[jira] [Updated] (HDFS-16600) Fix deadlock of fine-grain lock for FsDatastImpl of DataNode.
[
https://issues.apache.org/jira/browse/HDFS-16600?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Shilun Fan updated HDFS-16600:
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Component/s: datanode
Target Version/s: 3.4.0
Affects Version/s: 3.4.0
> Fix deadlock of fine-grain lock for FsDatastImpl of DataNode.
> -
>
> Key: HDFS-16600
> URL: https://issues.apache.org/jira/browse/HDFS-16600
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode
>Affects Versions: 3.4.0
>Reporter: ZanderXu
>Assignee: ZanderXu
>Priority: Major
> Labels: pull-request-available
> Fix For: 3.4.0
>
> Time Spent: 5h 10m
> Remaining Estimate: 0h
>
> The UT
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.testSynchronousEviction
> failed, because happened deadlock, which is introduced by
> [HDFS-16534|https://issues.apache.org/jira/browse/HDFS-16534].
> DeadLock:
> {code:java}
> // org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.createRbw line 1588
> need a read lock
> try (AutoCloseableLock lock = lockManager.readLock(LockLevel.BLOCK_POOl,
> b.getBlockPoolId()))
> // org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.evictBlocks line
> 3526 need a write lock
> try (AutoCloseableLock lock = lockManager.writeLock(LockLevel.BLOCK_POOl,
> bpid))
> {code}
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[jira] [Updated] (HDFS-16600) Fix deadlock of fine-grain lock for FsDatastImpl of DataNode.
[
https://issues.apache.org/jira/browse/HDFS-16600?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaoqiao He updated HDFS-16600:
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Summary: Fix deadlock of fine-grain lock for FsDatastImpl of DataNode.
(was: Deadlock on DataNode)
> Fix deadlock of fine-grain lock for FsDatastImpl of DataNode.
> -
>
> Key: HDFS-16600
> URL: https://issues.apache.org/jira/browse/HDFS-16600
> Project: Hadoop HDFS
> Issue Type: Sub-task
>Reporter: ZanderXu
>Assignee: ZanderXu
>Priority: Major
> Labels: pull-request-available
> Time Spent: 4h 40m
> Remaining Estimate: 0h
>
> The UT
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.testSynchronousEviction
> failed, because happened deadlock, which is introduced by
> [HDFS-16534|https://issues.apache.org/jira/browse/HDFS-16534].
> DeadLock:
> {code:java}
> // org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.createRbw line 1588
> need a read lock
> try (AutoCloseableLock lock = lockManager.readLock(LockLevel.BLOCK_POOl,
> b.getBlockPoolId()))
> // org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.evictBlocks line
> 3526 need a write lock
> try (AutoCloseableLock lock = lockManager.writeLock(LockLevel.BLOCK_POOl,
> bpid))
> {code}
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