_CONN_TIERED_WORK_UNITS_CREATED		1397
+#define	WT_STAT_CONN_TIERED_WORK_UNITS_CREATED		1399
 /*! session: tiered storage local retention time (secs) */
-#define	WT_STAT_CONN_TIERED_RETENTION			1398
+#define	WT_STAT_CONN_TIERED_RETENTION			1400
 /*! session: tiered storage object size */
-#define	WT_STAT_CONN_TIERED_OBJECT_SIZE			1399
+#define	WT_STAT_CONN_TIERED_OBJECT_SIZE			1401
 /*! thread-state: active filesystem fsync calls */
-#define	WT_STAT_CONN_THREAD_FSYNC_ACTIVE		1400
+#define	WT_STAT_CONN_THREAD_FSYNC_ACTIVE		1402
 /*! thread-state: active filesystem read calls */
-#define	WT_STAT_CONN_THREAD_READ_ACTIVE			1401
+#define	WT_STAT_CONN_THREAD_READ_ACTIVE			1403
 /*! thread-state: active filesystem write calls */
-#define	WT_STAT_CONN_THREAD_WRITE_ACTIVE		1402
+#define	WT_STAT_CONN_THREAD_WRITE_ACTIVE		1404
 /*! thread-yield: application thread time evicting (usecs) */
-#define	WT_STAT_CONN_APPLICATION_EVICT_TIME		1403
+#define	WT_STAT_CONN_APPLICATION_EVICT_TIME		1405
 /*! thread-yield: application thread time waiting for cache (usecs) */
-#define	WT_STAT_CONN_APPLICATION_CACHE_TIME		1404
+#define	WT_STAT_CONN_APPLICATION_CACHE_TIME		1406
 /*!
  * thread-yield: connection close blocked waiting for transaction state
  * stabilization
  */
-#define	WT_STAT_CONN_TXN_RELEASE_BLOCKED		1405
+#define	WT_STAT_CONN_TXN_RELEASE_BLOCKED		1407
 /*! thread-yield: connection close yielded for lsm manager shutdown */
-#define	WT_STAT_CONN_CONN_CLOSE_BLOCKED_LSM		1406
+#define	WT_STAT_CONN_CONN_CLOSE_BLOCKED_LSM		1408
 /*! thread-yield: data handle lock yielded */
-#define	WT_STAT_CONN_DHANDLE_LOCK_BLOCKED		1407
+#define	WT_STAT_CONN_DHANDLE_LOCK_BLOCKED		1409
 /*!
  * thread-yield: get reference for page index and slot time sleeping
  * (usecs)
  */
-#define	WT_STAT_CONN_PAGE_INDEX_SLOT_REF_BLOCKED	1408
+#define	WT_STAT_CONN_PAGE_INDEX_SLOT_REF_BLOCKED	1410
 /*! thread-yield: page access yielded due to prepare state change */
-#define	WT_STAT_CONN_PREPARED_TRANSITION_BLOCKED_PAGE	1409
+#define	WT_STAT_CONN_PREPARED_TRANSITION_BLOCKED_PAGE	1411
 /*! thread-yield: page acquire busy blocked */
-#define	WT_STAT_CONN_PAGE_BUSY_BLOCKED			1410
+#define	WT_STAT_CONN_PAGE_BUSY_BLOCKED			1412
 /*! thread-yield: page acquire eviction blocked */
-#define	WT_STAT_CONN_PAGE_FORCIBLE_EVICT_BLOCKED	1411
+#define	WT_STAT_CONN_PAGE_FORCIBLE_EVICT_BLOCKED	1413
 /*! thread-yield: page acquire locked blocked */
-#define	WT_STAT_CONN_PAGE_LOCKED_BLOCKED		1412
+#define	WT_STAT_CONN_PAGE_LOCKED_BLOCKED		1414
 /*! thread-yield: page acquire read blocked */
-#define	WT_STAT_CONN_PAGE_READ_BLOCKED			1413
+#define	WT_STAT_CONN_PAGE_READ_BLOCKED			1415
 /*! thread-yield: page acquire time sleeping (usecs) */
-#define	WT_STAT_CONN_PAGE_SLEEP				1414
+#define	WT_STAT_CONN_PAGE_SLEEP				1416
 /*!
  * thread-yield: page delete rollback time sleeping for state change
  * (usecs)
  */
-#define	WT_STAT_CONN_PAGE_DEL_ROLLBACK_BLOCKED		1415
+#define	WT_STAT_CONN_PAGE_DEL_ROLLBACK_BLOCKED		1417
 /*! thread-yield: page reconciliation yielded due to child modification */
-#define	WT_STAT_CONN_CHILD_MODIFY_BLOCKED_PAGE		1416
+#define	WT_STAT_CONN_CHILD_MODIFY_BLOCKED_PAGE		1418
 /*! transaction: Number of prepared updates */
-#define	WT_STAT_CONN_TXN_PREPARED_UPDATES		1417
+#define	WT_STAT_CONN_TXN_PREPARED_UPDATES		1419
 /*! transaction: Number of prepared updates committed */
-#define	WT_STAT_CONN_TXN_PREPARED_UPDATES_COMMITTED	1418
+#define	WT_STAT_CONN_TXN_PREPARED_UPDATES_COMMITTED	1420
 /*! transaction: Number of prepared updates repeated on the same key */
-#define	WT_STAT_CONN_TXN_PREPARED_UPDATES_KEY_REPEATED	1419
+#define	WT_STAT_CONN_TXN_PREPARED_UPDATES_KEY_REPEATED	1421
 /*! transaction: Number of prepared updates rolled back */
-#define	WT_STAT_CONN_TXN_PREPARED_UPDATES_ROLLEDBACK	1420
+#define	WT_STAT_CONN_TXN_PREPARED_UPDATES_ROLLEDBACK	1422
 /*! transaction: prepared transactions */
-#define	WT_STAT_CONN_TXN_PREPARE			1421
+#define	WT_STAT_CONN_TXN_PREPARE			1423
 /*! transaction: prepared transactions committed */
-#define	WT_STAT_CONN_TXN_PREPARE_COMMIT			1422
+#define	WT_STAT_CONN_TXN_PREPARE_COMMIT			1424
 /*! transaction: prepared transactions currently active */
-#define	WT_STAT_CONN_TXN_PREPARE_ACTIVE			1423
+#define	WT_STAT_CONN_TXN_PREPARE_ACTIVE			1425
 /*! transaction: prepared transactions rolled back */
-#define	WT_STAT_CONN_TXN_PREPARE_ROLLBACK		1424
+#define	WT_STAT_CONN_TXN_PREPARE_ROLLBACK		1426
 /*!
  * transaction: prepared transactions rolled back and do not remove the
  * history store entry
  */
-#define	WT_STAT_CONN_TXN_PREPARE_ROLLBACK_DO_NOT_REMOVE_HS_UPDATE	1425
+#define	WT_STAT_CONN_TXN_PREPARE_ROLLBACK_DO_NOT_REMOVE_HS_UPDATE	1427
 /*!
