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analyze version 2 memory leak #32499

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tiancaiamao opened this issue Feb 21, 2022 · 2 comments
Closed

analyze version 2 memory leak #32499

tiancaiamao opened this issue Feb 21, 2022 · 2 comments
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affects-5.1 This bug affects 5.1.x versions. affects-5.2 This bug affects 5.2.x versions. component/statistics fixes-5.1.4 may-affects-4.0 This bug maybe affects 4.0.x versions. may-affects-5.0 This bug maybe affects 5.0.x versions. may-affects-5.3 This bug maybe affects 5.3.x versions. may-affects-5.4 This bug maybe affects 5.4.x versions. severity/critical type/bug The issue is confirmed as a bug.

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@tiancaiamao
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Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

Found in our customer's environment, oncall 3776

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

No memory leak, no OOM...

3. What did you see instead (Required)

Unexpected memory occupation

4. What is your TiDB version? (Required)

release-5.1
release-5.2
@tiancaiamao tiancaiamao added the type/bug The issue is confirmed as a bug. label Feb 21, 2022
@tiancaiamao tiancaiamao mentioned this issue Feb 21, 2022
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@tiancaiamao tiancaiamao added component/statistics affects-5.1 This bug affects 5.1.x versions. affects-5.2 This bug affects 5.2.x versions. labels Feb 21, 2022
@tiancaiamao tiancaiamao mentioned this issue Feb 21, 2022
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@tiancaiamao tiancaiamao added fixes-5.1.3 This bug is fixed at 5.1.3 fixes-5.1.4 and removed fixes-5.1.3 This bug is fixed at 5.1.3 labels Feb 21, 2022
@tiancaiamao tiancaiamao mentioned this issue Feb 21, 2022
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@chrysan
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chrysan commented Feb 21, 2022

Should be related to a known issue which is enhanced in v5.3 #28999

@ti-chi-bot ti-chi-bot added may-affects-4.0 This bug maybe affects 4.0.x versions. may-affects-5.0 This bug maybe affects 5.0.x versions. may-affects-5.3 This bug maybe affects 5.3.x versions. may-affects-5.4 This bug maybe affects 5.4.x versions. labels Feb 21, 2022
@tiancaiamao
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This is a solved issue... we are writing the release note and find this PR without related issue, so I create one.

@chrysan chrysan mentioned this issue May 3, 2022
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affects-5.1 This bug affects 5.1.x versions. affects-5.2 This bug affects 5.2.x versions. component/statistics fixes-5.1.4 may-affects-4.0 This bug maybe affects 4.0.x versions. may-affects-5.0 This bug maybe affects 5.0.x versions. may-affects-5.3 This bug maybe affects 5.3.x versions. may-affects-5.4 This bug maybe affects 5.4.x versions. severity/critical type/bug The issue is confirmed as a bug.
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@tiancaiamao @chrysan @ChenPeng2013 @ti-chi-bot