Re: [OMPI users] Issues with Large Window Allocations

2017-09-04 Thread Jeff Hammond
On Mon, Sep 4, 2017 at 6:13 AM, Joseph Schuchart wrote: > Jeff, all, > > Unfortunately, I (as a user) have no control over the page size on our > cluster. My interest in this is more of a general nature because I am > concerned that our users who use Open MPI underneath our

Re: [OMPI users] Issues with Large Window Allocations

2017-09-04 Thread Joseph Schuchart
Gilles, On 09/04/2017 03:22 PM, Gilles Gouaillardet wrote: Joseph, please open a github issue regarding the SIGBUS error. Done: https://github.com/open-mpi/ompi/issues/4166 as far as i understand, MAP_ANONYMOUS+MAP_SHARED can only be used between related processes. (e.g. parent and

Re: [OMPI users] Issues with Large Window Allocations

2017-09-04 Thread Gilles Gouaillardet
Joseph, please open a github issue regarding the SIGBUS error. as far as i understand, MAP_ANONYMOUS+MAP_SHARED can only be used between related processes. (e.g. parent and children) in the case of Open MPI, MPI tasks are siblings, so this is not an option. Cheers, Gilles On Mon, Sep 4, 2017

Re: [OMPI users] Issues with Large Window Allocations

2017-09-04 Thread Joseph Schuchart
Jeff, all, Unfortunately, I (as a user) have no control over the page size on our cluster. My interest in this is more of a general nature because I am concerned that our users who use Open MPI underneath our code run into this issue on their machine. I took a look at the code for the

[OMPI users] building openmpi-v2.0.x-201708300322-ed589c7 fails on SuSE Linux with Sun C 5.15

2017-09-04 Thread Siegmar Gross
Hi, I've tried to install openmpi-v2.0.x-201708300322-ed589c7 on my "SUSE Linux Enterprise Server 12.2 (x86_64)" with Sun C 5.15 (Oracle Developer Studio 12.6). Unfortunately I get the following error. loki openmpi-v2.0.x-201708300322-ed589c7-Linux.x86_64.64_cc 199 cc -V cc: Studio 12.6 Sun C