hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Inigo Goiri (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-11078) NPE in LazyPersistFileScrubber
Date Tue, 01 Nov 2016 02:01:04 GMT

    [ https://issues.apache.org/jira/browse/HDFS-11078?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15624048#comment-15624048
] 

Inigo Goiri commented on HDFS-11078:
------------------------------------

There are no other tests related to the scrubber from what I can tell.
I would ignore the addition of tests for this particular case.

> NPE in LazyPersistFileScrubber
> ------------------------------
>
>                 Key: HDFS-11078
>                 URL: https://issues.apache.org/jira/browse/HDFS-11078
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Inigo Goiri
>            Assignee: Inigo Goiri
>         Attachments: HDFS-11078.000.patch
>
>
> If a block is removed, it will be removed from the block map. When the clearCorruptLazyPersistFiles()
tries to delete the block, it may already be deleted and generate a null pointer exception.
> java.lang.NullPointerException
>                 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$LazyPersistFileScrubber.clearCorruptLazyPersistFiles(FSNamesystem.java:3820)
>                 at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$LazyPersistFileScrubber.run(FSNamesystem.java:3851)
>                 at java.lang.Thread.run(Thread.java:745)



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: hdfs-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-help@hadoop.apache.org


Mime
View raw message