Smells like failure to execute chmod to me; make sure cygwin is on your path?
On 1 November 2011 01:38, Uma Maheswara Rao G 72686 <[email protected]>wrote: > 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 <[email protected]> > Date: Tuesday, November 1, 2011 1:19 pm > Subject: Re: under cygwin JUST tasktracker run by cyg_server user, > Permission denied ..... > To: [email protected] > > > 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<[email protected]> > > > Date: Tuesday, November 1, 2011 11:08 am > > > Subject: under cygwin JUST tasktracker run by cyg_server user, > > Permission denied ..... > > > To: [email protected] > > > > > >> 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. > > >> > > > > >
