-Re: reg max map task config
Jean-Marc Spaggiari 2013-01-28, 12:34
Is there a recommanded way to configure this value? I think I read
something like 0.7 x cores but I'm not 100% sure...
2013/1/28, Manoj Babu <[EMAIL PROTECTED]>:
> Thank you Harsh.
> On Mon, Jan 28, 2013 at 10:50 AM, Harsh J <[EMAIL PROTECTED]> wrote:
>> As noted on
>> and by its own name, the config 'mapred.tasktracker.map.tasks.maximum'
>> applies to a TaskTracker daemon and therefore needs to be applied to
>> its local mapred-site.xml and has to be restarted to take new values
>> into effect.
>> On Mon, Jan 28, 2013 at 10:36 AM, Manoj Babu <[EMAIL PROTECTED]> wrote:
>> > Hi All,
>> > I am trying to override the value of
>> mapred.tasktracker.map.tasks.maximum in
>> > mapred-site.xml through my job configuration object will it reflect in
>> > corresponding task trackers?
>> > or do i have to change it in mapred-site.xml following a restart for
>> > the
>> > changes to apply?
>> > Thanks in advance.
>> > Cheers!
>> > Manoj.
>> Harsh J