

Re: Fair Scheduler is not Fair why?
have you enabled task preemption?
Best,  Nan Zhu School of Computer Science, McGill University On Wednesday, 16 January, 2013 at 10:45 AM, Justin Workman wrote: > Looks like weight for both pools is equal and all map slots are used. Therefore I don't believe anyone has priority for the next slots. Try setting research weight to 2. This should allow research to take slots as tech released them. > > Sent from my iPhone > > On Jan 16, 2013, at 8:26 AM, Dhanasekaran Anbalagan <[EMAIL PROTECTED] (mailto:[EMAIL PROTECTED])> wrote: > > > HI Guys > > > > We configured fair scheduler with cdh4, Fair scheduler not work properly. > > Map Task Capacity = 1380 > > Reduce Task Capacity = 720 > > > > We create two users tech and research, we configured equal weight 1 But, I stared job in research user mapper will not allocated why? > > please guide me guys. > > > > <?xml version="1.0"?> > > <allocations> > > <pool name="tech"> > > <minMaps>5</minMaps> > > <minReduces>5</minReduces> > > <maxRunningJobs>30</maxRunningJobs> > > <weight>1.0</weight> > > </pool> > > <pool name="research"> > > <minMaps>5</minMaps> > > <minReduces>5</minReduces> > > <maxRunningJobs>30</maxRunningJobs> > > <weight>1.0</weight> > > </pool> > > </allocations> > > > > Note: we have tested with Hadoop Stream job. > > > > Fair Scheduler Administration > > Pools > > Pool > > Running Jobs > > Map Tasks > > Reduce Tasks > > Scheduling Mode > > > > Min Share > > Max Share > > Running > > Fair Share > > Min Share > > Max Share > > Running > > Fair Share > > > > research > > 1 > > 5 > >  > > 90 > > 690.0 > > 5 > >  > > 0 > > 0.0 > > FAIR > > > > tech > > 3 > > 5 > >  > > 1266 > > 690.0 > > 5 > >  > > 24 > > 24.0 > > FAIR > > > > default > > 0 > > 0 > >  > > 0 > > 0.0 > > 0 > >  > > 0 > > 0.0 > > FAIR > > > > > > > > Running Jobs > > Submitted > > JobID > > User > > Name > > Pool > > Priority > > Map Tasks > > Reduce Tasks > > > > Finished > > Running > > Fair Share > > Weight > > Finished > > Running > > Fair Share > > Weight > > > > Jan 16, 08:51 > > job_201301071639_2118 (http://172.16.30.122:50030/jobdetails.jsp?jobid=job_201301071639_2118) > > tech > > streamjob5335328828469969152.jar > > > > > > 30466 / 53724 > > 583 > > 313.5 > > 1.0 > > 0 / 24 > > 0 > > 0.0 > > 1.0 > > > > Jan 16, 09:56 > > job_201301071639_2147 (http://172.16.30.122:50030/jobdetails.jsp?jobid=job_201301071639_2147) > > research > > streamjob8832181817213433660.jar > > > > > > 4175 / 9581 > > 90 > > 690.0 > > 1.0 > > 0 / 24 > > 0 > > 0.0 > > 1.0 > > > > Jan 16, 10:01 > > job_201301071639_2148 (http://172.16.30.122:50030/jobdetails.jsp?jobid=job_201301071639_2148) > > tech > > streamjob8773848575543653055.jar > > > > > > 1842 / 15484 > > 620 > > 313.5 > > 1.0 > > 0 / 24 > > 0 > > 0.0 > > 1.0 > > > > Jan 16, 10:08 > > job_201301071639_2155 (http://172.16.30.122:50030/jobdetails.jsp?jobid=job_201301071639_2155) > > tech > > counterfactualsimprod.eagleEagleDepthSignalDisabledprod.eagle > > > > > > 387 / 450 > > 63 > > 63.0 > > 1.0 > > 0 / 24 > > 24 > > 24.0 > > 1.0 > > > > > > > > > > > > > >  > > > > > > 
