hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Chris Mawata <chris.maw...@gmail.com>
Subject Re: IOException when using "dfs -put"
Date Fri, 04 Apr 2014 23:08:43 GMT
How many machines do you have? This could be because you re - formatted the
Name Node and the versions are not matching. Your Data Mode would then be
rejected by the Name Node.
Chris
On Apr 4, 2014 2:58 PM, "Jitendra Yadav" <jeetuyadav200890@gmail.com> wrote:

> Use jps and check what all processes are running, is this a single node
> cluster?
>
>
> On Fri, Apr 4, 2014 at 11:54 AM, Mahmood Naderan <nt_mahmood@yahoo.com>wrote:
>
>> Strange! See the output
>>
>> $ ./search/bin/hadoop namenode -format
>> Re-format filesystem in /data/mahmood/nutch-test/filesystem/name ? (Y or
>> N) Y
>>
>> $ ./search/bin/start-all.sh
>> starting namenode, logging to
>> /data/mahmood/nutch-test/search/logs/hadoop-mahmood-namenode-orca.out
>> localhost: starting datanode, logging to
>> /data/mahmood/nutch-test/search/logs/hadoop-mahmood-datanode-orca.out
>> localhost: starting secondarynamenode, logging to
>> /data/mahmood/nutch-test/search/logs/hadoop-mahmood-secondarynamenode-orca.out
>> starting jobtracker, logging to
>> /data/mahmood/nutch-test/search/logs/hadoop-mahmood-jobtracker-orca.out
>> localhost: starting tasktracker, logging to
>> /data/mahmood/nutch-test/search/logs/hadoop-mahmood-tasktracker-orca.out
>>
>>
>> $ ./search/bin/hadoop dfsadmin -report
>> Configured Capacity: 0 (0 KB)
>> Present Capacity: 0 (0 KB)
>> DFS Remaining: 0 (0 KB)
>> DFS Used: 0 (0 KB)
>> DFS Used%: �%
>> Under replicated blocks: 0
>> Blocks with corrupt replicas: 0
>> Missing blocks: 0
>>
>> -------------------------------------------------
>> Datanodes available: 0 (0 total, 0 dead)
>>
>>
>> Regards,
>> Mahmood
>>   On Friday, April 4, 2014 11:09 PM, Jitendra Yadav <
>> jeetuyadav200890@gmail.com> wrote:
>>   Yes, run that command and check whether you have any live datanode.
>>
>> Thanks
>> jitendra
>>
>>
>> On Fri, Apr 4, 2014 at 11:35 AM, Mahmood Naderan <nt_mahmood@yahoo.com>wrote:
>>
>> Jitendra,
>> For the first part, can explain how?
>> For the second part, do you mean "hadoop dfsadmin -report"?
>>
>> Regards,
>> Mahmood
>>
>>
>>   On Friday, April 4, 2014 9:44 PM, Jitendra Yadav <
>> jeetuyadav200890@gmail.com> wrote:
>>  >Can you check total running datanodes in your cluster and also
>> free hdfs  space?
>> >
>> >
>> >Thanks
>> >Jitendra
>>
>>
>>
>>
>>
>>
>>
>>
>

Mime
View raw message