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From "Ravi Shankar \(Google\)" <ravishankar.n...@gmail.com>
Subject Re: Initial Execution Issue
Date Mon, 09 Jun 2008 20:28:37 GMT
Hi Steve,

Thanks for reply. whoami gives me

Ravi Shankar

How can I make it a single word?  Because this name is from installation of 
my windows

Thanks and regards,
Ravi
----- Original Message ----- 
From: "Steve Loughran" <stevel@apache.org>
To: <core-user@hadoop.apache.org>
Sent: Monday, June 09, 2008 6:42 PM
Subject: Re: Initial Execution Issue


> Ravi Shankar (Google) wrote:
>> Dear all,
>>
>> I am a newbie started using Haddop yesterday.
>>  I am having WIndows XP, and following is the output of grep program, 
>> which I had exceuted exactly after following instructions in QuickStart 
>> guide:-
>>
>> $ bin/hadoop jar hadoop-0.17.0-examples.jar grp input output 'dfs[a-z.]+'
>> cygpath: cannot create short name of C:\cygwin\home\hadoop-0.17.0\logs
>> 08/06/09 05:10:33 WARN fs.FileSystem: uri=file:///
>> javax.security.auth.login.LoginException: Login failed: Expect one token 
>> as the
>> result of whoami: Ravi Shankar
>>         at 
>> org.apache.hadoop.security.UnixUserGroupInformation.login(UnixUserGro
>> upInformation.java:250)
>>         at 
>> org.apache.hadoop.security.UnixUserGroupInformation.login(UnixUserGro
>> upInformation.java:275)
>>         at 
>> org.apache.hadoop.security.UnixUserGroupInformation.login(UnixUserGro
>> upInformation.java:257)
>>         at 
>> org.apache.hadoop.security.UserGroupInformation.login(UserGroupInform
>> ation.java:67)
>>         at 
>> org.apache.hadoop.fs.FileSystem$Cache$Key.<init>(FileSystem.java:1353
>> )
>>         at 
>> org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1289)
>>         at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:203)
>>
>>
>
> Its trying to work out who you are, which is normally a short user name:
>
> > whoami
> stevel
>
>
> I think the spaces in there are breaking it. What is the result of whoami 
> on your machine?
>
> -steve 


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