Import wiredtiger: d6659de8d742b9562d08c1ba5138be881f8e24fa from branch mongodb-3.4

ref: 8d23249433..d6659de8d7
for: 3.4.3

SERVER-16796  Increase logging activity for journal recovery operations
WT-2402       Misaligned structure accesses lead to undefined behavior
WT-2771       Add a statistic to track per-btree dirty cache usage
WT-2790       Fix a text case false positive in test_sweep01
WT-2833       improvement: add projections to wt dump utility
WT-2898       Improve performance of eviction-heavy workloads by dynamically controlling the number of eviction threads
WT-2909       Create automatable test verifying checkpoint integrity after errors
WT-2994       Create documentation describing page sizes and relationships
WT-3080       Python test suite: add timestamp or elapsed time for tests
WT-3082       Python test suite: shorten default run to avoid pull request timeouts.
WT-3083       Fix a bug in wtperf config dump
WT-3086       Add transaction state information to cache stuck diagnostic information
WT-3088       bug: Don't evict a page with refs visible to readers after a split
WT-3091       Add stats to test_perf0001
WT-3092       Quiet a warning from autogen.sh
WT-3093       Padding the WT_RWLOCK structure grew the WT_PAGE structure.
WT-3097       Race on reconfigure or shutdown can lead to waiting for statistics log server
WT-3099       lint: static function declarations, non-text characters in documentation
WT-3100       test bug: format is weighted to delete, insert, then write operations.
WT-3104       Fix wtperf configs for eviction tests
WT-3105       Fix a deadlock caused by allocating eviction thread sessions dynamically
WT-3106       Add truncate support to command line wt utility
WT-3108       Also dump disk page size as part of metadata information
WT-3109       wording fix in transaction doc
WT-3110       Add more test cases for the WT command line utility
WT-3111       util_create() doesnt free memory assigned to "uri"
WT-3112       Handle list lock statistic not incremented in eviction server
WT-3113       Add a verbose mode to dump the cache when eviction is stuck
WT-3114       Avoid archiving log files immediately after recovery
WT-3115       Change the dhandle lock to a read/write lock
WT-3116       Python style testing in s_all may not execute correctly
WT-3118       Protect random-abort test against unexpectedly slow child start
WT-3120       Fix ordering problem in connection_close for filesystem loaded in an extension
WT-3121       In test suite create standard way to load extensions
WT-3126       Fix a bug in dist/s_all script
WT-3127       bug: CPU yield calls don't necessarily imply memory barriers
WT-3128       Fix a bug where wt printlog returns operation-not-supported if it doesn't find any log files
WT-3130       Proposal to change initialization of custom filesystem
WT-3134       Coverity scan reports 1368529 and 1368528
WT-3135       search_near() for index with custom collator
WT-3137       Hang in __log_slot_join/__log_slot_switch_internal
WT-3139       Enhance wtperf to support periodic table scans
WT-3143       Fix Coverity static analysis complaint in test program
WT-3144       bug fix: random cursor returns not-found when descending to an empty page
WT-3148       Improve eviction efficiency with many small trees
WT-3149       Change eviction to start new walks from a random place in the tree
WT-3150       Reduce impact of checkpoints on eviction server
WT-3152       Convert table lock from a spinlock to a read write lock
WT-3156       Assertion in log_write fires after write failure
WT-3157       checkpoint/transaction integrity issue when writes fail.
WT-3159       Incorrect key for index containing multiple variable sized entries
WT-3161       checkpoint hang after write failure injection.
WT-3164       Ensure all relevant btree fields are reset on checkpoint error
WT-3170       Clear the eviction walk point while populating from a tree
WT-3173       Add runtime detection for s390x CRC32 hardware support
WT-3174       Coverity/lint cleanup
WT-3175       New hang in internal page split
WT-3179       test bug: clang sanitizer failure in fail_fs
WT-3180       fault injection tests should only run as "long" tests and should not create core files
WT-3184       Problem duplicating index cursor with custom collator
WT-3186       Fix error path and panic detection in logging loops
WT-3187       Hang on shutdown with a busy cache pool
WT-3188       Fix error handling in logging where fatal errors could lead to a hang
WT-3189       Fix a segfault in the eviction server random positioning

