[mpich-discuss] mpe error

[Anthony Chan]

When you link with -mpe=mpilog, you don't need -lmpe flag.
MPE generates trace file for each process and merges them during
MPI_Finalize.  Can you post your program here if it isn't too big?

A.Chan

----- Original Message -----
> Hi,
> 
> Thanks for the replies! To clarify, my program seems to work when I
> compile and run the program without MPE.
> But as soon as I add the "-mpe=mpilog" and the "-lmpe" flag, I get the
> error message.
> What does "merging" mean?
> 
> Thanks!
> 
> Peter
> 
> >  Backtrace shows that merging failed. Would you be able to run
> >  the same program without MPE ?
> >
> >  A.Chan
> >
> >  ----- Original Message -----
> >  >  Hi,
> >  >
> >  >  I'm a newbie to mpi, and i've managed to compile, link and run
> >  >  my
> >  >  program under mpich2-1.3.2p1
> >  >  without any problems. However, when i do the same, but using the
> >  >  "-mpe=mpilog" option, the following
> >  >  error is produced:
> >  >
> >  >  Writing logfile....
> >  >  Enabling the Default clock synchronization...
> >  >  clog_commset.c:CLOG_CommSet_sync_IDs() -
> >  >  The parent CLOG_CommSet_t does not contain 0-th GID
> >  >  1188451318-1305386600.768476-degas.como.group in the
> >  >  child_table[]/nclog_commset.c:CLOG_CommSet_merge() -
> >  >  CLOG_CommSet_sync_IDs() fails!
> >  >  Backtrace of the callstack at rank 2:
> >  >  At [0]:
> >  >  LINUXlib/mpsimpleprog_vienna(CLOG_Util_abort+0x73)[0x6e2377]
> >  >  At [1]:
> >  >  LINUXlib/mpsimpleprog_vienna(CLOG_CommSet_merge+0x2d2)[0x6dec1f]
> >  >  At [2]:
> >  >  LINUXlib/mpsimpleprog_vienna(CLOG_Merger_sort+0x1d)[0x6e9c44]
> >  >  At [3]:
> >  >  LINUXlib/mpsimpleprog_vienna(CLOG_Converge_sort+0x20)[0x6e631e]
> >  >  At [4]:
> >  >  LINUXlib/mpsimpleprog_vienna(MPE_Finish_log+0x114)[0x6e2144]
> >  >  At [5]:
> >  >  LINUXlib/mpsimpleprog_vienna(MPI_Finalize+0x58c)[0x6b228a]
> >  >  At [6]:
> >  >
> >  LINUXlib/mpsimpleprog_vienna(_ZN5boost3mpi11environmentD1Ev+0x63)[0x69dc53]
> >  >  At [7]: LINUXlib/mpsimpleprog_vienna(main+0x56e)[0x5909d6]
> >  >  At [8]: /lib64/libc.so.6(__libc_start_main+0xe6)[0x3e4c21e576]
> >  >  At [9]: LINUXlib/mpsimpleprog_vienna[0x58fca9]
> >  >  application called MPI_Abort(MPI_COMM_WORLD, 1) - process 2
> >  >  [mpiexec at degas.como.group] ONE OF THE PROCESSES TERMINATED
> >  >  BADLY:
> >  >  CLEANING UP
> >  >  APPLICATION TERMINATED WITH THE EXIT STRING: Terminated (signal
> >  >  15)
> >  >
> >  >  Please help!
> >  >
> >  >  Thanks,
> >  >
> >  >  Peter
> >  >
> >  >  _______________________________________________
> >  >  mpich-discuss mailing list
> >  >  mpich-discuss at mcs.anl.gov
> >  >  https://lists.mcs.anl.gov/mailman/listinfo/mpich-discuss
> 
> 
> --
> --------------------------------------------------------------------------
> Peter Man University of Cambridge,
> Department of Chemical Engineering
> and Biotechnology,
> Tel. +44 (0)1223 334786 Pembroke Street,
> Fax. +44 (0)1223 334796 Cambridge CB2 3RA, UK
> 
> email: mailto:plwm2 at cam.ac.uk
> mailto:plwm2 at cantab.net
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