Dear George, Dear all, what are the other issues? Why did you put in selected_real_kind(15, 307) the number 307
Thanks again Diego On 8 January 2015 at 23:24, George Bosilca <bosi...@icl.utk.edu> wrote: > Diego, > > Please find below the corrected example. There were several issues but the > most important one, which is certainly the cause of the segfault, is that > "real(dp)" (with dp = selected_real_kind(p=16)) is NOT equal to > MPI_DOUBLE_RECISION. For double precision you should use 15 (and not 16). > > George. > > > On Thu, Jan 8, 2015 at 6:08 AM, Jeff Squyres (jsquyres) < > jsquy...@cisco.com> wrote: > >> There were still some minor errors left over in the attached program. >> >> I strongly encourage you to use "use mpi" instead of "include 'mpif.h'" >> because you will get compile time errors when you pass incorrect / forget >> to pass parameters to MPI subroutines. When I switched your program to >> "use mpi", here's what the compiler showed me: >> >> 1. the name "MPI" is reserved >> 2. need to pass displacements(1:nstruct+1) to mpi_type_create_struct >> 3. need to pass request(1) to mpi_isend >> 4. need to pass request(1) to mpi_wait >> 5. need to pass ierr argument to mpi_wait >> >> 1-4 are technically not correct, but the program would likely (usually) >> compile/run "correctly" anyway. 5 is probably what caused your segv. >> >> Attached is my copy of your program with fixes for the above-mentioned >> issues. >> >> BTW, I missed the beginning of this thread -- I assume that this is an >> artificial use of mpi_type_create_resized for the purposes of a small >> example. The specific use of it in this program appears to be superfluous. >> >> >> >> >> >> On Jan 8, 2015, at 4:26 AM, Gilles Gouaillardet < >> gilles.gouaillar...@iferc.org> wrote: >> >> > Diego, >> > >> > yes, it works for me (at least with the v1.8 head and gnu compilers) >> > >> > Cheers, >> > >> > Gilles >> > >> > On 2015/01/08 17:51, Diego Avesani wrote: >> >> Dear Gilles, >> >> thanks again, however it does not work. >> >> >> >> the program says: "SIGSEGV, segmentation fault occurred" >> >> >> >> Does the program run in your case? >> >> >> >> Thanks again >> >> >> >> >> >> >> >> Diego >> >> >> >> >> >> On 8 January 2015 at 03:02, Gilles Gouaillardet < >> >> >> >> gilles.gouaillar...@iferc.org >> >> > wrote: >> >> >> >> >> >>> Diego, >> >>> >> >>> my bad, i should have passed displacements(1) to >> MPI_Type_create_struct >> >>> >> >>> here is an updated version >> >>> >> >>> (note you have to use a REQUEST integer for MPI_Isend and MPI_Irecv, >> >>> and you also have to call MPI_Wait to ensure the requests complete) >> >>> >> >>> Cheers, >> >>> >> >>> Gilles >> >>> >> >>> >> >>> On 2015/01/08 8:23, Diego Avesani wrote: >> >>> >> >>> Dear Gilles, Dear all, >> >>> >> >>> I'm sorry to bother you again, but I have some problem with send and >> >>> receive the struct_data. >> >>> >> >>> I tried to send a MPI_Type_Create_Struct but I get a segmentation >> fault >> >>> occurred and I do not know why. The program is very simple, it is the >> old >> >>> one with the isend and irecv subroutines >> >>> >> >>> (you can find it in the attachment) >> >>> >> >>> Thanks again >> >>> >> >>> >> >>> Diego >> >>> >> >>> >> >>> On 5 January 2015 at 15:54, Diego Avesani >> >>> <diego.aves...@gmail.com> <diego.aves...@gmail.com> >> >>> wrote: >> >>> >> >>> >> >>> Dear Gilles, >> >>> >> >>> Thanks, Thanks a lot. >> >>> Now is more clear. >> >>> >> >>> Again, thanks a lot >> >>> >> >>> Diego >> >>> >> >>> >> >>> >> >>> >> >>> >> >>> _______________________________________________ >> >>> users mailing >> >>> listus...@open-mpi.org >> >>> >> >>> Subscription: >> >>> http://www.open-mpi.org/mailman/listinfo.cgi/users >> >>> >> >>> Link to this post: >> >>> http://www.open-mpi.org/community/lists/users/2015/01/26116.php >> >>> >> >>> >> >>> >> >>> >> >>> _______________________________________________ >> >>> users mailing list >> >>> >> >>> us...@open-mpi.org >> >>> >> >>> Subscription: >> >>> http://www.open-mpi.org/mailman/listinfo.cgi/users >> >>> >> >>> Link to this post: >> >>> >> >>> http://www.open-mpi.org/community/lists/users/2015/01/26118.php >> >>> >> >>> >> >>> >> >> >> >> >> >> _______________________________________________ >> >> users mailing list >> >> >> >> us...@open-mpi.org >> >> >> >> Subscription: >> >> http://www.open-mpi.org/mailman/listinfo.cgi/users >> >> >> >> Link to this post: >> >> http://www.open-mpi.org/community/lists/users/2015/01/26124.php >> > >> > _______________________________________________ >> > users mailing list >> > us...@open-mpi.org >> > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users >> > Link to this post: >> http://www.open-mpi.org/community/lists/users/2015/01/26126.php >> >> >> -- >> Jeff Squyres >> jsquy...@cisco.com >> For corporate legal information go to: >> http://www.cisco.com/web/about/doing_business/legal/cri/ >> >> >> _______________________________________________ >> users mailing list >> us...@open-mpi.org >> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users >> Link to this post: >> http://www.open-mpi.org/community/lists/users/2015/01/26127.php >> > > > _______________________________________________ > users mailing list > us...@open-mpi.org > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users > Link to this post: > http://www.open-mpi.org/community/lists/users/2015/01/26140.php >
