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https://issues.apache.org/jira/browse/HDFS-17311?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17805128#comment-17805128
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ASF GitHub Bot commented on HDFS-17311:
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LiuGuH commented on PR #6392:
URL: https://github.com/apache/hadoop/pull/6392#issuecomment-1884817179
@goiri Do you have time to reivew this, Thanks.
> RBF: ConnectionManager creatorQueue should offer a pool that is not already
> in creatorQueue.
> --------------------------------------------------------------------------------------------
>
> Key: HDFS-17311
> URL: https://issues.apache.org/jira/browse/HDFS-17311
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: liuguanghua
> Priority: Major
> Labels: pull-request-available
>
> 2023-12-29 15:18:54,799 ERROR
> org.apache.hadoop.hdfs.server.federation.router.ConnectionManager: Cannot add
> more than 2048 connections at the same time
> In my environment, ConnectionManager creatorQueue is full ,but the cluster
> does not have so many users cloud reach up 2048 pair of <user,nn> in router.
> In the case of a large number of concurrent creatorQueue add same pool more
> than once.
>
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