  * transaction: prepared transactions rolled back and fix the history
  * store entry with checkpoint reserved transaction id
  */
-#define	WT_STAT_CONN_TXN_PREPARE_ROLLBACK_FIX_HS_UPDATE_WITH_CKPT_RESERVED_TXNID	1426
+#define	WT_STAT_CONN_TXN_PREPARE_ROLLBACK_FIX_HS_UPDATE_WITH_CKPT_RESERVED_TXNID	1428
 /*! transaction: query timestamp calls */
-#define	WT_STAT_CONN_TXN_QUERY_TS			1427
+#define	WT_STAT_CONN_TXN_QUERY_TS			1429
 /*! transaction: race to read prepared update retry */
-#define	WT_STAT_CONN_TXN_READ_RACE_PREPARE_UPDATE	1428
+#define	WT_STAT_CONN_TXN_READ_RACE_PREPARE_UPDATE	1430
 /*! transaction: rollback to stable calls */
-#define	WT_STAT_CONN_TXN_RTS				1429
+#define	WT_STAT_CONN_TXN_RTS				1431
 /*!
  * transaction: rollback to stable history store records with stop
  * timestamps older than newer records
  */
-#define	WT_STAT_CONN_TXN_RTS_HS_STOP_OLDER_THAN_NEWER_START	1430
+#define	WT_STAT_CONN_TXN_RTS_HS_STOP_OLDER_THAN_NEWER_START	1432
 /*! transaction: rollback to stable inconsistent checkpoint */
-#define	WT_STAT_CONN_TXN_RTS_INCONSISTENT_CKPT		1431
+#define	WT_STAT_CONN_TXN_RTS_INCONSISTENT_CKPT		1433
 /*! transaction: rollback to stable keys removed */
-#define	WT_STAT_CONN_TXN_RTS_KEYS_REMOVED		1432
+#define	WT_STAT_CONN_TXN_RTS_KEYS_REMOVED		1434
 /*! transaction: rollback to stable keys restored */
-#define	WT_STAT_CONN_TXN_RTS_KEYS_RESTORED		1433
+#define	WT_STAT_CONN_TXN_RTS_KEYS_RESTORED		1435
 /*! transaction: rollback to stable pages visited */
-#define	WT_STAT_CONN_TXN_RTS_PAGES_VISITED		1434
+#define	WT_STAT_CONN_TXN_RTS_PAGES_VISITED		1436
 /*! transaction: rollback to stable restored tombstones from history store */
-#define	WT_STAT_CONN_TXN_RTS_HS_RESTORE_TOMBSTONES	1435
+#define	WT_STAT_CONN_TXN_RTS_HS_RESTORE_TOMBSTONES	1437
 /*! transaction: rollback to stable restored updates from history store */
-#define	WT_STAT_CONN_TXN_RTS_HS_RESTORE_UPDATES		1436
+#define	WT_STAT_CONN_TXN_RTS_HS_RESTORE_UPDATES		1438
 /*! transaction: rollback to stable skipping delete rle */
-#define	WT_STAT_CONN_TXN_RTS_DELETE_RLE_SKIPPED		1437
+#define	WT_STAT_CONN_TXN_RTS_DELETE_RLE_SKIPPED		1439
 /*! transaction: rollback to stable skipping stable rle */
-#define	WT_STAT_CONN_TXN_RTS_STABLE_RLE_SKIPPED		1438
+#define	WT_STAT_CONN_TXN_RTS_STABLE_RLE_SKIPPED		1440
 /*! transaction: rollback to stable sweeping history store keys */
-#define	WT_STAT_CONN_TXN_RTS_SWEEP_HS_KEYS		1439
+#define	WT_STAT_CONN_TXN_RTS_SWEEP_HS_KEYS		1441
 /*! transaction: rollback to stable tree walk skipping pages */
-#define	WT_STAT_CONN_TXN_RTS_TREE_WALK_SKIP_PAGES	1440
+#define	WT_STAT_CONN_TXN_RTS_TREE_WALK_SKIP_PAGES	1442
 /*! transaction: rollback to stable updates aborted */
-#define	WT_STAT_CONN_TXN_RTS_UPD_ABORTED		1441
+#define	WT_STAT_CONN_TXN_RTS_UPD_ABORTED		1443
 /*! transaction: rollback to stable updates removed from history store */
-#define	WT_STAT_CONN_TXN_RTS_HS_REMOVED			1442
+#define	WT_STAT_CONN_TXN_RTS_HS_REMOVED			1444
 /*! transaction: sessions scanned in each walk of concurrent sessions */
-#define	WT_STAT_CONN_TXN_SESSIONS_WALKED		1443
+#define	WT_STAT_CONN_TXN_SESSIONS_WALKED		1445
 /*! transaction: set timestamp calls */
-#define	WT_STAT_CONN_TXN_SET_TS				1444
+#define	WT_STAT_CONN_TXN_SET_TS				1446
 /*! transaction: set timestamp durable calls */
-#define	WT_STAT_CONN_TXN_SET_TS_DURABLE			1445
+#define	WT_STAT_CONN_TXN_SET_TS_DURABLE			1447
 /*! transaction: set timestamp durable updates */
-#define	WT_STAT_CONN_TXN_SET_TS_DURABLE_UPD		1446
+#define	WT_STAT_CONN_TXN_SET_TS_DURABLE_UPD		1448
 /*! transaction: set timestamp oldest calls */
-#define	WT_STAT_CONN_TXN_SET_TS_OLDEST			1447
+#define	WT_STAT_CONN_TXN_SET_TS_OLDEST			1449
 /*! transaction: set timestamp oldest updates */
-#define	WT_STAT_CONN_TXN_SET_TS_OLDEST_UPD		1448
+#define	WT_STAT_CONN_TXN_SET_TS_OLDEST_UPD		1450
 /*! transaction: set timestamp stable calls */
-#define	WT_STAT_CONN_TXN_SET_TS_STABLE			1449
+#define	WT_STAT_CONN_TXN_SET_TS_STABLE			1451
 /*! transaction: set timestamp stable updates */
-#define	WT_STAT_CONN_TXN_SET_TS_STABLE_UPD		1450
+#define	WT_STAT_CONN_TXN_SET_TS_STABLE_UPD		1452
 /*! transaction: transaction begins */
-#define	WT_STAT_CONN_TXN_BEGIN				1451
+#define	WT_STAT_CONN_TXN_BEGIN				1453
 /*! transaction: transaction checkpoint currently running */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_RUNNING		1452
+#define	WT_STAT_CONN_TXN_CHECKPOINT_RUNNING		1454
 /*!
  * transaction: transaction checkpoint currently running for history
  * store file
  */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_RUNNING_HS		1453
+#define	WT_STAT_CONN_TXN_CHECKPOINT_RUNNING_HS		1455
 /*! transaction: transaction checkpoint generation */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_GENERATION		1454
+#define	WT_STAT_CONN_TXN_CHECKPOINT_GENERATION		1456
 /*!
  * transaction: transaction checkpoint history store file duration
  * (usecs)
  */
-#define	WT_STAT_CONN_TXN_HS_CKPT_DURATION		1455
+#define	WT_STAT_CONN_TXN_HS_CKPT_DURATION		1457
 /*! transaction: transaction checkpoint max time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_TIME_MAX		1456
+#define	WT_STAT_CONN_TXN_CHECKPOINT_TIME_MAX		1458
 /*! transaction: transaction checkpoint min time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_TIME_MIN		1457
+#define	WT_STAT_CONN_TXN_CHECKPOINT_TIME_MIN		1459
 /*!
