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branch-3.1: [fix](cloud) Fix ConcurrentModificationException in cloud rebalance #52013 #52310

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morrySnow merged 1 commit into from
Jun 26, 2025
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branch-3.1: [fix](cloud) Fix ConcurrentModificationException in cloud rebalance #52013 #52310

morrySnow merged 1 commit into from
Jun 26, 2025

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@github-actions github-actions bot commented Jun 25, 2025

Cherry-picked from #52013

@deardeng
[fix](cloud) Fix ConcurrentModificationException in cloud rebalance (…
99bcf97 
…#52013)

```
2025-06-19 15:58:44,191 ERROR (cloud tablet rebalancer|277) [Daemon.run():121] daemon thread got exception. name: cloud tablet rebalancer
java.util.ConcurrentModificationException: null
        at java.util.HashMap$HashIterator.nextNode(HashMap.java:1597) ~[?:?]
        at java.util.HashMap$KeyIterator.next(HashMap.java:1620) ~[?:?]
        at org.apache.doris.cloud.catalog.CloudTabletRebalancer.checkInflghtWarmUpCacheAsync(CloudTabletRebalancer.java:421) ~[doris-fe.jar:1.2-SNAPSHOT]
        at org.apache.doris.cloud.catalog.CloudTabletRebalancer.runAfterCatalogReady(CloudTabletRebalancer.java:257) ~[doris-fe.jar:1.2-SNAPSHOT]
        at org.apache.doris.common.util.MasterDaemon.runOneCycle(MasterDaemon.java:58) ~[doris-fe.jar:1.2-SNAPSHOT]
        at org.apache.doris.common.util.Daemon.run(Daemon.java:119) ~[doris-fe.jar:1.2-SNAPSHOT]
```
@github-actions github-actions bot requested a review from morrySnow as a code owner June 25, 2025 11:38
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hello-stephen commented Jun 25, 2025

Thank you for your contribution to Apache Doris.
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Please clearly describe your PR:

  1. What problem was fixed (it's best to include specific error reporting information). How it was fixed.
  2. Which behaviors were modified. What was the previous behavior, what is it now, why was it modified, and what possible impacts might there be.
  3. What features were added. Why was this function added?
  4. Which code was refactored and why was this part of the code refactored?
  5. Which functions were optimized and what is the difference before and after the optimization?

@dataroaring dataroaring reopened this Jun 25, 2025
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hello-stephen commented Jun 25, 2025

run buildall

@morrySnow morrySnow merged commit 512944b into branch-3.1 Jun 26, 2025
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@github-actions github-actions bot deleted the auto-pick-52013-branch-3.1 branch June 26, 2025 02:46
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