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https://issues.apache.org/jira/browse/HDFS-17182?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17765549#comment-17765549
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ASF GitHub Bot commented on HDFS-17182:
---------------------------------------
LiuGuH commented on code in PR #6029:
URL: https://github.com/apache/hadoop/pull/6029#discussion_r1327106224
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hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataSetLockManager.java:
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@@ -256,7 +256,7 @@ private synchronized void putThreadName(String thread) {
threadCountMap.putIfAbsent(thread, new TrackLog(thread));
}
- public void lockLeakCheck() {
+ public synchronized void lockLeakCheck() {
Review Comment:
Thanks for review. It is better to add synchronized because it not , it
is maybe lost some error log.
> DataSetLockManager.lockLeakCheck() is not thread-safe.
> -------------------------------------------------------
>
> Key: HDFS-17182
> URL: https://issues.apache.org/jira/browse/HDFS-17182
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: liuguanghua
> Assignee: liuguanghua
> Priority: Minor
> Labels: pull-request-available
>
> threadCountMap is not thread-safe. Other functions add protected by
> synchronized expect lockLeakCheck(). Add synchronized on function
> lockLeakCheck().
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