[OMPI users] OSC UCX error using MPI_Win_allocate

2024-03-19 Thread Stephen Guzik via users
Hi, For development purposes, I built and installed Open MPI 5.0.2 on my workstation.  As I understand it, to use OpenSHMEM, one has to include ucx.  I configured with ./configure --build=x86_64-linux-gnu --prefix=/usr/local/openmpi/5.0.2_gcc-12.2.0 --with-ucx --with-pmix=internal --with-li

[OMPI users] Issues with MPI_Win_Create on Debian 11

2022-02-08 Thread Stephen Guzik via users
Hi all, There are several bug reports on 4.1.x describing MPI_Win_create failing for various architectures.  I too am seeing the same for 4.1.0-10 which is packaged for Debian 11, just on a standard workstation where at least vader,tcp,self, and sm are identified (not sure which are being used

[OMPI users] Coordinating (non-overlapping) local stores with remote puts form using passive RMA synchronization

2020-05-30 Thread Stephen Guzik via users
Hi, I'm trying to get a better understanding of coordinating (non-overlapping) local stores with remote puts when using passive synchronization for RMA.  I understand that the window should be locked for a local store, but can it be a shared lock?  In my example, each process retrieves and in