The values are: #map tasks: 8 #reduce tasks: 10 Map task capacity:10 Reduce task capacity:10
On Tue, May 24, 2011 at 8:01 AM, Harsh J <ha...@cloudera.com> wrote: > How many tasks are present in your job? Do all tasktrackers carry this > configuration? What is the total reported slot capacity on the JT UI? > > On Mon, May 23, 2011 at 10:28 PM, Pedro Costa <psdc1...@gmail.com> wrote: >> I think I've to rephrase the question. >> >> I set the "mapred.tasktracker.map.tasks.maximum" to 8, hoping that it >> will run 8*10 map tasks in the whole cluster. But, it only run 8 tasks >> simultaneously. Why this is happens? >> >> On Mon, May 23, 2011 at 5:45 PM, Pedro Costa <psdc1...@gmail.com> wrote: >>> Hi, >>> >>> I'm running hadoop map-reduce in a cluster with 10 machines. I would >>> like to set in the configuration that each tasktracker can run 8 map >>> tasks simultaneously and 4 reduce tasks simultaneously. Which >>> parameters should I configure? >>> >>> Thanks, >>> PSC >>> >> > > > > -- > Harsh J > -- --------------------------- Pedro Sá da Costa @: pco...@lasige.di.fc.ul.pt @: psdc1...@gmail.com