From ac0d36b2c96c30ea7ef3310558f5b024dd388eba Mon Sep 17 00:00:00 2001
From: Zak Zhao <57036248+joccau@users.noreply.github.com>
Date: Wed, 26 Oct 2022 14:19:57 +0800
Subject: [PATCH] log-backup: set checkpoint-ts - 1 as safe-point-ts (#38249)

close pingcap/tidb#38250
---
 br/pkg/task/stream.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/br/pkg/task/stream.go b/br/pkg/task/stream.go
index b2814cd8ae..b63110431c 100644
--- a/br/pkg/task/stream.go
+++ b/br/pkg/task/stream.go
@@ -639,7 +639,7 @@ func RunStreamStop(
 	if err := streamMgr.setGCSafePoint(ctx,
 		utils.BRServiceSafePoint{
 			ID:       buildPauseSafePointName(ti.Info.Name),
-			TTL:      0,
+			TTL:      utils.DefaultStreamStartSafePointTTL,
 			BackupTS: 0,
 		},
 	); err != nil {
@@ -693,7 +693,7 @@ func RunStreamPause(
 		utils.BRServiceSafePoint{
 			ID:       buildPauseSafePointName(ti.Info.Name),
 			TTL:      cfg.SafePointTTL,
-			BackupTS: globalCheckPointTS - 1,
+			BackupTS: globalCheckPointTS,
 		},
 	); err != nil {
 		return errors.Trace(err)
@@ -766,7 +766,7 @@ func RunStreamResume(
 	if err := streamMgr.setGCSafePoint(ctx,
 		utils.BRServiceSafePoint{
 			ID:       buildPauseSafePointName(ti.Info.Name),
-			TTL:      0,
+			TTL:      utils.DefaultStreamStartSafePointTTL,
 			BackupTS: globalCheckPointTS,
 		},
 	); err != nil {