  * transaction: transaction checkpoint most recent duration for gathering
  * all handles (usecs)
  */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_DURATION	1458
+#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_DURATION	1460
 /*!
  * transaction: transaction checkpoint most recent duration for gathering
  * applied handles (usecs)
  */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_DURATION_APPLY	1459
+#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_DURATION_APPLY	1461
 /*!
  * transaction: transaction checkpoint most recent duration for gathering
  * skipped handles (usecs)
  */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_DURATION_SKIP	1460
+#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_DURATION_SKIP	1462
 /*! transaction: transaction checkpoint most recent handles applied */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_APPLIED	1461
+#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_APPLIED	1463
 /*! transaction: transaction checkpoint most recent handles skipped */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_SKIPPED	1462
+#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_SKIPPED	1464
 /*! transaction: transaction checkpoint most recent handles walked */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_WALKED	1463
+#define	WT_STAT_CONN_TXN_CHECKPOINT_HANDLE_WALKED	1465
 /*! transaction: transaction checkpoint most recent time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_TIME_RECENT		1464
+#define	WT_STAT_CONN_TXN_CHECKPOINT_TIME_RECENT		1466
 /*! transaction: transaction checkpoint prepare currently running */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_RUNNING	1465
+#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_RUNNING	1467
 /*! transaction: transaction checkpoint prepare max time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_MAX		1466
+#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_MAX		1468
 /*! transaction: transaction checkpoint prepare min time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_MIN		1467
+#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_MIN		1469
 /*! transaction: transaction checkpoint prepare most recent time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_RECENT		1468
+#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_RECENT		1470
 /*! transaction: transaction checkpoint prepare total time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_TOTAL		1469
+#define	WT_STAT_CONN_TXN_CHECKPOINT_PREP_TOTAL		1471
 /*! transaction: transaction checkpoint scrub dirty target */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_SCRUB_TARGET	1470
+#define	WT_STAT_CONN_TXN_CHECKPOINT_SCRUB_TARGET	1472
 /*! transaction: transaction checkpoint scrub time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_SCRUB_TIME		1471
+#define	WT_STAT_CONN_TXN_CHECKPOINT_SCRUB_TIME		1473
 /*! transaction: transaction checkpoint total time (msecs) */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_TIME_TOTAL		1472
+#define	WT_STAT_CONN_TXN_CHECKPOINT_TIME_TOTAL		1474
 /*! transaction: transaction checkpoints */
-#define	WT_STAT_CONN_TXN_CHECKPOINT			1473
+#define	WT_STAT_CONN_TXN_CHECKPOINT			1475
 /*! transaction: transaction checkpoints due to obsolete pages */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_OBSOLETE_APPLIED	1474
+#define	WT_STAT_CONN_TXN_CHECKPOINT_OBSOLETE_APPLIED	1476
 /*!
  * transaction: transaction checkpoints skipped because database was
  * clean
  */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_SKIPPED		1475
+#define	WT_STAT_CONN_TXN_CHECKPOINT_SKIPPED		1477
 /*! transaction: transaction failures due to history store */
-#define	WT_STAT_CONN_TXN_FAIL_CACHE			1476
+#define	WT_STAT_CONN_TXN_FAIL_CACHE			1478
 /*!
  * transaction: transaction fsync calls for checkpoint after allocating
  * the transaction ID
  */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_FSYNC_POST		1477
+#define	WT_STAT_CONN_TXN_CHECKPOINT_FSYNC_POST		1479
 /*!
  * transaction: transaction fsync duration for checkpoint after
  * allocating the transaction ID (usecs)
  */
-#define	WT_STAT_CONN_TXN_CHECKPOINT_FSYNC_POST_DURATION	1478
+#define	WT_STAT_CONN_TXN_CHECKPOINT_FSYNC_POST_DURATION	1480
 /*! transaction: transaction range of IDs currently pinned */
-#define	WT_STAT_CONN_TXN_PINNED_RANGE			1479
+#define	WT_STAT_CONN_TXN_PINNED_RANGE			1481
 /*! transaction: transaction range of IDs currently pinned by a checkpoint */
-#define	WT_STAT_CONN_TXN_PINNED_CHECKPOINT_RANGE	1480
+#define	WT_STAT_CONN_TXN_PINNED_CHECKPOINT_RANGE	1482
 /*! transaction: transaction range of timestamps currently pinned */
-#define	WT_STAT_CONN_TXN_PINNED_TIMESTAMP		1481
+#define	WT_STAT_CONN_TXN_PINNED_TIMESTAMP		1483
 /*! transaction: transaction range of timestamps pinned by a checkpoint */
-#define	WT_STAT_CONN_TXN_PINNED_TIMESTAMP_CHECKPOINT	1482
+#define	WT_STAT_CONN_TXN_PINNED_TIMESTAMP_CHECKPOINT	1484
 /*!
  * transaction: transaction range of timestamps pinned by the oldest
  * active read timestamp
  */
-#define	WT_STAT_CONN_TXN_PINNED_TIMESTAMP_READER	1483
+#define	WT_STAT_CONN_TXN_PINNED_TIMESTAMP_READER	1485
 /*!
  * transaction: transaction range of timestamps pinned by the oldest
  * timestamp
  */
-#define	WT_STAT_CONN_TXN_PINNED_TIMESTAMP_OLDEST	1484
+#define	WT_STAT_CONN_TXN_PINNED_TIMESTAMP_OLDEST	1486
 /*! transaction: transaction read timestamp of the oldest active reader */
-#define	WT_STAT_CONN_TXN_TIMESTAMP_OLDEST_ACTIVE_READ	1485
+#define	WT_STAT_CONN_TXN_TIMESTAMP_OLDEST_ACTIVE_READ	1487
 /*! transaction: transaction rollback to stable currently running */
-#define	WT_STAT_CONN_TXN_ROLLBACK_TO_STABLE_RUNNING	1486
+#define	WT_STAT_CONN_TXN_ROLLBACK_TO_STABLE_RUNNING	1488
 /*! transaction: transaction walk of concurrent sessions */
-#define	WT_STAT_CONN_TXN_WALK_SESSIONS			1487
+#define	WT_STAT_CONN_TXN_WALK_SESSIONS			1489
 /*! transaction: transactions committed */
-#define	WT_STAT_CONN_TXN_COMMIT				1488
+#define	WT_STAT_CONN_TXN_COMMIT				1490
 /*! transaction: transactions rolled back */
-#define	WT_STAT_CONN_TXN_ROLLBACK			1489
+#define	WT_STAT_CONN_TXN_ROLLBACK			1491
 /*! transaction: update conflicts */
-#define	WT_STAT_CONN_TXN_UPDATE_CONFLICT		1490
+#define	WT_STAT_CONN_TXN_UPDATE_CONFLICT		1492
 
 /*!
