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From "Ben Corlett (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (KAFKA-6194) Server crash while deleting segments
Date Thu, 09 Nov 2017 16:04:00 GMT

     [ https://issues.apache.org/jira/browse/KAFKA-6194?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ben Corlett updated KAFKA-6194:
-------------------------------
    Summary: Server crash while deleting segments  (was: Server crash)

> Server crash while deleting segments
> ------------------------------------
>
>                 Key: KAFKA-6194
>                 URL: https://issues.apache.org/jira/browse/KAFKA-6194
>             Project: Kafka
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.0.0
>         Environment: kafka version: 1.0
> client versions: 0.8.2.1-0.10.2.1
> platform: aws (eu-west-1a)
> nodes: 36 x r4.xlarge
> disk storage: 2.5 tb per node (~73% usage per node)
> topics: 250
> number of partitions: 48k (approx)
> os: ubuntu 14.04
> jvm: Java(TM) SE Runtime Environment (build 1.8.0_131-b11), Java HotSpot(TM) 64-Bit Server
VM (build 25.131-b11, mixed mode)
>            Reporter: Ben Corlett
>
> We upgraded our R+D cluster to 1.0 in the hope that it would fix the deadlock from 0.11.0.*.
Sadly our cluster has the memory leak issues with 1.0 most likely from https://issues.apache.org/jira/browse/KAFKA-6185.
We are running one server on a patched version of 1.0 with the pull request from that.
> However today we have had two different servers fall over for non-heap related reasons.
The exceptions in the kafka log are :
> {code}
> [2017-11-09 15:32:04,037] ERROR Error while deleting segments for xxxxxxxxxx-49 in dir
/mnt/secure/kafka/datalog (kafka.server.LogDirFailureChannel)
> java.io.IOException: Delete of log 00000000000000000000.log.deleted failed.
>         at kafka.log.LogSegment.delete(LogSegment.scala:496)
>         at kafka.log.Log.$anonfun$asyncDeleteSegment$3(Log.scala:1596)
>         at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>         at kafka.log.Log.maybeHandleIOException(Log.scala:1669)
>         at kafka.log.Log.deleteSeg$1(Log.scala:1596)
>         at kafka.log.Log.$anonfun$asyncDeleteSegment$4(Log.scala:1599)
>         at kafka.utils.KafkaScheduler.$anonfun$schedule$2(KafkaScheduler.scala:110)
>         at kafka.utils.CoreUtils$$anon$1.run(CoreUtils.scala:61)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>         at java.lang.Thread.run(Thread.java:748)
> [2017-11-09 15:32:04,040] INFO [ReplicaManager broker=122] Stopping serving replicas
in dir /mnt/secure/kafka/datalog (kafka.server.ReplicaManager)
> [2017-11-09 15:32:04,041] ERROR Uncaught exception in scheduled task 'delete-file' (kafka.utils.KafkaScheduler)
> org.apache.kafka.common.errors.KafkaStorageException: Error while deleting segments for
xxxxxxxxxxxxxx-49 in dir /mnt/secure/kafka/datalog
> Caused by: java.io.IOException: Delete of log 00000000000000000000.log.deleted failed.
>         at kafka.log.LogSegment.delete(LogSegment.scala:496)
>         at kafka.log.Log.$anonfun$asyncDeleteSegment$3(Log.scala:1596)
>         at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>         at kafka.log.Log.maybeHandleIOException(Log.scala:1669)
>         at kafka.log.Log.deleteSeg$1(Log.scala:1596)
>         at kafka.log.Log.$anonfun$asyncDeleteSegment$4(Log.scala:1599)
>         at kafka.utils.KafkaScheduler.$anonfun$schedule$2(KafkaScheduler.scala:110)
>         at kafka.utils.CoreUtils$$anon$1.run(CoreUtils.scala:61)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>         at java.lang.Thread.run(Thread.java:748)
> {code}



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