Hi Harsh,

          Thanks for the reply. I realized that the property you mentioned
was missing in my mapred-site.xml.
I added the entry and it works just fine.

Was my assumption that "*hadoop.tasklog.logsRetainHours " *in
log4j.properties will do the same wrong? What is this property for in that
case?

Regards,
Sahana




On Wed, Dec 7, 2011 at 2:28 PM, Harsh J <ha...@cloudera.com> wrote:

> Sahana,
>
> IIRC, "mapred.userlog.retain.hours" (24h default) controls this in my
> environment and it seems to work fine on my cluster. Are you sure you
> have tasklogs older than 24h lying around? It might even be a bug that
> may have been fixed in the subsequent 0.20 releases that went out
> recently.
>
> On Wed, Dec 7, 2011 at 1:53 PM, Sahana Bhat <sana.b...@gmail.com> wrote:
> > Hi,
> >
> >         We use Hadoop 0.20.2 version.The log4j.properties file has a
> > property hadoop.tasklog.logsRetainHours (mentioned as 24 hours by
> > default) which we have set to 12.Despite this property being set we still
> > have old userlogs in the system.Any idea why the attempt directories
> (that
> > have the syserr/sysout files) have not been cleaned up? Are we missing
> any
> > other configuration?
> >
> > Any help on this topic would be great.
> >
> > Regards,
> > Sahana
>
>
>
> --
> Harsh J
>

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