  * @}
@@ -6473,380 +6477,384 @@ extern int wiredtiger_extension_terminate(WT_CONNECTION *connection);
 #define	WT_STAT_DSRC_CACHE_WRITE			2096
 /*! cache: pages written requiring in-memory restoration */
 #define	WT_STAT_DSRC_CACHE_WRITE_RESTORE		2097
+/*! cache: the number of times full update inserted to history store */
+#define	WT_STAT_DSRC_CACHE_HS_INSERT_FULL_UPDATE	2098
+/*! cache: the number of times reverse modify inserted to history store */
+#define	WT_STAT_DSRC_CACHE_HS_INSERT_REVERSE_MODIFY	2099
 /*! cache: tracked dirty bytes in the cache */
-#define	WT_STAT_DSRC_CACHE_BYTES_DIRTY			2098
+#define	WT_STAT_DSRC_CACHE_BYTES_DIRTY			2100
 /*! cache: unmodified pages evicted */
-#define	WT_STAT_DSRC_CACHE_EVICTION_CLEAN		2099
+#define	WT_STAT_DSRC_CACHE_EVICTION_CLEAN		2101
 /*!
  * cache_walk: Average difference between current eviction generation
  * when the page was last considered, only reported if cache_walk or all
  * statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_GEN_AVG_GAP		2100
+#define	WT_STAT_DSRC_CACHE_STATE_GEN_AVG_GAP		2102
 /*!
  * cache_walk: Average on-disk page image size seen, only reported if
  * cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_AVG_WRITTEN_SIZE	2101
+#define	WT_STAT_DSRC_CACHE_STATE_AVG_WRITTEN_SIZE	2103
 /*!
  * cache_walk: Average time in cache for pages that have been visited by
  * the eviction server, only reported if cache_walk or all statistics are
  * enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_AVG_VISITED_AGE	2102
+#define	WT_STAT_DSRC_CACHE_STATE_AVG_VISITED_AGE	2104
 /*!
  * cache_walk: Average time in cache for pages that have not been visited
  * by the eviction server, only reported if cache_walk or all statistics
  * are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_AVG_UNVISITED_AGE	2103
+#define	WT_STAT_DSRC_CACHE_STATE_AVG_UNVISITED_AGE	2105
 /*!
  * cache_walk: Clean pages currently in cache, only reported if
  * cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_PAGES_CLEAN		2104
+#define	WT_STAT_DSRC_CACHE_STATE_PAGES_CLEAN		2106
 /*!
  * cache_walk: Current eviction generation, only reported if cache_walk
  * or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_GEN_CURRENT		2105
+#define	WT_STAT_DSRC_CACHE_STATE_GEN_CURRENT		2107
 /*!
  * cache_walk: Dirty pages currently in cache, only reported if
  * cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_PAGES_DIRTY		2106
+#define	WT_STAT_DSRC_CACHE_STATE_PAGES_DIRTY		2108
 /*!
  * cache_walk: Entries in the root page, only reported if cache_walk or
  * all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_ROOT_ENTRIES		2107
+#define	WT_STAT_DSRC_CACHE_STATE_ROOT_ENTRIES		2109
 /*!
  * cache_walk: Internal pages currently in cache, only reported if
  * cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_PAGES_INTERNAL		2108
+#define	WT_STAT_DSRC_CACHE_STATE_PAGES_INTERNAL		2110
 /*!
  * cache_walk: Leaf pages currently in cache, only reported if cache_walk
  * or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_PAGES_LEAF		2109
+#define	WT_STAT_DSRC_CACHE_STATE_PAGES_LEAF		2111
 /*!
  * cache_walk: Maximum difference between current eviction generation
  * when the page was last considered, only reported if cache_walk or all
  * statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_GEN_MAX_GAP		2110
+#define	WT_STAT_DSRC_CACHE_STATE_GEN_MAX_GAP		2112
 /*!
  * cache_walk: Maximum page size seen, only reported if cache_walk or all
  * statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_MAX_PAGESIZE		2111
+#define	WT_STAT_DSRC_CACHE_STATE_MAX_PAGESIZE		2113
 /*!
  * cache_walk: Minimum on-disk page image size seen, only reported if
  * cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_MIN_WRITTEN_SIZE	2112
+#define	WT_STAT_DSRC_CACHE_STATE_MIN_WRITTEN_SIZE	2114
 /*!
  * cache_walk: Number of pages never visited by eviction server, only
  * reported if cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_UNVISITED_COUNT	2113
+#define	WT_STAT_DSRC_CACHE_STATE_UNVISITED_COUNT	2115
 /*!
  * cache_walk: On-disk page image sizes smaller than a single allocation
  * unit, only reported if cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_SMALLER_ALLOC_SIZE	2114
+#define	WT_STAT_DSRC_CACHE_STATE_SMALLER_ALLOC_SIZE	2116
 /*!
  * cache_walk: Pages created in memory and never written, only reported
  * if cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_MEMORY			2115
+#define	WT_STAT_DSRC_CACHE_STATE_MEMORY			2117
 /*!
  * cache_walk: Pages currently queued for eviction, only reported if
  * cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_QUEUED			2116
+#define	WT_STAT_DSRC_CACHE_STATE_QUEUED			2118
 /*!
  * cache_walk: Pages that could not be queued for eviction, only reported
  * if cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_NOT_QUEUEABLE		2117
+#define	WT_STAT_DSRC_CACHE_STATE_NOT_QUEUEABLE		2119
 /*!
  * cache_walk: Refs skipped during cache traversal, only reported if
  * cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_REFS_SKIPPED		2118
+#define	WT_STAT_DSRC_CACHE_STATE_REFS_SKIPPED		2120
 /*!
  * cache_walk: Size of the root page, only reported if cache_walk or all
  * statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_ROOT_SIZE		2119
+#define	WT_STAT_DSRC_CACHE_STATE_ROOT_SIZE		2121
 /*!
  * cache_walk: Total number of pages currently in cache, only reported if
  * cache_walk or all statistics are enabled
  */
-#define	WT_STAT_DSRC_CACHE_STATE_PAGES			2120
+#define	WT_STAT_DSRC_CACHE_STATE_PAGES			2122
 /*! checkpoint-cleanup: pages added for eviction */
-#define	WT_STAT_DSRC_CC_PAGES_EVICT			2121
+#define	WT_STAT_DSRC_CC_PAGES_EVICT			2123
 /*! checkpoint-cleanup: pages removed */
-#define	WT_STAT_DSRC_CC_PAGES_REMOVED			2122
+#define	WT_STAT_DSRC_CC_PAGES_REMOVED			2124
 /*! checkpoint-cleanup: pages skipped during tree walk */
-#define	WT_STAT_DSRC_CC_PAGES_WALK_SKIPPED		2123
+#define	WT_STAT_DSRC_CC_PAGES_WALK_SKIPPED		2125
 /*! checkpoint-cleanup: pages visited */
-#define	WT_STAT_DSRC_CC_PAGES_VISITED			2124
+#define	WT_STAT_DSRC_CC_PAGES_VISITED			2126
 /*!
  * compression: compressed page maximum internal page size prior to
  * compression
  */
-#define	WT_STAT_DSRC_COMPRESS_PRECOMP_INTL_MAX_PAGE_SIZE	2125
+#define	WT_STAT_DSRC_COMPRESS_PRECOMP_INTL_MAX_PAGE_SIZE	2127
 /*!
