lock_resolver: let resolve lock timeout properly #847
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…eout Signed-off-by: zyguan <zhongyangguan@gmail.com>
disksing
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Jun 21, 2023
cfzjywxk
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Jun 26, 2023
| @@ -693,6 +693,7 @@ func (lr *LockResolver) getTxnStatusFromLock(bo *retry.Backoffer, l *Lock, calle | |||
| // success before the primary region. | |||
| if err := bo.Backoff(retry.BoTxnNotFound, err); err != nil { | |||
| logutil.Logger(bo.GetCtx()).Warn("getTxnStatusFromLock backoff fail", zap.Error(err)) | |||
| return TxnStatus{}, err | |||
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I vaguely remember that this was intentionally designed in 4.0 to solve some problems, but I can't recall the details.
@MyonKeminta Do you remember?
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It seems to address some issues with resolving v4.0 optimistic mode, but it has no impact on the current default pessimistic mode. Maybe we still need to look into historical problems.
|
I think it's better to merge PRs affecting critical path with 2-3 approvals. |
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Co-authored-by: disksing <i@disksing.com> Co-authored-by: David <8039876+AmoebaProtozoa@users.noreply.github.com> Co-authored-by: Hu# <ihusharp@gmail.com> Co-authored-by: Weizhen Wang <wangweizhen@pingcap.com> Co-authored-by: you06 <you1474600@gmail.com> Co-authored-by: ShuNing <nolouch@gmail.com> Co-authored-by: Hu# <jinhao.hu@pingcap.com> Co-authored-by: zzm <zhouzemin@pingcap.com> Co-authored-by: Yongbo Jiang <cabinfeveroier@gmail.com> Co-authored-by: crazycs <crazycs520@gmail.com> Co-authored-by: glorv <glorvs@163.com> Co-authored-by: zyguan <zhongyangguan@gmail.com> ResolvedTS error just write in debug log (#814) ResolvedTS error just write in debug log (#825) fix ci (#835) fix rpc interceptor data race (#845) resolver: let getTxnStatusFromLock return error when backoff timeout (#847)
iosmanthus
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Co-authored-by: disksing <i@disksing.com> Co-authored-by: David <8039876+AmoebaProtozoa@users.noreply.github.com> Co-authored-by: Hu# <ihusharp@gmail.com> Co-authored-by: Weizhen Wang <wangweizhen@pingcap.com> Co-authored-by: you06 <you1474600@gmail.com> Co-authored-by: ShuNing <nolouch@gmail.com> Co-authored-by: Hu# <jinhao.hu@pingcap.com> Co-authored-by: zzm <zhouzemin@pingcap.com> Co-authored-by: Yongbo Jiang <cabinfeveroier@gmail.com> Co-authored-by: crazycs <crazycs520@gmail.com> Co-authored-by: glorv <glorvs@163.com> Co-authored-by: zyguan <zhongyangguan@gmail.com> ResolvedTS error just write in debug log (#814) ResolvedTS error just write in debug log (#825) fix ci (#835) fix rpc interceptor data race (#845) resolver: let getTxnStatusFromLock return error when backoff timeout (#847)
zyguan
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…eout (tikv#847) Signed-off-by: zyguan <zhongyangguan@gmail.com> Co-authored-by: disksing <i@disksing.com>
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…eout (tikv#847) Signed-off-by: zyguan <zhongyangguan@gmail.com> Co-authored-by: disksing <i@disksing.com>
zyguan
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…eout (tikv#847) Signed-off-by: zyguan <zhongyangguan@gmail.com> Co-authored-by: disksing <i@disksing.com>
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fix pingcap/tidb#44822 , after this PR tidb can pass the test.