【 TiDB 使用环境】 测试
【 TiDB 版本】6.3.0
6.3.0 arm版本数据库，一共三个tikv节点，使用br工具全量备份到搭建的共享目录中，命令为：br backup full --pd 172.18.55.20:12379 -s /data/myshare
备份报错
Full Backup <…> 0.00%[2023/08/16 04:18:15.597 +08:00] [INFO] [collector.go:69] [“Full Backup failed summary”] [total-ranges=285] [ranges-succeed=0] [ranges-failed=285] [backup-total-ranges=285] [unit-name=“range start:7480000000000008135f720000000000000000 end:7480000000000008135f72ffffffffffffffff00”] [error=“rpc error: code = Canceled desc = context canceled”] [errorVerbose="rpc error: code = Canceled desc = context canceled\ngithub.com/tikv/pd/client.(*client).respForErr\n\t/root/go/pkg/mod/github.com/tikv/pd/client@v0.0.0-20220725055910-7187a7ab72db/client.go:1885\ngithub.com/tikv/pd/client.(*client).GetAllStores\n\t/root/go/pkg/mod/github.com/tikv/pd/client@v0.0.0-20220725055910-7187a7ab72db/client.go:1586\ngithub.com/pingcap/tidb/br/pkg/conn/util.GetAllTiKVStores\n\t/var/lib/docker/je…
br.log错误信息
[2023/08/21 04:18:18.418 +08:00] [ERROR] [push.go:201] [range-sn=1] [error=“[BR:KV:ErrKVStorage]tikv storage occur I/O error: I/O permission denied error occurs on TiKV Node(store id: 2; Address: 172.18.55.22:30160). work around:please ensure tikv has permission to read from & write to the storage.”] [stack=“github.com/pingcap/tidb/br/pkg/backup.(*pushDown).pushBackup\n\t/var/lib/docker/jenkins/workspace/build-common/go/src/github.com/pingcap/br/br/pkg/backup/push.go:201\ngithub.com/pingcap/tidb/br/pkg/backup.(*Client).BackupRange\n\t/var/lib/docker/jenkins/workspace/build-common/go/src/github.com/pingcap/br/br/pkg/backup/client.go:638\ngithub.com/pingcap/tidb/br/pkg/backup.(*Client).BackupRanges.func2\n\t/var/lib/docker/jenkins/workspace/build-common/go/src/github.com/pingcap/br/br/pkg/backup/client.go:592\ngithub.com/pingcap/tidb/br/pkg/utils.(*WorkerPool).ApplyOnErrorGroup.func1\n\t/var/lib/docker/jenkins/workspace/build-common/go/src/github.com/pingcap/br/br/pkg/utils/worker.go:76\ngolang.org/x/sync/errgroup.(*Group).Go.func1\n\t/root/go/pkg/mod/golang.org/x/sync@v0.0.0-20220722155255-886fb9371eb4/errgroup/errgroup.go:75”]
[2023/08/21 04:18:18.419 +08:00] [ERROR] [client.go:1085] [“fail to backup”] [range-sn=2] [store-id=3] [StoreID=3] [retry=0] [stack=“github.com/pingcap/tidb/br/pkg/backup.SendBackup\n\t/var/lib/docker/jenkins/workspace/build-common/go/src/github.com/pingcap/br/br/pkg/backup/client.go:1085\ngithub.com/pingcap/tidb/br/pkg/backup.(*pushDown).pushBackup.func2\n\t/var/lib/docker/jenkins/workspace/build-common/go/src/github.com/pingcap/br/br/pkg/backup/push.go:92”]
集群信息
求大神协助判断一下是哪里出问题了！！！