[mvapich-discuss] Problem with MPI_Init

[Pavel Shamis (Pasha)]

Hi Michael,
Can you please provide more information about your hardware (ibv_devinfo -v)

Regards,
Pavel Shamis (Pasha)

Schwind Michael wrote:
> Hello,
> 
> first lets say thank you for your great work
> on mvapich. 
> 
> Now my problem:
> 
> My program hangs  in MPI_Init, when I start it.
> 
> 
> The problem seems to be that the thread 
> waits to lock a mutex. 
> 
> The mutex was set in MPI_Init through
> MPID_CS_ENTER() on line 89 in init.c.
> 
> The thread calls the macro  MPID_CS_ENTER()
> a second time in the function MPI_Comm_rank
> some time later in the function MPI_Init:
> 
> if (split_comm == 1){
>        int my_id, size;
>        MPI_Comm_rank(MPI_COMM_WORLD, &my_id);
> 
> My distribution is debian testing on amd64.
> I use openmpi 1.0 compiled with gcc 4.1.2. 
> 
> 
> Whats wrong with my setup.
> 
> Thanks
> 
> Michael
> 
> 
> 
> 
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