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From stephen mulcahy <stephen.mulc...@deri.org>
Subject Re: hadoop 0.20.205.0 multi-user cluster
Date Wed, 16 Nov 2011 14:15:14 GMT
On 16/11/11 14:07, stephen mulcahy wrote:
> On 14/11/11 20:46, Raj V wrote:
>> Hi Stephen
>>
>> THis is probably happening during jobtracker start. Can you provide
>> any relevant logs from the task tracker log fiile?
>
> You are correct, there is even a helpful message
>
> 2011-11-16 15:05:58,076 WARN org.apache.hadoop.mapred.JobTracker:
> Incorrect permissions on hdfs://testXXXX/hadoop/mapred/system. Setting
> it to rwx------
>
> Is there a reason for this policy? And how does that fit with multi-user
> hadoop?

Seems to have been introduced in 
https://issues.apache.org/jira/browse/MAPREDUCE-2219 .

-stephen

-- 
Stephen Mulcahy, DI2, Digital Enterprise Research Institute,
NUI Galway, IDA Business Park, Lower Dangan, Galway, Ireland
http://di2.deri.ie    http://webstar.deri.ie    http://sindice.com

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