it wont disply any thing on console. If you get any error while exceuting the command, then only it will disply on console. In your case it might executed successfully. Still you are facing same problem with TT startup?
Regards, Uma ----- Original Message ----- From: Masoud <mas...@agape.hanyang.ac.kr> Date: Thursday, November 3, 2011 7:02 am Subject: Re: under cygwin JUST tasktracker run by cyg_server user, Permission denied ..... To: common-user@hadoop.apache.org > Hi, > thanks for info, i checked that report, seems same with mine but > no > specific solution mentioned. > Yes, i changed this folder permission via cygwin,NO RESULT. > Im really confused. ... > > any idea please ...? > > Thanks, > B.S > > > On 11/01/2011 05:38 PM, Uma Maheswara Rao G 72686 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<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. > >>>> > >> > >
