Re: [OMPI users] Call stack upon MPI routine error

2014-04-04 Thread Ralph Castain
> -------------- >> >> Message: 1 >> Date: Fri, 21 Mar 2014 20:16:31 + >> From: Joshua Ladd >> To: Open MPI Users >> Subject: Re: [OMPI users] Call stack upon MPI routine error >> M

Re: [OMPI users] Call stack upon MPI routine error

2014-03-21 Thread Joshua Ladd
Hi, Vince Couple of ideas off the top of my head: 1. Try disabling eager RDMA. Eager RDMA can consume significant resources: "-mca btl_openib_use_eager_rdma 0" 2. Try using the TCP BTL - is the error still present? 3. Try the poor man's debugger - print the pid and hostname of the process wh