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https://issues.apache.org/jira/browse/HDFS-16939?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17696040#comment-17696040
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ASF GitHub Bot commented on HDFS-16939:
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hadoop-yetus commented on PR #5450:
URL: https://github.com/apache/hadoop/pull/5450#issuecomment-1453058032
:broken_heart: **-1 overall**
| Vote | Subsystem | Runtime | Logfile | Comment |
|:----:|----------:|--------:|:--------:|:-------:|
| +0 :ok: | reexec | 0m 0s | | Docker mode activated. |
| -1 :x: | docker | 1m 9s | | Docker failed to build run-specific
yetus/hadoop:tp-3985}. |
| Subsystem | Report/Notes |
|----------:|:-------------|
| GITHUB PR | https://github.com/apache/hadoop/pull/5450 |
| Console output |
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-5450/1/console |
| versions | git=2.17.1 |
| Powered by | Apache Yetus 0.14.0 https://yetus.apache.org |
This message was automatically generated.
> Fix the thread safety bug in LowRedundancyBlocks
> ------------------------------------------------
>
> Key: HDFS-16939
> URL: https://issues.apache.org/jira/browse/HDFS-16939
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namanode
> Reporter: Shuyan Zhang
> Assignee: Shuyan Zhang
> Priority: Major
> Labels: pull-request-available
>
> The remove method in LowRedundancyBlocks is not protected by synchronized.
> This method is private and is called by BlockManager. As a result,
> priorityQueues has the risk of being accessed concurrently by multiple
> threads.
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