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https://issues.apache.org/jira/browse/TEZ-4097?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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László Bodor updated TEZ-4097:
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Issue Type: Improvement (was: Bug)
> Report localHostname in Fetcher failure log messages
> ----------------------------------------------------
>
> Key: TEZ-4097
> URL: https://issues.apache.org/jira/browse/TEZ-4097
> Project: Apache Tez
> Issue Type: Improvement
> Reporter: László Bodor
> Priority: Minor
>
> Currently, a fetch failure is reported like this:
> {code}
> 2019-11-05 02:50:35,972 [WARN] [Fetcher_B {Map_4} #1] |shuffle.Fetcher|:
> Fetch Failure from host while connecting: *other_host*, attempt:
> InputAttemptIdentifier [inputIdentifier=1, attemptNumber=0,
> pathComponent=attempt_1572936153637_0005_1_00_000000_0_10003, spillType=0,
> spillId=-1] Informing ShuffleManager:
> java.net.SocketTimeoutException: Read timed out
> ...
> {code}
> For debugging network/ssl/etc. issues on cluster, it would be convenient to
> see the local host's name, which is present in the fetcher.
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