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https://issues.apache.org/jira/browse/HBASE-6796?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13489561#comment-13489561
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Ted Yu commented on HBASE-6796:
-------------------------------
It turns out that there is one thread hanging, even on MacBook, after
TestHFileCleaner#testTTLCleaner finishes.
With the help of patch from HBASE-7086, I saw:
{code}
2012-11-02 10:14:05,485 INFO [main] hbase.ResourceChecker(157): after
master.cleaner.TestHFileCleaner#testTTLCleaner: 44 threads (was 43), 145 file
descriptors (was 145). 0 connections, -thread leak?-
2012-11-02 10:14:05,485 INFO [main] hbase.ResourceChecker(179): after
master.cleaner.TestHFileCleaner#testTTLCleaner: potentially hanging thread
2012-11-02 10:14:05,486 INFO [main] hbase.ResourceChecker(185):
java.lang.Thread.sleep(Native Method)
2012-11-02 10:14:05,487 INFO [main] hbase.ResourceChecker(185):
org.apache.hadoop.hdfs.DFSClient$LeaseChecker.run(DFSClient.java:1379)
2012-11-02 10:14:05,487 INFO [main] hbase.ResourceChecker(185):
java.lang.Thread.run(Thread.java:680)
{code}
> Backport HBASE-5547, Don't delete HFiles in backup mode.
> --------------------------------------------------------
>
> Key: HBASE-6796
> URL: https://issues.apache.org/jira/browse/HBASE-6796
> Project: HBase
> Issue Type: Bug
> Reporter: Lars Hofhansl
> Assignee: Jesse Yates
> Fix For: 0.94.3
>
> Attachments: hbase-5547-0.94-backport-v0.patch, hbase-6796-v0.patch,
> hbase-6796-v1.patch, hbase-6796-v2.patch
>
>
> See HBASE-5547
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