Re: [OMPI users] Open MPI error when using MPI_Comm_spawn

2007-04-02 Thread Jeremy Buisson
Ralph Castain a écrit : > The runtime underneath Open MPI (called OpenRTE) will not allow you to spawn > processes on nodes outside of your allocation. This is for several reasons, > but primarily because (a) we only know about the nodes that were allocated, > so we have no idea how to spawn a proc

[OMPI users] mutex deadlock in btl tcp

2007-01-30 Thread Jeremy Buisson
Dear Open MPI users list, From time to time, I experience a mutex deadlock in Open-MPI 1.1.2. The stack trace is available at the end of the mail. The deadlock seems to be caused by lines 118 & 119 of the ompi/mca/btl/tcp/btl_tcp.c file, in function mca_btl_tcp_add_procs: OBJ_RELEASE(t