Difference between revisions of "MPI Certification Job template"
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==MPI Certification Job== | ==MPI Certification Job== | ||
Revision as of 11:53, 16 October 2012
MPI Certification Job
Examples of needed files:
- newmpi.jdl
JobType = "Normal"; CPUNumber = 2; Executable = "mpi-start-wrapper.sh"; Arguments = "hello MPICH"; StdOutput = "mpi-test.out"; StdError = "mpi-test.err"; InputSandbox = {"mpi-start-wrapper.sh","mpi-hooks.sh","hello.c"}; OutputSandbox = {"mpi-test.err","mpi-test.out"}; #Requirements = # Member("MPICH", other.GlueHostApplicationSoftwareRunTimeEnvironment) # && Member("OPENMPI", other.GlueHostApplicationSoftwareRunTimeEnvironment); #Requirements = other.GlueCEInfoLRMSType == "PBS" || other.GlueCEInfoLRMSType == "LSF"; Requirements = other.GlueCEInfoHostName == "unipa-ce-01.pa.pi2s2.it";
- hello.c
#include <stdio.h> #include <mpi.h> int main(int argc, char *argv[]) { int numprocs, rank, namelen; char processor_name[MPI_MAX_PROCESSOR_NAME]; MPI_Init(&argc, &argv); MPI_Comm_size(MPI_COMM_WORLD, &numprocs); MPI_Comm_rank(MPI_COMM_WORLD, &rank); MPI_Get_processor_name(processor_name, &namelen); printf("Process %d on %s out of %d\n", rank, processor_name, numprocs); MPI_Finalize(); }
- mpi-hooks.sh
#!/bin/sh # # This function will be called before the MPI executable is started. # You can, for example, compile the executable itself. # pre_run_hook () { # Compile the program. echo "Compiling ${I2G_MPI_APPLICATION} with `which mpicc`" # Actually compile the program. cmd="mpicc ${MPI_MPICC_OPTS} -o ${I2G_MPI_APPLICATION} ${I2G_MPI_APPLICATION}.c" echo $cmd $cmd if [ ! $? -eq 0 ]; then echo "Error compiling program. Exiting..." exit 1 fi # Everything's OK. echo "Successfully compiled ${I2G_MPI_APPLICATION}" return 0 } echo "zazzazzareo " hostname # # This function will be called before the MPI executable is finished. # A typical case for this is to upload the results to a storage element. # post_run_hook () { echo "Executing post hook." echo "Finished the post hook." return 0 }
- mpi-start-wrapper.sh
#!/bin/bash # Pull in the arguments. MY_EXECUTABLE=`pwd`/$1 MPI_FLAVOR=$2 # Convert flavor to lowercase for passing to mpi-start. MPI_FLAVOR_LOWER=`echo $MPI_FLAVOR | tr '[:upper:]' '[:lower:]'` # Pull out the correct paths for the requested flavor. eval MPI_PATH=`printenv MPI_${MPI_FLAVOR}_PATH` # Ensure the prefix is correctly set. Don't rely on the defaults. eval I2G_${MPI_FLAVOR}_PREFIX=$MPI_PATH export I2G_${MPI_FLAVOR}_PREFIX # Touch the executable. It exist must for the shared file system check. # If it does not, then mpi-start may try to distribute the executable # when it shouldn't. touch $MY_EXECUTABLE # Setup for mpi-start. export I2G_MPI_APPLICATION=$MY_EXECUTABLE export I2G_MPI_APPLICATION_ARGS= export I2G_MPI_TYPE=$MPI_FLAVOR_LOWER export I2G_MPI_PRE_RUN_HOOK=mpi-hooks.sh export I2G_MPI_POST_RUN_HOOK=mpi-hooks.sh # If these are set then you will get more debugging information. export I2G_MPI_START_VERBOSE=1 export I2G_MPI_START_DEBUG=1 export I2G_MPI_START_TRACE=1 # Invoke mpi-start. $I2G_MPI_START echo "Running on: $HOSTNAME" echo "*************************************" echo "ARCH=`arch`" echo "*************************************" echo "uname_out=`uname -a`" echo "*************************************" echo "mpicc_arch=`file /opt/mpich-1.2.7p1/bin/serv_p4`" echo "*************************************" echo "gcc_arch=$(file $(which gcc))" echo "*************************************" echo "infiniband=$(grep infiniband /proc/devices)" echo "*************************************" echo "cpu_info=`cat /proc/cpuinfo`" echo "*************************************" exit 0
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