  * compression: compressed page maximum leaf page size prior to
  * compression
  */
-#define	WT_STAT_DSRC_COMPRESS_PRECOMP_LEAF_MAX_PAGE_SIZE	2126
+#define	WT_STAT_DSRC_COMPRESS_PRECOMP_LEAF_MAX_PAGE_SIZE	2128
 /*! compression: compressed pages read */
-#define	WT_STAT_DSRC_COMPRESS_READ			2127
+#define	WT_STAT_DSRC_COMPRESS_READ			2129
 /*! compression: compressed pages written */
-#define	WT_STAT_DSRC_COMPRESS_WRITE			2128
+#define	WT_STAT_DSRC_COMPRESS_WRITE			2130
 /*! compression: page written failed to compress */
-#define	WT_STAT_DSRC_COMPRESS_WRITE_FAIL		2129
+#define	WT_STAT_DSRC_COMPRESS_WRITE_FAIL		2131
 /*! compression: page written was too small to compress */
-#define	WT_STAT_DSRC_COMPRESS_WRITE_TOO_SMALL		2130
+#define	WT_STAT_DSRC_COMPRESS_WRITE_TOO_SMALL		2132
 /*! cursor: Total number of entries skipped by cursor next calls */
-#define	WT_STAT_DSRC_CURSOR_NEXT_SKIP_TOTAL		2131
+#define	WT_STAT_DSRC_CURSOR_NEXT_SKIP_TOTAL		2133
 /*! cursor: Total number of entries skipped by cursor prev calls */
-#define	WT_STAT_DSRC_CURSOR_PREV_SKIP_TOTAL		2132
+#define	WT_STAT_DSRC_CURSOR_PREV_SKIP_TOTAL		2134
 /*!
  * cursor: Total number of entries skipped to position the history store
  * cursor
  */
-#define	WT_STAT_DSRC_CURSOR_SKIP_HS_CUR_POSITION	2133
+#define	WT_STAT_DSRC_CURSOR_SKIP_HS_CUR_POSITION	2135
 /*!
  * cursor: Total number of times a search near has exited due to prefix
  * config
  */
-#define	WT_STAT_DSRC_CURSOR_SEARCH_NEAR_PREFIX_FAST_PATHS	2134
+#define	WT_STAT_DSRC_CURSOR_SEARCH_NEAR_PREFIX_FAST_PATHS	2136
 /*! cursor: bulk loaded cursor insert calls */
-#define	WT_STAT_DSRC_CURSOR_INSERT_BULK			2135
+#define	WT_STAT_DSRC_CURSOR_INSERT_BULK			2137
 /*! cursor: cache cursors reuse count */
-#define	WT_STAT_DSRC_CURSOR_REOPEN			2136
+#define	WT_STAT_DSRC_CURSOR_REOPEN			2138
 /*! cursor: close calls that result in cache */
-#define	WT_STAT_DSRC_CURSOR_CACHE			2137
+#define	WT_STAT_DSRC_CURSOR_CACHE			2139
 /*! cursor: create calls */
-#define	WT_STAT_DSRC_CURSOR_CREATE			2138
+#define	WT_STAT_DSRC_CURSOR_CREATE			2140
 /*!
  * cursor: cursor next calls that skip due to a globally visible history
  * store tombstone
  */
-#define	WT_STAT_DSRC_CURSOR_NEXT_HS_TOMBSTONE		2139
+#define	WT_STAT_DSRC_CURSOR_NEXT_HS_TOMBSTONE		2141
 /*!
  * cursor: cursor next calls that skip greater than or equal to 100
  * entries
  */
-#define	WT_STAT_DSRC_CURSOR_NEXT_SKIP_GE_100		2140
+#define	WT_STAT_DSRC_CURSOR_NEXT_SKIP_GE_100		2142
 /*! cursor: cursor next calls that skip less than 100 entries */
-#define	WT_STAT_DSRC_CURSOR_NEXT_SKIP_LT_100		2141
+#define	WT_STAT_DSRC_CURSOR_NEXT_SKIP_LT_100		2143
 /*!
  * cursor: cursor prev calls that skip due to a globally visible history
  * store tombstone
  */
-#define	WT_STAT_DSRC_CURSOR_PREV_HS_TOMBSTONE		2142
+#define	WT_STAT_DSRC_CURSOR_PREV_HS_TOMBSTONE		2144
 /*!
  * cursor: cursor prev calls that skip greater than or equal to 100
  * entries
  */
-#define	WT_STAT_DSRC_CURSOR_PREV_SKIP_GE_100		2143
+#define	WT_STAT_DSRC_CURSOR_PREV_SKIP_GE_100		2145
 /*! cursor: cursor prev calls that skip less than 100 entries */
-#define	WT_STAT_DSRC_CURSOR_PREV_SKIP_LT_100		2144
+#define	WT_STAT_DSRC_CURSOR_PREV_SKIP_LT_100		2146
 /*! cursor: insert calls */
-#define	WT_STAT_DSRC_CURSOR_INSERT			2145
+#define	WT_STAT_DSRC_CURSOR_INSERT			2147
 /*! cursor: insert key and value bytes */
-#define	WT_STAT_DSRC_CURSOR_INSERT_BYTES		2146
+#define	WT_STAT_DSRC_CURSOR_INSERT_BYTES		2148
 /*! cursor: modify */
-#define	WT_STAT_DSRC_CURSOR_MODIFY			2147
+#define	WT_STAT_DSRC_CURSOR_MODIFY			2149
 /*! cursor: modify key and value bytes affected */
-#define	WT_STAT_DSRC_CURSOR_MODIFY_BYTES		2148
+#define	WT_STAT_DSRC_CURSOR_MODIFY_BYTES		2150
 /*! cursor: modify value bytes modified */
-#define	WT_STAT_DSRC_CURSOR_MODIFY_BYTES_TOUCH		2149
+#define	WT_STAT_DSRC_CURSOR_MODIFY_BYTES_TOUCH		2151
 /*! cursor: next calls */
-#define	WT_STAT_DSRC_CURSOR_NEXT			2150
+#define	WT_STAT_DSRC_CURSOR_NEXT			2152
 /*! cursor: open cursor count */
-#define	WT_STAT_DSRC_CURSOR_OPEN_COUNT			2151
+#define	WT_STAT_DSRC_CURSOR_OPEN_COUNT			2153
 /*! cursor: operation restarted */
-#define	WT_STAT_DSRC_CURSOR_RESTART			2152
+#define	WT_STAT_DSRC_CURSOR_RESTART			2154
 /*! cursor: prev calls */
-#define	WT_STAT_DSRC_CURSOR_PREV			2153
+#define	WT_STAT_DSRC_CURSOR_PREV			2155
 /*! cursor: remove calls */
-#define	WT_STAT_DSRC_CURSOR_REMOVE			2154
+#define	WT_STAT_DSRC_CURSOR_REMOVE			2156
 /*! cursor: remove key bytes removed */
-#define	WT_STAT_DSRC_CURSOR_REMOVE_BYTES		2155
+#define	WT_STAT_DSRC_CURSOR_REMOVE_BYTES		2157
 /*! cursor: reserve calls */
-#define	WT_STAT_DSRC_CURSOR_RESERVE			2156
+#define	WT_STAT_DSRC_CURSOR_RESERVE			2158
 /*! cursor: reset calls */
-#define	WT_STAT_DSRC_CURSOR_RESET			2157
+#define	WT_STAT_DSRC_CURSOR_RESET			2159
 /*! cursor: search calls */
-#define	WT_STAT_DSRC_CURSOR_SEARCH			2158
+#define	WT_STAT_DSRC_CURSOR_SEARCH			2160
 /*! cursor: search history store calls */
-#define	WT_STAT_DSRC_CURSOR_SEARCH_HS			2159
+#define	WT_STAT_DSRC_CURSOR_SEARCH_HS			2161
 /*! cursor: search near calls */
-#define	WT_STAT_DSRC_CURSOR_SEARCH_NEAR			2160
+#define	WT_STAT_DSRC_CURSOR_SEARCH_NEAR			2162
 /*! cursor: truncate calls */
-#define	WT_STAT_DSRC_CURSOR_TRUNCATE			2161
+#define	WT_STAT_DSRC_CURSOR_TRUNCATE			2163
 /*! cursor: update calls */
-#define	WT_STAT_DSRC_CURSOR_UPDATE			2162
+#define	WT_STAT_DSRC_CURSOR_UPDATE			2164
 /*! cursor: update key and value bytes */
-#define	WT_STAT_DSRC_CURSOR_UPDATE_BYTES		2163
+#define	WT_STAT_DSRC_CURSOR_UPDATE_BYTES		2165
 /*! cursor: update value size change */
-#define	WT_STAT_DSRC_CURSOR_UPDATE_BYTES_CHANGED	2164
+#define	WT_STAT_DSRC_CURSOR_UPDATE_BYTES_CHANGED	2166
 /*! reconciliation: approximate byte size of timestamps in pages written */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_BYTES_TS		2165
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_BYTES_TS		2167
 /*!
