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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