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From "Colin Patrick McCabe (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-9187) Fix null pointer error in Globber when FS was not constructed via FileSystem#createFileSystem
Date Tue, 13 Oct 2015 20:14:05 GMT

     [ https://issues.apache.org/jira/browse/HDFS-9187?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Colin Patrick McCabe updated HDFS-9187:
---------------------------------------
    Summary: Fix null pointer error in Globber when FS was not constructed via FileSystem#createFileSystem
 (was: Check if tracer is null before using it)

> Fix null pointer error in Globber when FS was not constructed via FileSystem#createFileSystem
> ---------------------------------------------------------------------------------------------
>
>                 Key: HDFS-9187
>                 URL: https://issues.apache.org/jira/browse/HDFS-9187
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: tracing
>    Affects Versions: 2.8.0
>            Reporter: stack
>            Assignee: Colin Patrick McCabe
>         Attachments: HDFS-9187.001.patch, HDFS-9187.002.patch
>
>
> Saw this where an hbase that has not been updated to htrace-4.0.1 was trying to start:
> {code}
> Oct 1, 5:12:11.861 AM FATAL org.apache.hadoop.hbase.master.HMaster
> Failed to become active master
> java.lang.NullPointerException
> at org.apache.hadoop.fs.Globber.glob(Globber.java:145)
> at org.apache.hadoop.fs.FileSystem.globStatus(FileSystem.java:1634)
> at org.apache.hadoop.hbase.util.FSUtils.getTableDirs(FSUtils.java:1372)
> at org.apache.hadoop.hbase.util.FSTableDescriptors.getAll(FSTableDescriptors.java:206)
> at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:619)
> at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
> at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1481)
> at java.lang.Thread.run(Thread.java:745)
> {code}



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