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Posted to issues@uniffle.apache.org by GitBox <gi...@apache.org> on 2023/01/09 07:37:19 UTC
[GitHub] [incubator-uniffle] advancedxy commented on pull request #459: [ISSUE-456] Avoid removeResources for multiple times
advancedxy commented on PR #459:
URL: https://github.com/apache/incubator-uniffle/pull/459#issuecomment-1375210800
The fix looks good to me.
But could you elaborate a bit more in the pr description's `Why are the changes needed` section.
If I understand the issue and this fix correctly, the reason why some appId is called multiple times is that:
```
When some appIds' removeResource took too much time, the `expiredAppCleanupExecutorService` in ShuffleTaskManager
would check and detect the same appId is expired multiple times. Therefore the same appId might be added to `expiredAppIdQueue` multiple time.
```
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