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From "Chesnay Schepler (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (FLINK-6440) Noisy logs from metric fetcher
Date Thu, 18 May 2017 19:08:04 GMT

     [ https://issues.apache.org/jira/browse/FLINK-6440?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Chesnay Schepler closed FLINK-6440.
-----------------------------------
       Resolution: Fixed
    Fix Version/s: 1.4.0

1.3: 5569c4fafb08755ef12b7a96a173170dad883184
1.4: e03f1b52eee7e73d00846ec0dd102da808d9d63e

> Noisy logs from metric fetcher
> ------------------------------
>
>                 Key: FLINK-6440
>                 URL: https://issues.apache.org/jira/browse/FLINK-6440
>             Project: Flink
>          Issue Type: Bug
>          Components: Webfrontend
>    Affects Versions: 1.3.0
>            Reporter: Stephan Ewen
>            Assignee: Chesnay Schepler
>            Priority: Critical
>             Fix For: 1.3.0, 1.4.0
>
>
> In cases where TaskManagers fail, the web frontend in the Job Manager starts logging
the exception below every few seconds.
> I labeled this as critical, because it actually makes debugging in such a situation complicated
through a log that is flooded with noise.
> {code}
> 2017-05-03 19:37:07,823 WARN  org.apache.flink.runtime.webmonitor.metrics.MetricFetcher
    - Fetching metrics failed.
> akka.pattern.AskTimeoutException: Ask timed out on [Actor[akka.tcp://flink@herman:52175/user/MetricQueryService_136f717a6b91e248282cb2937d22088c]]
after [10000 ms]
>         at akka.pattern.PromiseActorRef$$anonfun$1.apply$mcV$sp(AskSupport.scala:334)
>         at akka.actor.Scheduler$$anon$7.run(Scheduler.scala:117)
>         at scala.concurrent.Future$InternalCallbackExecutor$.scala$concurrent$Future$InternalCallbackExecutor$$unbatchedExecute(Future.scala:694)
>         at scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:691)
>         at akka.actor.LightArrayRevolverScheduler$TaskHolder.executeTask(Scheduler.scala:474)
>         at akka.actor.LightArrayRevolverScheduler$$anon$8.executeBucket$1(Scheduler.scala:425)
>         at akka.actor.LightArrayRevolverScheduler$$anon$8.nextTick(Scheduler.scala:429)
>         at akka.actor.LightArrayRevolverScheduler$$anon$8.run(Scheduler.scala:381)
>         at java.lang.Thread.run(Thread.java:745)
> {code}



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