And all the nodes have the same configuration. A job has 5000 map tasks.
On Tue, May 24, 2011 at 10:57 AM, Pedro Costa <psdc1...@gmail.com> wrote: > 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 >> > > >
