sessionctx/variable: change add index variable default value (#11786) (…

…#11874)
pingcap · Aug 27, 2019 · dfcd94c · dfcd94c
1 parent 2488203
commit dfcd94c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/sessionctx/variable/tidb_vars.go b/sessionctx/variable/tidb_vars.go
@@ -327,8 +327,8 @@ const (
 	DefTiDBProjectionConcurrency       = 4
 	DefTiDBOptimizerSelectivityLevel   = 0
 	DefTiDBTxnMode                     = ""
-	DefTiDBDDLReorgWorkerCount         = 16
-	DefTiDBDDLReorgBatchSize           = 1024
+	DefTiDBDDLReorgWorkerCount         = 4
+	DefTiDBDDLReorgBatchSize           = 256
 	DefTiDBDDLErrorCountLimit          = 512
 	DefTiDBHashAggPartialConcurrency   = 4
 	DefTiDBHashAggFinalConcurrency     = 4