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https://issues.apache.org/jira/browse/HADOOP-16677?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Wei-Chiu Chuang updated HADOOP-16677:
-------------------------------------
Fix Version/s: 3.3.0
> Recalculate the remaining timeout millis correctly while throwing an
> InterupptedException in SocketIOWithTimeout.
> -----------------------------------------------------------------------------------------------------------------
>
> Key: HADOOP-16677
> URL: https://issues.apache.org/jira/browse/HADOOP-16677
> Project: Hadoop Common
> Issue Type: Bug
> Components: common
> Affects Versions: 3.1.3
> Reporter: Xudong Cao
> Assignee: Xudong Cao
> Priority: Minor
> Labels: pull-request-available
> Fix For: 3.3.0
>
> Attachments: HADOOP-16677.001.patch
>
>
> In SocketIOWithTimeout, when a thread was interrupted and exit from select(),
> it proceed to throw an InterruptedIOException, in exception message the
> remaining timeout mills should be calcuated correctly rather than simply give
> a total timeout millis , which could be very misleading.
>
> An example log before this jira:
> {code:java}
> 2019-10-31 16:20:39,496 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:
> Exception for BP-1895911599-192.168.202.11-1572488735889:blk_1073741833_1016
> java.io.InterruptedIOException: Interrupted while waiting for IO on channel
> java.nio.channels.SocketChannel[connected local=/192.168.202.12:50010
> remote=/192.168.202.11:57006]. 60000 millis timeout left.
> at
> org.apache.hadoop.net.SocketIOWithTimeout$SelectorPool.select(SocketIOWithTimeout.java:351)
> at
> org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:157)){code}
>
> An example log after this jira:
> {code:java}
> 2019-10-31 16:20:39,496 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:
> Exception for BP-1895911599-192.168.202.11-1572488735889:blk_1073741833_1016
> java.io.InterruptedIOException: Interrupted while waiting for IO on channel
> java.nio.channels.SocketChannel[connected local=/192.168.202.12:50010
> remote=/192.168.202.11:57006]. Total timeout mills is 60000, 1000 millis
> timeout left.
> at
> org.apache.hadoop.net.SocketIOWithTimeout$SelectorPool.select(SocketIOWithTimeout.java:351)
> at
> org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:157)){code}
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