Re: [OMPI users] mpi_allgatherv

2013-09-03 Thread George Bosilca
On Sep 1, 2013, at 23:36 , Huangwei wrote: > Hi George, > > Thank you for your reply. Please see below. > best regards, > Huangwei > > > > > On 1 September 2013 22:03, George Bosilca wrote: > > On Aug 31, 2013, at 14:56 , Huangwei wrote: > >> Hi All, >> >> I would like to send an a

Re: [OMPI users] mpi_allgatherv

2013-09-01 Thread Huangwei
Hi George, Thank you for your reply. Please see below. best regards, Huangwei On 1 September 2013 22:03, George Bosilca wrote: > > On Aug 31, 2013, at 14:56 , Huangwei wrote: > > Hi All, > > I would like to send an array A, which has different dimensions in the > processors. Then the root r

Re: [OMPI users] mpi_allgatherv

2013-09-01 Thread George Bosilca
On Aug 31, 2013, at 14:56 , Huangwei wrote: > Hi All, > > I would like to send an array A, which has different dimensions in the > processors. Then the root receive these As and puts them into another array > globA. I know MPI_allgatherv can do this. However, there are still some > implemen

[OMPI users] mpi_allgatherv

2013-08-31 Thread Huangwei
Hi All, I would like to send an array A, which has different dimensions in the processors. Then the root receive these As and puts them into another array globA. I know MPI_allgatherv can do this. However, there are still some implementation issues that are not very clear for me. Thank you very mu

[OMPI users] MPI_Allgatherv error for relative large data on distributed machine, same machine is ok. Narrow down the prob.

2013-06-24 Thread ryan He
Dear All, I meet a strange problem using MPI_Allgatherv when the send buf size becomes bigger but not that big. The following simple testing code of MPI_Allgatherv runs fine when I use processors on same machine. However, when I use processors on different machine, I see following problems on