1 files changed, 11 insertions, 15 deletions

diff --git a/src/third_party/wiredtiger/test/suite/test_txn02.py b/src/third_party/wiredtiger/test/suite/test_txn02.py
index a0c2c12a47c..01626057b9e 100644
--- a/src/third_party/wiredtiger/test/suite/test_txn02.py
+++ b/src/third_party/wiredtiger/test/suite/test_txn02.py
@@ -93,11 +93,10 @@ class test_txn02(wttest.WiredTigerTestCase, suite_subprocess):
     checklog_calls = 100 if wttest.islongtest() else 2
     checklog_mod = (len(scenarios) / checklog_calls + 1)
 
-    def setUpConnectionOpen(self, dir):
-        self.home = dir
+    def conn_config(self):
         # Cycle through the different transaction_sync values in a
         # deterministic manner.
-        self.txn_sync = self.sync_list[
+        txn_sync = self.sync_list[
             self.scenario_number % len(self.sync_list)]
         #
         # We don't want to run zero fill with only the same settings, such
@@ -107,17 +106,9 @@ class test_txn02(wttest.WiredTigerTestCase, suite_subprocess):
         zerofill = 'false'
         if self.scenario_number % freq == 0:
             zerofill = 'true'
-        self.backup_dir = os.path.join(self.home, "WT_BACKUP")
-        conn_params = \
-                'log=(archive=false,enabled,file_max=%s),' % self.logmax + \
-                'log=(zero_fill=%s),' % zerofill + \
-                'create,error_prefix="%s: ",' % self.shortid() + \
-                'transaction_sync="%s",' % self.txn_sync
-        # print "Creating conn at '%s' with config '%s'" % (dir, conn_params)
-        conn = self.wiredtiger_open(dir, conn_params)
-        self.pr(`conn`)
-        self.session2 = conn.open_session()
-        return conn
+        return 'log=(archive=false,enabled,file_max=%s),' % self.logmax + \
+            'log=(zero_fill=%s),' % zerofill + \
+            'transaction_sync="%s",' % txn_sync
 
     # Check that a cursor (optionally started in a new transaction), sees the
     # expected values.
@@ -176,8 +167,10 @@ class test_txn02(wttest.WiredTigerTestCase, suite_subprocess):
             backup_conn = self.wiredtiger_open(self.backup_dir,
                                                backup_conn_params)
             try:
-                self.check(backup_conn.open_session(), None, committed)
+                session = backup_conn.open_session()
             finally:
+                session.checkpoint("force")
+                self.check(backup_conn.open_session(), None, committed)
                 # Sleep long enough so that the archive thread is guaranteed
                 # to run before we close the connection.
                 time.sleep(1.0)
@@ -204,6 +197,8 @@ class test_txn02(wttest.WiredTigerTestCase, suite_subprocess):
         self.assertEqual(cur_logs, pr_logs)
 
     def test_ops(self):
+        self.backup_dir = os.path.join(self.home, "WT_BACKUP")
+        self.session2 = self.conn.open_session()
         # print "Creating %s with config '%s'" % (self.uri, self.create_params)
         self.session.create(self.uri, self.create_params)
         # Set up the table with entries for 1, 2, 10 and 11.
@@ -226,6 +221,7 @@ class test_txn02(wttest.WiredTigerTestCase, suite_subprocess):
             # Close and reopen the connection and cursor.
             if reopen == 'reopen':
                 self.reopen_conn()
+                self.session2 = self.conn.open_session()
                 c = self.session.open_cursor(self.uri, None, 'overwrite')
 
             self.session.begin_transaction(