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SQL connection should tolerate being killed by idle too long #7376

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lance6716 opened this issue Oct 17, 2022 · 2 comments
Open

SQL connection should tolerate being killed by idle too long #7376

lance6716 opened this issue Oct 17, 2022 · 2 comments
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area/dm Issues or PRs related to DM. severity/moderate type/bug The issue is confirmed as a bug.

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@lance6716
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What did you do?

Currently when the connection is idle for a long time and be killed, DM will raise error when use it afterwards and triggers an alert

https://asktug.com/t/topic/993973

What did you expect to see?

No response

What did you see instead?

Auto recover from this kind of error

Versions of the cluster

master

current status of DM cluster (execute query-status <task-name> in dmctl)

(paste current status of DM cluster here)
@lance6716 lance6716 added type/bug The issue is confirmed as a bug. area/dm Issues or PRs related to DM. severity/moderate labels Oct 17, 2022
@dbakit
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dbakit commented Oct 18, 2022

This situation alse exists in the dumping and loading stage

@lance6716
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another report #5804

@D3Hunter D3Hunter mentioned this issue Dec 8, 2022
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ti-chi-bot pushed a commit that referenced this issue Dec 16, 2022
@D3Hunter
metric(dm): add resumable_err label to unit error count metric (#7852)
df521ec 
ref #7115, ref #7376
@Frank945946 Frank945946 mentioned this issue Jan 31, 2023
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14 tasks
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area/dm Issues or PRs related to DM. severity/moderate type/bug The issue is confirmed as a bug.
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@lance6716 @dbakit