-Re: specify Mapred tasks and slots
Shekhar Sharma 2013-08-08, 02:28
use mapred.tasktracker.reduce.tasks in mapred-site.xml
the default value is 2...Which means that on this task tracker it will not
run more than 2 reducer tasks at any given point of time..
Som Shekhar Sharma
On Thu, Aug 8, 2013 at 7:19 AM, Azuryy Yu <[EMAIL PROTECTED]> wrote:
> Hi Dears,
> Can I specify how many slots to use for reduce?
> I know we can specify reduces tasks, but is there one task occupy one slot?
> it it possible that one tak occupy more than one slot in Hadoop-1.1.2.