  * reconciliation: approximate byte size of transaction IDs in pages
  * written
  */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_BYTES_TXN		2166
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_BYTES_TXN		2168
 /*! reconciliation: dictionary matches */
-#define	WT_STAT_DSRC_REC_DICTIONARY			2167
+#define	WT_STAT_DSRC_REC_DICTIONARY			2169
 /*! reconciliation: fast-path pages deleted */
-#define	WT_STAT_DSRC_REC_PAGE_DELETE_FAST		2168
+#define	WT_STAT_DSRC_REC_PAGE_DELETE_FAST		2170
 /*!
  * reconciliation: internal page key bytes discarded using suffix
  * compression
  */
-#define	WT_STAT_DSRC_REC_SUFFIX_COMPRESSION		2169
+#define	WT_STAT_DSRC_REC_SUFFIX_COMPRESSION		2171
 /*! reconciliation: internal page multi-block writes */
-#define	WT_STAT_DSRC_REC_MULTIBLOCK_INTERNAL		2170
+#define	WT_STAT_DSRC_REC_MULTIBLOCK_INTERNAL		2172
 /*! reconciliation: internal-page overflow keys */
-#define	WT_STAT_DSRC_REC_OVERFLOW_KEY_INTERNAL		2171
+#define	WT_STAT_DSRC_REC_OVERFLOW_KEY_INTERNAL		2173
 /*! reconciliation: leaf page key bytes discarded using prefix compression */
-#define	WT_STAT_DSRC_REC_PREFIX_COMPRESSION		2172
+#define	WT_STAT_DSRC_REC_PREFIX_COMPRESSION		2174
 /*! reconciliation: leaf page multi-block writes */
-#define	WT_STAT_DSRC_REC_MULTIBLOCK_LEAF		2173
+#define	WT_STAT_DSRC_REC_MULTIBLOCK_LEAF		2175
 /*! reconciliation: leaf-page overflow keys */
-#define	WT_STAT_DSRC_REC_OVERFLOW_KEY_LEAF		2174
+#define	WT_STAT_DSRC_REC_OVERFLOW_KEY_LEAF		2176
 /*! reconciliation: maximum blocks required for a page */
-#define	WT_STAT_DSRC_REC_MULTIBLOCK_MAX			2175
+#define	WT_STAT_DSRC_REC_MULTIBLOCK_MAX			2177
 /*! reconciliation: overflow values written */
-#define	WT_STAT_DSRC_REC_OVERFLOW_VALUE			2176
+#define	WT_STAT_DSRC_REC_OVERFLOW_VALUE			2178
 /*! reconciliation: page checksum matches */
-#define	WT_STAT_DSRC_REC_PAGE_MATCH			2177
+#define	WT_STAT_DSRC_REC_PAGE_MATCH			2179
 /*! reconciliation: page reconciliation calls */
-#define	WT_STAT_DSRC_REC_PAGES				2178
+#define	WT_STAT_DSRC_REC_PAGES				2180
 /*! reconciliation: page reconciliation calls for eviction */
-#define	WT_STAT_DSRC_REC_PAGES_EVICTION			2179
+#define	WT_STAT_DSRC_REC_PAGES_EVICTION			2181
 /*! reconciliation: pages deleted */
-#define	WT_STAT_DSRC_REC_PAGE_DELETE			2180
+#define	WT_STAT_DSRC_REC_PAGE_DELETE			2182
 /*!
  * reconciliation: pages written including an aggregated newest start
  * durable timestamp
  */
-#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_START_DURABLE_TS	2181
+#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_START_DURABLE_TS	2183
 /*!
  * reconciliation: pages written including an aggregated newest stop
  * durable timestamp
  */
-#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_STOP_DURABLE_TS	2182
+#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_STOP_DURABLE_TS	2184
 /*!
  * reconciliation: pages written including an aggregated newest stop
  * timestamp
  */
-#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_STOP_TS	2183
+#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_STOP_TS	2185
 /*!
  * reconciliation: pages written including an aggregated newest stop
  * transaction ID
  */
-#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_STOP_TXN	2184
+#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_STOP_TXN	2186
 /*!
  * reconciliation: pages written including an aggregated newest
  * transaction ID
  */
-#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_TXN		2185
+#define	WT_STAT_DSRC_REC_TIME_AGGR_NEWEST_TXN		2187
 /*!
  * reconciliation: pages written including an aggregated oldest start
  * timestamp
  */
-#define	WT_STAT_DSRC_REC_TIME_AGGR_OLDEST_START_TS	2186
+#define	WT_STAT_DSRC_REC_TIME_AGGR_OLDEST_START_TS	2188
 /*! reconciliation: pages written including an aggregated prepare */
-#define	WT_STAT_DSRC_REC_TIME_AGGR_PREPARED		2187
+#define	WT_STAT_DSRC_REC_TIME_AGGR_PREPARED		2189
 /*! reconciliation: pages written including at least one prepare */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_PREPARED	2188
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_PREPARED	2190
 /*!
  * reconciliation: pages written including at least one start durable
  * timestamp
  */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_DURABLE_START_TS	2189
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_DURABLE_START_TS	2191
 /*! reconciliation: pages written including at least one start timestamp */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_START_TS	2190
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_START_TS	2192
 /*!
  * reconciliation: pages written including at least one start transaction
  * ID
  */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_START_TXN	2191
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_START_TXN	2193
 /*!
  * reconciliation: pages written including at least one stop durable
  * timestamp
  */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_DURABLE_STOP_TS	2192
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_DURABLE_STOP_TS	2194
 /*! reconciliation: pages written including at least one stop timestamp */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_STOP_TS	2193
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_STOP_TS	2195
 /*!
