Datanode not starting

[M. Edward (Ed) Borasky]

P.S.: You're installing quite a few more packages than what's given on
the wiki - do all of those really need to be there?

On Wed, Dec 18, 2013 at 8:19 PM, M. Edward (Ed) Borasky <znmeb at znmeb.net> wrote:
> I did a search and found your blog post already. ;-) I did try
> formatting the namenode but it didn't help. I can try your process
> from scratch on another machine and see if that works. Has anyone else
> gone down this path? Yours was the only posting Google turned up.
>
> On Wed, Dec 18, 2013 at 7:04 PM, Tim St Clair <tstclair at redhat.com> wrote:
>> You may need to format 1st:
>> http://timothysc.github.io/blog/2013/09/14/hadoop-mapreduce/
>>
>>
>> ----- Original Message -----
>>> From: "M. Edward (Ed) Borasky" <znmeb at znmeb.net>
>>> To: bigdata at lists.fedoraproject.org
>>> Sent: Wednesday, December 18, 2013 7:01:46 PM
>>> Subject: Datanode not starting
>>>
>>> I've got a Fedora 20 system - just fresh installed and updated. I
>>> built a script following the instructions on the wiki:
>>>
>>> https://fedoraproject.org/wiki/Changes/Hadoop#How_To_Test
>>>
>>> The datanode is not starting:
>>>
>>> $ sudo systemctl start hadoop-namenode hadoop-datanode
>>> hadoop-nodemanager hadoop-resourcemanager
>>> Job for hadoop-datanode.service failed. See 'systemctl status
>>> hadoop-datanode.service' and 'journalctl -xn' for details.
>>> $ systemctl status -l hadoop-datanode.service
>>> hadoop-datanode.service - The Hadoop datanode daemon
>>>    Loaded: loaded (/usr/lib/systemd/system/hadoop-datanode.service; enabled)
>>>    Active: failed (Result: exit-code) since Wed 2013-12-18 16:34:51
>>> PST; 9min ago
>>>   Process: 1358 ExecStop=/usr/sbin/hadoop-daemon.sh stop datanode
>>> (code=exited, status=0/SUCCESS)
>>>   Process: 4240 ExecStart=/usr/sbin/hadoop-daemon.sh start datanode
>>> (code=exited, status=1/FAILURE)
>>>  Main PID: 1205 (code=exited, status=1/FAILURE)
>>>
>>> Dec 18 16:34:47 DreamCatcher hadoop-daemon.sh[4240]: starting
>>> datanode, logging to
>>> /var/log/hadoop-hdfs/hadoop-hdfs-datanode-DreamCatcher.out
>>> Dec 18 16:34:51 DreamCatcher systemd[1]: hadoop-datanode.service:
>>> control process exited, code=exited status=1
>>> Dec 18 16:34:51 DreamCatcher systemd[1]: Failed to start The Hadoop
>>> datanode daemon.
>>> Dec 18 16:34:51 DreamCatcher systemd[1]: Unit hadoop-datanode.service
>>> entered failed state.
>>>
>>>
>>>
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>>
>> --
>> Cheers,
>> Tim
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>
>
>
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>
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-- 
Twitter: http://twitter.com/znmeb; Computational Journalism Publishers Workbench
http://j.mp/CompJournBench/

Get out of the building - and don't come back till you have the order!