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https://issues.apache.org/jira/browse/HADOOP-16793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Lisheng Sun updated HADOOP-16793:
---------------------------------
Attachment: HADOOP-16793.001.patch
> Remove WARN log when ipc connection interrupted in
> Client#handleSaslConnectionFailure()
> ---------------------------------------------------------------------------------------
>
> Key: HADOOP-16793
> URL: https://issues.apache.org/jira/browse/HADOOP-16793
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Lisheng Sun
> Priority: Minor
> Attachments: HADOOP-16793.001.patch
>
>
> log info:
> {code:java}
> // Some comments here
> 2020-01-07,15:01:17,816 WARN org.apache.hadoop.ipc.Client: Exception
> encountered while connecting to the server : java.io.InterruptedIOException:
> Interrupted while waiting for IO on channel
> java.nio.channels.SocketChannel[connected local=/10.75.13.227:50415
> remote=mb2-hadoop-prc-ct06.awsind/10.75.15.99:11230]. 60000 millis timeout
> left
> {code}
> With RequestHedgingProxyProvider, one rpc call will send multiple requests to
> all namenodes. After one request return successfully, all other requests
> will be interrupted. It's not a big problem and should not print a warning
> log.
> {code:java}
> private synchronized void handleSaslConnectionFailure(
> ....
> LOG.warn("Exception encountered while connecting to "
> + "the server : " + ex);
> }
> {code}
>
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