  * reconciliation: pages written including at least one stop transaction
  * ID
  */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_STOP_TXN	2194
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_PAGES_STOP_TXN	2196
 /*! reconciliation: records written including a prepare */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_PREPARED		2195
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_PREPARED		2197
 /*! reconciliation: records written including a start durable timestamp */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_DURABLE_START_TS	2196
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_DURABLE_START_TS	2198
 /*! reconciliation: records written including a start timestamp */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_START_TS		2197
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_START_TS		2199
 /*! reconciliation: records written including a start transaction ID */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_START_TXN		2198
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_START_TXN		2200
 /*! reconciliation: records written including a stop durable timestamp */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_DURABLE_STOP_TS	2199
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_DURABLE_STOP_TS	2201
 /*! reconciliation: records written including a stop timestamp */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_STOP_TS		2200
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_STOP_TS		2202
 /*! reconciliation: records written including a stop transaction ID */
-#define	WT_STAT_DSRC_REC_TIME_WINDOW_STOP_TXN		2201
+#define	WT_STAT_DSRC_REC_TIME_WINDOW_STOP_TXN		2203
 /*! session: object compaction */
-#define	WT_STAT_DSRC_SESSION_COMPACT			2202
+#define	WT_STAT_DSRC_SESSION_COMPACT			2204
 /*! session: tiered operations dequeued and processed */
-#define	WT_STAT_DSRC_TIERED_WORK_UNITS_DEQUEUED		2203
+#define	WT_STAT_DSRC_TIERED_WORK_UNITS_DEQUEUED		2205
 /*! session: tiered operations scheduled */
-#define	WT_STAT_DSRC_TIERED_WORK_UNITS_CREATED		2204
+#define	WT_STAT_DSRC_TIERED_WORK_UNITS_CREATED		2206
 /*! session: tiered storage local retention time (secs) */
-#define	WT_STAT_DSRC_TIERED_RETENTION			2205
+#define	WT_STAT_DSRC_TIERED_RETENTION			2207
 /*! session: tiered storage object size */
-#define	WT_STAT_DSRC_TIERED_OBJECT_SIZE			2206
+#define	WT_STAT_DSRC_TIERED_OBJECT_SIZE			2208
 /*! transaction: race to read prepared update retry */
-#define	WT_STAT_DSRC_TXN_READ_RACE_PREPARE_UPDATE	2207
+#define	WT_STAT_DSRC_TXN_READ_RACE_PREPARE_UPDATE	2209
 /*!
  * transaction: rollback to stable history store records with stop
  * timestamps older than newer records
  */
-#define	WT_STAT_DSRC_TXN_RTS_HS_STOP_OLDER_THAN_NEWER_START	2208
+#define	WT_STAT_DSRC_TXN_RTS_HS_STOP_OLDER_THAN_NEWER_START	2210
 /*! transaction: rollback to stable inconsistent checkpoint */
-#define	WT_STAT_DSRC_TXN_RTS_INCONSISTENT_CKPT		2209
+#define	WT_STAT_DSRC_TXN_RTS_INCONSISTENT_CKPT		2211
 /*! transaction: rollback to stable keys removed */
-#define	WT_STAT_DSRC_TXN_RTS_KEYS_REMOVED		2210
+#define	WT_STAT_DSRC_TXN_RTS_KEYS_REMOVED		2212
 /*! transaction: rollback to stable keys restored */
-#define	WT_STAT_DSRC_TXN_RTS_KEYS_RESTORED		2211
+#define	WT_STAT_DSRC_TXN_RTS_KEYS_RESTORED		2213
 /*! transaction: rollback to stable restored tombstones from history store */
-#define	WT_STAT_DSRC_TXN_RTS_HS_RESTORE_TOMBSTONES	2212
+#define	WT_STAT_DSRC_TXN_RTS_HS_RESTORE_TOMBSTONES	2214
 /*! transaction: rollback to stable restored updates from history store */
-#define	WT_STAT_DSRC_TXN_RTS_HS_RESTORE_UPDATES		2213
+#define	WT_STAT_DSRC_TXN_RTS_HS_RESTORE_UPDATES		2215
 /*! transaction: rollback to stable skipping delete rle */
-#define	WT_STAT_DSRC_TXN_RTS_DELETE_RLE_SKIPPED		2214
+#define	WT_STAT_DSRC_TXN_RTS_DELETE_RLE_SKIPPED		2216
 /*! transaction: rollback to stable skipping stable rle */
-#define	WT_STAT_DSRC_TXN_RTS_STABLE_RLE_SKIPPED		2215
+#define	WT_STAT_DSRC_TXN_RTS_STABLE_RLE_SKIPPED		2217
 /*! transaction: rollback to stable sweeping history store keys */
-#define	WT_STAT_DSRC_TXN_RTS_SWEEP_HS_KEYS		2216
+#define	WT_STAT_DSRC_TXN_RTS_SWEEP_HS_KEYS		2218
 /*! transaction: rollback to stable updates removed from history store */
-#define	WT_STAT_DSRC_TXN_RTS_HS_REMOVED			2217
+#define	WT_STAT_DSRC_TXN_RTS_HS_REMOVED			2219
 /*! transaction: transaction checkpoints due to obsolete pages */
-#define	WT_STAT_DSRC_TXN_CHECKPOINT_OBSOLETE_APPLIED	2218
+#define	WT_STAT_DSRC_TXN_CHECKPOINT_OBSOLETE_APPLIED	2220
 /*! transaction: update conflicts */
-#define	WT_STAT_DSRC_TXN_UPDATE_CONFLICT		2219
+#define	WT_STAT_DSRC_TXN_UPDATE_CONFLICT		2221
 
 /*!
