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grafana show pitr lag more than 30m when inject kill one tidb #42419

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Lily2025 opened this issue Mar 21, 2023 · 2 comments · Fixed by #42422
Closed

grafana show pitr lag more than 30m when inject kill one tidb #42419

Lily2025 opened this issue Mar 21, 2023 · 2 comments · Fixed by #42422
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@YuJuncen
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component/br This issue is related to BR of TiDB. severity/moderate type/bug The issue is confirmed as a bug.

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@Lily2025
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Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

http://perf.pingcap.net:3000/d/WOw1JWmVk/ha-test-case-detail?orgId=1&refresh=10s&var-case_id=2610659
kill one tidb

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

pitr lag less than 5m

3. What did you see instead (Required)

grafana show pitr lag more than 30m when inject kill one tidb
image

4. What is your TiDB version? (Required)

git hash：56412f514ecad4209cb0d92878b68644ed94469a
@Lily2025 Lily2025 added the type/bug The issue is confirmed as a bug. label Mar 21, 2023
@Lily2025
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/type bug
/severity moderate
/assign YuJuncen

@YuJuncen YuJuncen mentioned this issue Mar 21, 2023
Merged
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@jebter jebter added the component/br This issue is related to BR of TiDB. label Jul 27, 2023
@ti-chi-bot ti-chi-bot bot closed this as completed in 7d9b76c Sep 4, 2024
@fubinzh
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fubinzh commented Sep 5, 2024

Tested it with fix:
TiDB rolling restart before the fix:
image

After the fix:
image

[root@upstream-tidb-0 /]# /tidb-server -V
Release Version: v8.4.0-alpha
Edition: Community
Git Commit Hash: b91cb01
Git Branch: heads/refs/tags/v8.4.0-alpha
UTC Build Time: 2024-09-04 11:46:09

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@YuJuncen YuJuncen

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component/br This issue is related to BR of TiDB. severity/moderate type/bug The issue is confirmed as a bug.
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streamhelper/advancer: Fix owner transfer metric YuJuncen/tidb
5 participants
@jebter @fubinzh @YuJuncen @ti-chi-bot @Lily2025