Re: [easybuild] 2019a update of common toolchains

A word of caution regarding Intel MPI 2019: They changed a lot of things under the hood, and we have seen lots of issues in our systems on relatively large jobs (1.5K+ MPI processes). Basically most collective algorithms don't make it through. We have seen that on 2 different InfiniBand

[easybuild] 2019a update of common toolchains

Dear EasyBuilders, By tradition at the start of the year, I have started looking at updating the 'foss' and 'intel' common toolchains, currently for the 2019a update. The plan is to include these in the upcoming EasyBuild v3.8.1 release, which I hope to release in a couple of weeks. Current

Re: [easybuild] 2019a update of common toolchains

Hi Damian, I have no idea if it helps but a new version of libfabric has just been released: https://github.com/ofiwg/libfabric/releases/tag/v1.7.0 whereas according to https://software.intel.com/en-us/articles/intel-mpi-library-release-notes-linux Intel MPI 2019.1 ships with a customized 1.7.0

Re: [easybuild] 2019a update of common toolchains

Same experience on our systems : we encountered multiple issues, specifically with libfabric (which is default with Intel MPI 2019). -Pramod On Mon, Jan 7, 2019 at 4:45 PM Alvarez, Damian wrote: > A word of caution regarding Intel MPI 2019: They changed a lot of things > under the hood, and we