  * @}
diff --git a/src/third_party/wiredtiger/src/support/stat.c b/src/third_party/wiredtiger/src/support/stat.c
index f5ae97c8cea..a0c629e6d44 100644
--- a/src/third_party/wiredtiger/src/support/stat.c
+++ b/src/third_party/wiredtiger/src/support/stat.c
@@ -108,6 +108,8 @@ static const char *const __stats_dsrc_desc[] = {
   "cache: pages seen by eviction walk",
   "cache: pages written from cache",
   "cache: pages written requiring in-memory restoration",
+  "cache: the number of times full update inserted to history store",
+  "cache: the number of times reverse modify inserted to history store",
   "cache: tracked dirty bytes in the cache",
   "cache: unmodified pages evicted",
   "cache_walk: Average difference between current eviction generation when the page was last "
@@ -371,6 +373,8 @@ __wt_stat_dsrc_clear_single(WT_DSRC_STATS *stats)
     stats->cache_eviction_pages_seen = 0;
     stats->cache_write = 0;
     stats->cache_write_restore = 0;
+    stats->cache_hs_insert_full_update = 0;
+    stats->cache_hs_insert_reverse_modify = 0;
     /* not clearing cache_bytes_dirty */
     stats->cache_eviction_clean = 0;
     /* not clearing cache_state_gen_avg_gap */
@@ -621,6 +625,8 @@ __wt_stat_dsrc_aggregate_single(WT_DSRC_STATS *from, WT_DSRC_STATS *to)
     to->cache_eviction_pages_seen += from->cache_eviction_pages_seen;
     to->cache_write += from->cache_write;
     to->cache_write_restore += from->cache_write_restore;
+    to->cache_hs_insert_full_update += from->cache_hs_insert_full_update;
+    to->cache_hs_insert_reverse_modify += from->cache_hs_insert_reverse_modify;
     to->cache_bytes_dirty += from->cache_bytes_dirty;
     to->cache_eviction_clean += from->cache_eviction_clean;
     to->cache_state_gen_avg_gap += from->cache_state_gen_avg_gap;
@@ -872,6 +878,8 @@ __wt_stat_dsrc_aggregate(WT_DSRC_STATS **from, WT_DSRC_STATS *to)
     to->cache_eviction_pages_seen += WT_STAT_READ(from, cache_eviction_pages_seen);
     to->cache_write += WT_STAT_READ(from, cache_write);
     to->cache_write_restore += WT_STAT_READ(from, cache_write_restore);
+    to->cache_hs_insert_full_update += WT_STAT_READ(from, cache_hs_insert_full_update);
+    to->cache_hs_insert_reverse_modify += WT_STAT_READ(from, cache_hs_insert_reverse_modify);
     to->cache_bytes_dirty += WT_STAT_READ(from, cache_bytes_dirty);
     to->cache_eviction_clean += WT_STAT_READ(from, cache_eviction_clean);
     to->cache_state_gen_avg_gap += WT_STAT_READ(from, cache_state_gen_avg_gap);
@@ -1172,6 +1180,8 @@ static const char *const __stats_connection_desc[] = {
   "cache: pages written from cache",
   "cache: pages written requiring in-memory restoration",
   "cache: percentage overhead",
+  "cache: the number of times full update inserted to history store",
+  "cache: the number of times reverse modify inserted to history store",
   "cache: tracked bytes belonging to internal pages in the cache",
   "cache: tracked bytes belonging to leaf pages in the cache",
   "cache: tracked dirty bytes in the cache",
@@ -1707,6 +1717,8 @@ __wt_stat_connection_clear_single(WT_CONNECTION_STATS *stats)
     stats->cache_write = 0;
     stats->cache_write_restore = 0;
     /* not clearing cache_overhead */
+    stats->cache_hs_insert_full_update = 0;
+    stats->cache_hs_insert_reverse_modify = 0;
     /* not clearing cache_bytes_internal */
     /* not clearing cache_bytes_leaf */
     /* not clearing cache_bytes_dirty */
@@ -2244,6 +2256,8 @@ __wt_stat_connection_aggregate(WT_CONNECTION_STATS **from, WT_CONNECTION_STATS *
     to->cache_write += WT_STAT_READ(from, cache_write);
     to->cache_write_restore += WT_STAT_READ(from, cache_write_restore);
     to->cache_overhead += WT_STAT_READ(from, cache_overhead);
+    to->cache_hs_insert_full_update += WT_STAT_READ(from, cache_hs_insert_full_update);
+    to->cache_hs_insert_reverse_modify += WT_STAT_READ(from, cache_hs_insert_reverse_modify);
     to->cache_bytes_internal += WT_STAT_READ(from, cache_bytes_internal);
     to->cache_bytes_leaf += WT_STAT_READ(from, cache_bytes_leaf);
     to->cache_bytes_dirty += WT_STAT_READ(from, cache_bytes_dirty);
diff --git a/src/third_party/wiredtiger/test/suite/test_hs28.py b/src/third_party/wiredtiger/test/suite/test_hs28.py
new file mode 100644
index 00000000000..3768262e86e
--- /dev/null
+++ b/src/third_party/wiredtiger/test/suite/test_hs28.py
@@ -0,0 +1,86 @@
+#!/usr/bin/env python
+#
+# Public Domain 2014-present MongoDB, Inc.
+# Public Domain 2008-2014 WiredTiger, Inc.
+#
+# This is free and unencumbered software released into the public domain.
+#
+# Anyone is free to copy, modify, publish, use, compile, sell, or
+# distribute this software, either in source code form or as a compiled
+# binary, for any purpose, commercial or non-commercial, and by any
+# means.
+#
+# In jurisdictions that recognize copyright laws, the author or authors
+# of this software dedicate any and all copyright interest in the
+# software to the public domain. We make this dedication for the benefit
+# of the public at large and to the detriment of our heirs and
+# successors. We intend this dedication to be an overt act of
+# relinquishment in perpetuity of all present and future rights to this
+# software under copyright law.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+# OTHER DEALINGS IN THE SOFTWARE.
+
+import wiredtiger, wttest
+from wtscenario import make_scenarios
+
+# test_hs28.py
+# Test that we insert a full update instead of a reverse modify to the
+# history store if a modify follows a squashed on page value.
+
+class test_hs28(wttest.WiredTigerTestCase):
+    conn_config = ''
+    session_config = 'isolation=snapshot'
+
+    key_format_values = [
+        ('column', dict(key_format='r')),
+        ('integer_row', dict(key_format='i')),
+    ]
+
+    scenarios = make_scenarios(key_format_values)
+
+    def conn_config(self):
+        config = 'cache_size=50MB,statistics=(all),statistics_log=(json,on_close,wait=1)'
+        return config
+
+    def test_insert_hs_full_update(self):
+        uri = 'table:test_hs28'
+        self.session.create(uri, 'key_format={},value_format=S'.format(self.key_format))
+
+        value1 = "a"
+        value2 = "b"
+
+        cursor = self.session.open_cursor(uri)
+        # Insert a full value
+        self.session.begin_transaction()
+        cursor[1] = value1
+        self.session.commit_transaction('commit_timestamp=' + self.timestamp_str(2))
+
+        # Do a modify update
+        self.session.begin_transaction()
+        cursor.set_key(1)
+        mods = [wiredtiger.Modify('A', 0, 1)]
+        self.assertEqual(cursor.modify(mods), 0)
+        self.session.commit_transaction('commit_timestamp=' + self.timestamp_str(5))
+
+        # Commit a transaction with multiple updates on the same key
+        self.session.begin_transaction()
+        cursor[1] = value1
+        cursor[1] = value2
+        self.session.commit_transaction('commit_timestamp=' + self.timestamp_str(10))
+
+        # Move the updates to the history store
+        self.session.checkpoint()
+
+        stat_cursor = self.session.open_cursor('statistics:', None, None)
+        hs_full_update = stat_cursor[wiredtiger.stat.conn.cache_hs_insert_full_update][2]
+        hs_reverse_modify = stat_cursor[wiredtiger.stat.conn.cache_hs_insert_reverse_modify][2]
+        stat_cursor.close()
+
+        self.assertEqual(hs_full_update, 2)
+        self.assertEqual(hs_reverse_modify, 0)
diff --git a/src/third_party/wiredtiger/test/suite/test_rollback_to_stable21.py b/src/third_party/wiredtiger/test/suite/test_rollback_to_stable21.py
index 3a348d00dc0..5d1f01f43e5 100644
--- a/src/third_party/wiredtiger/test/suite/test_rollback_to_stable21.py
+++ b/src/third_party/wiredtiger/test/suite/test_rollback_to_stable21.py
@@ -245,5 +245,6 @@ class test_rollback_to_stable21(test_rollback_to_stable_base):
         hs_restored_tombstone = stat_cursor[stat.conn.txn_rts_hs_restore_tombstones][2]
         stat_cursor.close()
 
-        self.assertGreater(hs_removed, 0)
-        self.assertGreater(hs_restored_tombstone, 0)
+        # The udpate and delete operations are not inserted into the history store as they are not visible
+        self.assertEquals(hs_removed, 0)
+        self.assertEquals(hs_restored_tombstone, 0)