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From: Abraham (freexavi_at_[hidden])
Date: 2008-01-22 20:45:35


Hi All,

I am having a run-time problem . I've got my application successfully run on one processer
;however ; when I tried to run it on multiple processer, an error message was returned at the end
of rsl.out.0000 file which is the output details on the node 0 . This error can be seen below:
 
> MPI_Reduce: invalid operation: Invalid argument (rank 0, MPI_COMM_WORLD)
> Rank (0, MPI_COMM_WORLD): Call stack within LAM:
> Rank (0, MPI_COMM_WORLD): - MPI_Reduce()
> Rank (0, MPI_COMM_WORLD): - main()

laminfo:

 LAM/MPI: 7.1.1
 Prefix: /usr/local/lam-7.1.1-pgi
 rchitecture: x86_64-unknown-linux-gnu
 Configured by: root
 Configured on: Fri Jan 14 16:39:09 EST 2005
 Configure host: matrix
 Memory manager: ptmalloc2
 C bindings: yes
 C++ bindings: yes
 Fortran bindings: yes
 C compiler: pgcc
 C++ compiler: pgCC
 Fortran compiler: pgf90
 Fortran symbols: underscore
 C profiling: yes
 C++ profiling: yes
 Fortran profiling: yes
 C++ exceptions: no
 Thread support: yes
 ROMIO support: yes
 IMPI support: no
 Debug support: no
 Purify clean: no
 SSI boot: globus (API v1.1, Module v0.6)
 SSI boot: rsh (API v1.1, Module v1.1)
 SSI boot: slurm (API v1.1, Module v1.0)
 SSI boot: tm (API v1.1, Module v1.1)
 SSI coll: lam_basic (API v1.1, Module v7.1)
 SSI coll: shmem (API v1.1, Module v1.0)
 SSI coll: smp (API v1.1, Module v1.2)
 SSI rpi: crtcp (API v1.1, Module v1.1)
 SSI rpi: lamd (API v1.0, Module v7.1)
 SSI rpi: sysv (API v1.0, Module v7.1)
 SSI rpi: tcp (API v1.0, Module v7.1)
 SSI rpi: usysv (API v1.0, Module v7.1)
 SSI cr: self (API v1.0, Module v1.0)

Can anyone figure the problem out? If so, please tell me because this problem has me completely
stuck .
Your assistance will highly be appreciated .

Thanks in advance
Abraham
Australia

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