Re: [OMPI devel] [OMPI svn] svn:open-mpi r15516

2007-07-19 Thread George Bosilca
Sorry, you're right. You store them in the launch environment, which will be used later by the ODLS to setup the environment for the child. george. On Jul 19, 2007, at 3:46 PM, Ralph H Castain wrote: I believe you may have misunderstood the change. I don't change anyone's path in the midd

Re: [OMPI devel] [OMPI svn] svn:open-mpi r15516

2007-07-19 Thread Ralph H Castain
I believe you may have misunderstood the change. I don't change anyone's path in the middle of the run. I only alter the environment that the odls uses to launch the child processes, and that gets applied to the child at execve time. Mpirun's environment remains unchanged. So I'm not sure I unders

Re: [OMPI devel] [OMPI svn] svn:open-mpi r15516

2007-07-19 Thread George Bosilca
I have a *BIG DOUBT* about this approach. The problem will lead to some really strange situations, as we change the LD_LIBRARY_PATH of a process in the middle of the run. As a result the place from where we load dynamic libraries before and after this call will potentially became different.