Re: [OMPI users] Segmentation fault when using 31 or 32 ranks

2019-07-10 Thread Raymond Arter via users
Jeff and Steven, Thanks for your help. I downloaded the nightly snapshot and it fixes the problem. I need to do more testing tomorrow and I will report back if any issues arise. Thanks again. T. On 10/07/2019 18:44, Jeff Squyres (jsquyres) via users wrote: It might be worth trying the lates

Re: [OMPI users] Segmentation fault when using 31 or 32 ranks

2019-07-10 Thread Jeff Squyres (jsquyres) via users
It might be worth trying the latest v4.0.x nightly snapshot -- we just updated the internal PMIx on the v4.0.x branch: https://www.open-mpi.org/nightly/v4.0.x/ > On Jul 10, 2019, at 1:29 PM, Steven Varga via users > wrote: > > Hi i am fighting similar. Did you try to update the pmix most

Re: [OMPI users] Segmentation fault when using 31 or 32 ranks

2019-07-10 Thread Steven Varga via users
Hi i am fighting similar. Did you try to update the pmix most recent 3.1.3 series release? On Wed, Jul 10, 2019, 12:24 Raymond Arter via users, < users@lists.open-mpi.org> wrote: > Hi, > > I have the following issue with version 4.0.1 when running on a node with > two 16 core CPUs (Intel Xeon Gol

[OMPI users] Segmentation fault when using 31 or 32 ranks

2019-07-10 Thread Raymond Arter via users
Hi, I have the following issue with version 4.0.1 when running on a node with two 16 core CPUs (Intel Xeon Gold 6142) installed. Running with 30 ranks or less is fine, and running 33 or above gives the "not enough slots" message which is expected. However, using 31 or 32 ranks results in the foll