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Posted to common-user@hadoop.apache.org by Sharad Agarwal <sh...@yahoo-inc.com> on 2009/04/17 08:56:52 UTC
Re: Sometimes no map tasks are run - X are complete and N-X are pending, none running
> The last map task is forrever in the pending queue - is this is issue my
> setup/config or do others have the problem?
Do you mean the left over maps are not at all scheduled ? What do you see in jobtracker logs ?
Re: Sometimes no map tasks are run - X are complete and N-X are
pending, none running
Posted by Saptarshi Guha <sa...@gmail.com>.
I forgot to examine logs, I will next time it happens.
Thank you
BW, no maps are running. Only few are pending and the rest are complete.
Saptarshi Guha
On Fri, Apr 17, 2009 at 3:06 AM, Jothi Padmanabhan <jo...@yahoo-inc.com>wrote:
>
>
> On 4/17/09 12:26 PM, "Sharad Agarwal" <sh...@yahoo-inc.com> wrote:
>
> >
> >
> >> The last map task is forrever in the pending queue - is this is issue my
> >> setup/config or do others have the problem?
> > Do you mean the left over maps are not at all scheduled ? What do you see
> in
> > jobtracker logs ?
>
> Also in the JT UI, please check on how many maps are marked as running,
> when
> this map is still pending?
>
>
Re: Sometimes no map tasks are run - X are complete and N-X are
pending, none running
Posted by Jothi Padmanabhan <jo...@yahoo-inc.com>.
On 4/17/09 12:26 PM, "Sharad Agarwal" <sh...@yahoo-inc.com> wrote:
>
>
>> The last map task is forrever in the pending queue - is this is issue my
>> setup/config or do others have the problem?
> Do you mean the left over maps are not at all scheduled ? What do you see in
> jobtracker logs ?
Also in the JT UI, please check on how many maps are marked as running, when
this map is still pending?