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Upgrade from v7.1.2 to nightly with add index causing data inconsistency. #52411

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aytrack opened this issue Apr 8, 2024 · 0 comments · Fixed by #52447
Closed

Upgrade from v7.1.2 to nightly with add index causing data inconsistency. #52411

aytrack opened this issue Apr 8, 2024 · 0 comments · Fixed by #52447
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affects-7.5 affects-8.1 component/ddl This issue is related to DDL of TiDB. severity/critical type/bug This issue is a bug.

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@aytrack
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aytrack commented Apr 8, 2024

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

  1. deploy a v7.1.2 cluster with 3 tidb nodes
  2. prepare some sysbench data
  3. do add index
  4. upgrade cluster to nightly
  5. admin check table

2. What did you expect to see? (Required)

upgrade cluster success and check table pass

3. What did you see instead (Required)

data inconsistency

[reporter.go:274] ["admin check found data inconsistency"] [conn=1816133640] [session_alias=] [table_name=sbtest2] [index_name=idxc] [row_id=5134965] [index=] [row="handle: 5134965, values: [KindString 51805948245-42706668787-74019086281-21421209855-90524333169-22748166771-90705931858-74657119130-69448777101-43606288622 KindString 71802481523-76953625420-82708868336-72533977128-61438746201]"] [row_mvcc="{\"decoded\":{\"441556045448085505\":{\"c\":\"51805948245-42706668787-74019086281-21421209855-90524333169-22748166771-90705931858-74657119130-69448777101-43606288622\",\"k\":\"2468087\",\"pad\":\"71802481523-76953625420-82708868336-72533977128-61438746201\"}},\"key\":\"7480000000000000E85F7280000000004E5A75\",\"mvcc\":{\"info\":{\"writes\":[{\"start_ts\":441556045448085505,\"commit_ts\":441556045500776451,\"short_value\":\"gAADAAAAAgMEBAB7ALYA96glADUxODA1OTQ4MjQ1LTQyNzA2NjY4Nzg3LTc0MDE5MDg2MjgxLTIxNDIxMjA5ODU1LTkwNTI0MzMzMTY5LTIyNzQ4MTY2NzcxLTkwNzA1OTMxODU4LTc0NjU3MTE5MTMwLTY5NDQ4Nzc3MTAxLTQzNjA2Mjg4NjIyNzE4MDI0ODE1MjMtNzY5NTM2MjU0MjAtODI3MDg4NjgzMzYtNzI1MzM5NzcxMjgtNjE0Mzg3NDYyMDE=\"}]}},\"regionID\":747}"] [stack="github.com/pingcap/tidb/pkg/util/logutil/consistency.(*Reporter).ReportAdminCheckInconsistent\n\t/workspace/source/tidb/pkg/util/logutil/consistency/reporter.go:273\ngithub.com/pingcap/tidb/pkg/executor.(*checkIndexWorker).HandleTask\n\t/workspace/source/tidb/pkg/executor/executor.go:2729\ngithub.com/pingcap/tidb/pkg/resourcemanager/pool/workerpool.(*WorkerPool[...]).handleTaskWithRecover\n\t/workspace/source/tidb/pkg/resourcemanager/pool/workerpool/workerpool.go:131\ngithub.com/pingcap/tidb/pkg/resourcemanager/pool/workerpool.(*WorkerPool[...]).runAWorker.func1\n\t/workspace/source/tidb/pkg/resourcemanager/pool/workerpool/workerpool.go:147\ngithub.com/pingcap/tidb/pkg/util.(*WaitGroupWrapper).Run.func1\n\t/workspace/source/tidb/pkg/util/wait_group_wrapper.go:157"]

you can find the log and metric from clinic https://clinic.pingcap.com.cn/portal/#/orgs/33/clusters/7354281705551035091?from=1712295703&to=1712302903

4. What is your TiDB version? (Required)

v7.1.2
master(555ce02)

@aytrack aytrack added type/bug This issue is a bug. severity/critical component/ddl This issue is related to DDL of TiDB. labels Apr 8, 2024
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