Re: [OMPI users] A problem with 'mpiexec -launch-agent'

2010-06-14 Thread Ralph Castain
It isn't our intention either - still looking at this to see what is going on. On Jun 14, 2010, at 6:24 PM, Terry Frankcombe wrote: > On Tue, 2010-06-15 at 00:13 +0200, Reuti wrote: >> Hi, >> >> Am 13.06.2010 um 09:02 schrieb Zhang Linbo: >> >>> Hi, >>> >>> I'm new to OpenMPI and have

Re: [OMPI users] A problem with 'mpiexec -launch-agent'

2010-06-14 Thread Terry Frankcombe
On Tue, 2010-06-15 at 00:13 +0200, Reuti wrote: > Hi, > > Am 13.06.2010 um 09:02 schrieb Zhang Linbo: > > > Hi, > > > > I'm new to OpenMPI and have encountered a problem with mpiexec. > > > > Since I need to set up the execution environment for OpenMPI programs > > on the execution nodes, I use

Re: [OMPI users] A problem with 'mpiexec -launch-agent'

2010-06-14 Thread Reuti
Am 15.06.2010 um 00:26 schrieb Ralph Castain: Jeff and I are taking a look at the logic in that code now - I know we thought we understood it back when we wrote it, but somehow it just doesn't look right any more... To avoid confusion: I meant "orted_prefix" below which holds the name of

Re: [OMPI users] A problem with 'mpiexec -launch-agent'

2010-06-14 Thread Ralph Castain
Jeff and I are taking a look at the logic in that code now - I know we thought we understood it back when we wrote it, but somehow it just doesn't look right any more... On Jun 14, 2010, at 4:13 PM, Reuti wrote: > Hi, > > Am 13.06.2010 um 09:02 schrieb Zhang Linbo: > >> Hi, >> >> I'm new

Re: [OMPI users] A problem with 'mpiexec -launch-agent'

2010-06-14 Thread Reuti
Hi, Am 13.06.2010 um 09:02 schrieb Zhang Linbo: Hi, I'm new to OpenMPI and have encountered a problem with mpiexec. Since I need to set up the execution environment for OpenMPI programs on the execution nodes, I use the following command line to launch an OMPI program: mpiexec

[OMPI users] How to checkpoint atomic function in OpenMPI

2010-06-14 Thread Nguyen Toan
Hi all, I have a MPI program as follows: --- int main(){ MPI_Init(); .. for (i=0; i<1; i++) { my_atomic_func(); } ... MPI_Finalize(); return 0; } The runtime of this program mainly involves in running the loop and

Re: [OMPI users] ompi-restart failed

2010-06-14 Thread Nguyen Toan
Hi all, I finally figured out the answer. I just put the parameter "-machinefile host" in the "ompi-restart" command and it restarted correctly. So is it unable to restart multi-threaded application on 1 node in OpenMPI? Nguyen Toan On Tue, Jun 8, 2010 at 12:07 AM, Nguyen Toan