Hi Ralph,
do you really mean "MUMPS finalize"? I don't think it has much relation with this behavior? Anyway, I'm just a mumps user. I have to ask mumps developers about what MUMPS initailize and finalize does. Regartds, tmishima > Out of curiosity, what does MUMPS finalize do? Does it send a message or do a barrier operation? > > > On Oct 25, 2012, at 5:53 PM, tmish...@jcity.maeda.co.jp wrote: > > > > > > > Hi, > > > > I find that system CPU time of openmpi-1.7rc1 is quite different with > > that of openmpi-1.6.2 as shown in the attached ganglia display. > > > > About 2 years ago, I reported a similar behavior of openmpi-1.4.3. > > The testing method is what I used at that time. > > (please see my post entitled "SYSTEM CPU with OpenMPI 1.4.3") > > > > Is this due to a pre-released version's check routine or does > > something go wrong? > > > > Best regards, > > Tetsuya Mishima > > > > ------------------ > > Testing program: > > INCLUDE 'mpif.h' > > INCLUDE 'dmumps_struc.h' > > TYPE (DMUMPS_STRUC) MUMPS_PAR > > c > > MUMPS_PAR%COMM = MPI_COMM_WORLD > > MUMPS_PAR%SYM = 1 > > MUMPS_PAR%PAR = 1 > > MUMPS_PAR%JOB = -1 ! INITIALIZE MUMPS > > CALL MPI_INIT(IERR) > > CALL DMUMPS(MUMPS_PAR) > > c > > CALL MPI_COMM_RANK( MPI_COMM_WORLD, MYID, IERR ) > > IF ( MYID .EQ. 0 ) CALL SLEEP(180) ! WAIT 180 SEC. > > c > > MUMPS_PAR%JOB = -2 ! FINALIZE MUMPS > > CALL DMUMPS(MUMPS_PAR) > > CALL MPI_FINALIZE(IERR) > > c > > END > > ( This does nothing but just calls intialize & finalize > > routine of MUMPS & MPI) > > > > command line : mpirun -host node03 -np 16 ./testrun > > > > (See attached file: openmpi17rc1-cmp.bmp)<openmpi17rc1-cmp.bmp>_______________________________________________ > > users mailing list > > us...@open-mpi.org > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users >
