config: disable local latch by default (#12095)

sre-bot · coocood · commit 7f41ed3fc931 · 2019-09-09T19:08:18.000+08:00
Signed-off-by: Shuaipeng Yu &lt;jackysp@gmail.com&gt;
diff --git a/config/config.go b/config/config.go
@@ -324,7 +324,7 @@ var defaultConf = Config{
 	TreatOldVersionUTF8AsUTF8MB4: true,
 	SplitRegionMaxNum:            1000,
 	TxnLocalLatches: TxnLocalLatches{
-		Enabled:  true,
+		Enabled:  false,
 		Capacity: 2048000,
 	},
 	LowerCaseTableNames: 2,
diff --git a/config/config.toml.example b/config/config.toml.example
@@ -270,7 +270,7 @@ batch-wait-size = 8
 [txn-local-latches]
 # Enable local latches for transactions. Enable it when
 # there are lots of conflicts between transactions.
-enabled = true
+enabled = false
 capacity = 2048000
 
 [binlog]
