and I'm using version 2.7.0 !
On Wed, May 14, 2008 at 4:16 PM, Davi Vercillo C. Garcia
<[EMAIL PROTECTED]> wrote:
> Hi again...
>
> One more information: when I access another node on PVFS2 directory to
> see the file "teste.txt", this error occurred:
>
> [EMAIL PROTECTED]:/mnt/pvfs2/davivercillo$ ls
> helloMPI helloMPI.qsub teste.txt
> [EMAIL PROTECTED]:/mnt/pvfs2/davivercillo$ ls -l
> Segmentation Fault
>
> On Wed, May 14, 2008 at 4:13 PM, Davi Vercillo C. Garcia
> <[EMAIL PROTECTED]> wrote:
>> Hi,
>>
>> Sorry by the multiples messages. I rewrote my program and executed it
>> again. This time a weird error ocurred. My program create the file
>> "teste.txt" but with these permissions:
>>
>> [EMAIL PROTECTED]:/mnt/pvfs2/davivercillo$ ls -l
>> total 16
>> -rwxr-xr-x 1 davivercillo users 8674 2008-05-14 16:02 helloMPI
>> -rw-r--r-- 1 davivercillo users 112 2008-05-14 16:02 helloMPI.qsub
>> ?--------- ? ? ? ? ? teste.txt
>>
>> This time, my program is:
>>
>> #include <stdio.h>
>> #include <stdlib.h>
>> #include <string.h>
>> #include "mpi.h"
>>
>> int main(int argc, char** argv) {
>> int my_rank; /* Rank of process */
>> int p; /* Number of processes */
>> int source; /* Rank of sender */
>> int dest; /* Rank of receiver */
>> int tag = 50; /* Tag for messages */
>> char message[100]; /* Storage for the message */
>> MPI_Status status; /* Return status for receive */
>> MPI_Init(&argc, &argv);
>> MPI_Comm_rank(MPI_COMM_WORLD, &my_rank);
>> MPI_Comm_size(MPI_COMM_WORLD, &p);
>>
>> FILE *pfile;
>>
>> if (my_rank != 0) {
>> sprintf(message, "Greetings from process %d!", my_rank);
>> dest = 0;
>> MPI_Send(message, strlen(message)+1, MPI_CHAR, dest, tag,
>> MPI_COMM_WORLD);
>>
>> } else { /* my_rank == 0 */
>> for (source = 1 ; source < p ; source++) {
>> MPI_Recv(message, 100, MPI_CHAR, source, tag,
>> MPI_COMM_WORLD, &status);
>> pfile = fopen("teste.txt","a");
>> fprintf(pfile,"%s\n", message);
>> }
>>
>> fclose(pfile);
>> }
>>
>> MPI_Finalize();
>>
>> return 0;
>> }
>>
>> This program works fine on NFS.
>>
>> --
>> Davi Vercillo Carneiro Garcia
>>
>> Universidade Federal do Rio de Janeiro
>> Departamento de Ciência da Computação
>> DCC-IM/UFRJ - http://www.dcc.ufrj.br
>>
>> "Good things come to those who... wait." - Debian Project
>>
>> "A computer is like air conditioning: it becomes useless when you open
>> windows." - Linus Torvalds
>>
>> "Há duas coisas infinitas, o universo e a burrice humana. E eu estou
>> em dúvida quanto o primeiro." - Albert Einstein
>>
>
>
>
> --
> Davi Vercillo Carneiro Garcia
>
> Universidade Federal do Rio de Janeiro
> Departamento de Ciência da Computação
> DCC-IM/UFRJ - http://www.dcc.ufrj.br
>
> "Good things come to those who... wait." - Debian Project
>
> "A computer is like air conditioning: it becomes useless when you open
> windows." - Linus Torvalds
>
> "Há duas coisas infinitas, o universo e a burrice humana. E eu estou
> em dúvida quanto o primeiro." - Albert Einstein
>
--
Davi Vercillo Carneiro Garcia
Universidade Federal do Rio de Janeiro
Departamento de Ciência da Computação
DCC-IM/UFRJ - http://www.dcc.ufrj.br
"Good things come to those who... wait." - Debian Project
"A computer is like air conditioning: it becomes useless when you open
windows." - Linus Torvalds
"Há duas coisas infinitas, o universo e a burrice humana. E eu estou
em dúvida quanto o primeiro." - Albert Einstein
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