Looks, that is permissions related issue on local dirs
There is an issue filed in mapred, related to this problem
https://issues.apache.org/jira/browse/MAPREDUCE-2921
Can you please provide permissions explicitely and try?
Regards,
Uma
----- Original Message -----
From: Masoud <mas...@agape.hanyang.ac.kr>
Date: Tuesday, November 1, 2011 1:19 pm
Subject: Re: under cygwin JUST tasktracker run by cyg_server user, Permission
denied .....
To: common-user@hadoop.apache.org
> Sure, ^^
>
> when I run {namenode -fromat} it makes dfs in c:/tmp/
> administrator_hadoop/....
> after that by running "start-all.sh" every thing is OK, all daemons
> run
> except tasktracker.
> My current user in administrator, but tacktracker runs by
> cyg_server
> user that made by cygwin in installation time;This is a part of log
> file:
> 2011-11-01 14:26:54,463 INFO org.apache.hadoop.mapred.TaskTracker:
> Starting tasktracker with owner as cyg_server
> 2011-11-01 14:26:54,463 INFO org.apache.hadoop.mapred.TaskTracker:
> Good
> mapred local directories are: /tmp/hadoop-cyg_server/mapred/local
> 2011-11-01 14:26:54,479 ERROR org.apache.hadoop.mapred.TaskTracker:
> Can
> not start task tracker because java.io.IOException: Failed to set
> permissions of path: \tmp\hadoop-cyg_server\mapred\local\ttprivate
> to 0700
> at
> org.apache.hadoop.fs.FileUtil.checkReturnValue(FileUtil.java:680)
> at org.apache.hadoop.fs.FileUtil.setPermission(FileUtil.java:653)
> at
> org.apache.hadoop.fs.RawLocalFileSystem.setPermission(RawLocalFileSystem.java:483)
> at
> org.apache.hadoop.fs.RawLocalFileSystem.mkdirs(RawLocalFileSystem.java:318)
> at
> org.apache.hadoop.fs.FilterFileSystem.mkdirs(FilterFileSystem.java:183)
> at
> org.apache.hadoop.mapred.TaskTracker.initialize(TaskTracker.java:741)
> at
> org.apache.hadoop.mapred.TaskTracker.<init>(TaskTracker.java:1463)
> at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:3611)
>
> 2011-11-01 14:26:54,479 INFO org.apache.hadoop.mapred.TaskTracker:
> SHUTDOWN_MSG:
> /************************************************************
>
>
> Thanks,
> BR.
>
> On 11/01/2011 04:33 PM, Uma Maheswara Rao G 72686 wrote:
> > Can you please give some trace?
> > ----- Original Message -----
> > From: Masoud<mas...@agape.hanyang.ac.kr>
> > Date: Tuesday, November 1, 2011 11:08 am
> > Subject: under cygwin JUST tasktracker run by cyg_server user,
> Permission denied .....
> > To: common-user@hadoop.apache.org
> >
> >> Hi
> >> I have problem in running hadoop under cygwin 1.7
> >> only tasktracker ran by cyg_server user and so make some problems,
> >> so any idea please???
> >>
> >> BS.
> >> Masoud.
> >>
>
>
