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https://issues.apache.org/jira/browse/HDFS-12453?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Lei (Eddy) Xu updated HDFS-12453:
---------------------------------
Attachment: HDFS-12453.00.patch
Change the {{stream}} thread to block on barrier, and removing volumes that are
located by the block, to improve the deterministic of the test.
Ran tests like following and passed with this patch, and fail on trunk.
{code}
for i in `seq 50`; do
mvn test -Dtest=TestDataNodeHotSwapVolumes
done
{code}
> TestDataNodeHotSwapVolumes fails in trunk Jenkins runs
> ------------------------------------------------------
>
> Key: HDFS-12453
> URL: https://issues.apache.org/jira/browse/HDFS-12453
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: test
> Reporter: Arpit Agarwal
> Assignee: Lei (Eddy) Xu
> Priority: Critical
> Labels: flaky-test
> Attachments: HDFS-12453.00.patch, TestLogs.txt
>
>
> TestDataNodeHotSwapVolumes fails occasionally with the following error (see
> comment). Ran it ~10 times locally and it passed every time.
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