Re: Questions about RMContainerAllocator

2015-04-11 Thread
.gv > > MapReduce.png; > > HTH > Ravi > > On 04/08/15 23:56, 杨浩 wrote: > > Hi > > I'm doing some research on MRv2. It would be very helpful for you to > > answer this question. > > > > As RMContainerAllocator allocates resource for MRv2 job. T

Questions about RMContainerAllocator

2015-04-08 Thread
Hi I'm doing some research on MRv2. It would be very helpful for you to answer this question. As RMContainerAllocator allocates resource for MRv2 job. The state of task is pending, scheduled, assigned, completed. When task transfers from assigned to completed queue? I think when NM tells RM that

Re: reduce task's priority is higher than map task

2015-03-13 Thread
can any one help answer this question 2015-03-12 20:42 GMT+08:00 杨浩 : > Can some one explain about why reduce task's priority is higher than map > task? >