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From László Bodor (Jira) <j...@apache.org>
Subject [jira] [Updated] (TEZ-4097) Report localHostname in Fetcher failure log messages
Date Tue, 05 Nov 2019 13:56:00 GMT

     [ https://issues.apache.org/jira/browse/TEZ-4097?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

László Bodor updated TEZ-4097:
------------------------------
    Summary: Report localHostname in Fetcher failure log messages  (was: Report localHostname
in Fetcher failure logs)

> Report localHostname in Fetcher failure log messages
> ----------------------------------------------------
>
>                 Key: TEZ-4097
>                 URL: https://issues.apache.org/jira/browse/TEZ-4097
>             Project: Apache Tez
>          Issue Type: Bug
>            Reporter: László Bodor
>            Priority: Major
>
> 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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