diff --git a/tidb.go b/tidb.go
index 4e5bcb50925f7..82881e4ddcc6c 100644
--- a/tidb.go
+++ b/tidb.go
@@ -313,7 +313,7 @@ func newStoreWithRetry(uri string, maxRetries int) (kv.Storage, error) {
 			break
 		}
 		sleepTime := time.Duration(uint64(retrySleepInterval) * uint64(i))
-		log.Errorf("Waiting store to get ready, sleep %v and try again...", sleepTime)
+		log.Warnf("Waiting store to get ready, sleep %v and try again...", sleepTime)
 		time.Sleep(sleepTime)
 	}
 	return s, errors.Trace(err)
diff --git a/tidb_test.go b/tidb_test.go
index 96fac14c25200..928d834a24baf 100644
--- a/tidb_test.go
+++ b/tidb_test.go
@@ -319,7 +319,7 @@ func (s *testMainSuite) TestRetryOpenStore(c *C) {
 	_, err := newStoreWithRetry("dummy://dummy-store", 3)
 	c.Assert(err, NotNil)
 	elapse := time.Since(begin)
-	c.Assert(uint64(elapse), Greater, uint64(2*time.Second))
+	c.Assert(uint64(elapse), GreaterEqual, uint64(3*time.Second))
 }
 
 func sessionExec(c *C, se Session, sql string) ([]rset.Recordset, error) {