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Hadoop, mail # user - Hadoop + cygwin


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Re: Hadoop + cygwin
Masoud 2011-11-02, 07:29
Hi,
I configured hadoop + cygwin on windows 7 as development station, when i
run start-all.sh
all daemons run excepting tasktracker ===>

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)

what do you think????

thanks
BR

On 11/01/2011 08:12 PM, Rita wrote:
> Why ?
>
> The beauty of hadoop is its OS agnostic. What is your native operating
> system? I am sure you have a version of JDK and JRE running there.
>
>
> On Tue, Nov 1, 2011 at 4:53 AM, Masoud<[EMAIL PROTECTED]>  wrote:
>
>> Hi
>>
>> Anybody ran hadoop on cygwin for development purpose???
>> Did you have any problem in running tasktracker?
>>
>> Thanks
>>
>
>