ddl: build sessPool even if RunWorker == false (#33677) (#33697)

close #33676
pingcap · Apr 28, 2022 · ddd815c · ddd815c
1 parent d1eac99
commit ddd815c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/ddl/ddl.go b/ddl/ddl.go
@@ -350,6 +350,8 @@ func (d *ddl) Start(ctxPool *pools.ResourcePool) error {
 	d.wg.Add(1)
 	go d.limitDDLJobs()
 
+	d.sessPool = newSessionPool(ctxPool)
+
 	// If RunWorker is true, we need campaign owner and do DDL job.
 	// Otherwise, we needn't do that.
 	if RunWorker {
@@ -359,7 +361,6 @@ func (d *ddl) Start(ctxPool *pools.ResourcePool) error {
 		}
 
 		d.workers = make(map[workerType]*worker, 2)
-		d.sessPool = newSessionPool(ctxPool)
 		d.delRangeMgr = d.newDeleteRangeManager(ctxPool == nil)
 		d.workers[generalWorker] = newWorker(d.ctx, generalWorker, d.sessPool, d.delRangeMgr)
 		d.workers[addIdxWorker] = newWorker(d.ctx, addIdxWorker, d.sessPool, d.delRangeMgr)