Blame examples/developers/crashtest.c

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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
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/*
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 *  (C) 2001 by Argonne National Laboratory.
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 *      See COPYRIGHT in top-level directory.
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 */
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#include "mpi.h"
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#include <stdio.h>
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#define STEPSIZE 10000000
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int main(int argc, char *argv[])
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{
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    int numprocs, myid, i;
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    int  namelen;
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    char processor_name[MPI_MAX_PROCESSOR_NAME];
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    MPI_Init(&argc,&argv);
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    MPI_Comm_size(MPI_COMM_WORLD,&numprocs);
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    MPI_Comm_rank(MPI_COMM_WORLD,&myid);
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    MPI_Get_processor_name(processor_name,&namelen);
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    fprintf(stdout,"Process %d of %d on %s\n",
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	    myid, numprocs, processor_name);
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    for ( i = 0 ; ; i++ ) {
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	if ( i % STEPSIZE == 0 ) {
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            printf( "i=%d\n", i/STEPSIZE );
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	    fflush(stdout);
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	}
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	if ( ( myid == 2 ) && ( i/STEPSIZE > 5 )) {
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	    printf( "rank 2 crashing\n" );
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	    fflush(stdout);
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	    exit( -5 );
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	}
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    }
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    MPI_Finalize();
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    return 0;
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}