SERVER-18902 Bump leaf_value_max to 64MB to keep large docs in WiredTiger cache

(cherry picked from commit f32226bc1c8489a7cfff2ba2242c98b3f2efb16b)

1 files changed, 1 insertions, 1 deletions

diff --git a/src/mongo/db/storage/wiredtiger/wiredtiger_record_store.cpp b/src/mongo/db/storage/wiredtiger/wiredtiger_record_store.cpp
index ff0481b60a3..4cb8edfc4d7 100644
--- a/src/mongo/db/storage/wiredtiger/wiredtiger_record_store.cpp
+++ b/src/mongo/db/storage/wiredtiger/wiredtiger_record_store.cpp
@@ -105,7 +105,7 @@ namespace {
         // Choose a higher split percent, since most usage is append only. Allow some space
         // for workloads where updates increase the size of documents.
         ss << "split_pct=90,";
-        ss << "leaf_value_max=1MB,";
+        ss << "leaf_value_max=64MB,";
         ss << "checksum=on,";
         if (wiredTigerGlobalOptions.useCollectionPrefixCompression) {
             ss << "prefix_compression,";