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https://issues.apache.org/jira/browse/HDFS-14350?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18047332#comment-18047332
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ASF GitHub Bot commented on HDFS-14350:
---------------------------------------
github-actions[bot] commented on PR #582:
URL: https://github.com/apache/hadoop/pull/582#issuecomment-3688271956
We're closing this stale PR because it has been open for 100 days with no
activity. This isn't a judgement on the merit of the PR in any way. It's just a
way of keeping the PR queue manageable.
If you feel like this was a mistake, or you would like to continue working
on it, please feel free to re-open it and ask for a committer to remove the
stale tag and review again.
Thanks all for your contribution.
> dfs.datanode.ec.reconstruction.threads not take effect
> ------------------------------------------------------
>
> Key: HDFS-14350
> URL: https://issues.apache.org/jira/browse/HDFS-14350
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: datanode, ec
> Affects Versions: 3.2.0
> Reporter: hunshenshi
> Assignee: hunshenshi
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> In ErasureCodingWorker, stripedReconstructionPool is create by
> {code:java}
> initializeStripedBlkReconstructionThreadPool(conf.getInt(
> DFSConfigKeys.DFS_DN_EC_RECONSTRUCTION_THREADS_KEY,
> DFSConfigKeys.DFS_DN_EC_RECONSTRUCTION_THREADS_DEFAULT));
> private void initializeStripedBlkReconstructionThreadPool(int numThreads) {
> LOG.debug("Using striped block reconstruction; pool threads={}",
> numThreads);
> stripedReconstructionPool = DFSUtilClient.getThreadPoolExecutor(2,
> numThreads, 60, new LinkedBlockingQueue<>(),
> "StripedBlockReconstruction-", false);
> stripedReconstructionPool.allowCoreThreadTimeOut(true);
> }{code}
> so stripedReconstructionPool is a ThreadPoolExecutor, and the queue is a
> LinkedBlockingQueue, then the active thread is awalys 2, the
> dfs.datanode.ec.reconstruction.threads not take effect.
>
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