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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7871) NameNodeEditLogRoller can keep printing "Swallowing exception" message
Date Tue, 03 Mar 2015 15:00:28 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7871?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14345179#comment-14345179
] 

Hudson commented on HDFS-7871:
------------------------------

FAILURE: Integrated in Hadoop-Mapreduce-trunk-Java8 #121 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Java8/121/])
HDFS-7871. NameNodeEditLogRoller can keep printing 'Swallowing exception' message. Contributed
by Jing Zhao. (jing9: rev b442aeec95abfa1c6f835a116dfe6e186b0d841d)
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java


> NameNodeEditLogRoller can keep printing "Swallowing exception" message
> ----------------------------------------------------------------------
>
>                 Key: HDFS-7871
>                 URL: https://issues.apache.org/jira/browse/HDFS-7871
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.3.0
>            Reporter: Jing Zhao
>            Assignee: Jing Zhao
>            Priority: Critical
>             Fix For: 2.7.0
>
>         Attachments: HDFS-7871.000.patch
>
>
> In one of our customer's cluster, we saw the NameNode kept printing out the following
error msg and thus got stuck for several minutes:
> {code}
> ERROR org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Swallowing exception in NameNodeEditLogRoller:
> java.lang.IllegalStateException: Bad state: BETWEEN_LOG_SEGMENTS
>         at com.google.common.base.Preconditions.checkState(Preconditions.java:172)
>         at org.apache.hadoop.hdfs.server.namenode.FSEditLog.getCurSegmentTxId(FSEditLog.java:493)
>         at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeEditLogRoller.run(FSNamesystem.java:4358)
>         at java.lang.Thread.run(Thread.java:745)
> {code}



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