And are you launching via mpirun or directly with srun <myapp>? What OMPI version are you using?
> On Feb 5, 2015, at 3:32 PM, Chris Samuel <[email protected]> wrote: > > > On Thu, 5 Feb 2015 03:27:25 PM Peter A Ruprecht wrote: > >> I ask because some of our users have started reporting a 10x increase in >> run-times of OpenMPI jobs since we upgraded to 14.11.3 from 14.3. It's >> possible there is some other problem going on in our cluster, but all of >> our hardware checks including Infiniband diagnostics look pretty clean. > > Are you using PMI2? > > cheers, > Chris > -- > Christopher Samuel Senior Systems Administrator > VLSCI - Victorian Life Sciences Computation Initiative > Email: [email protected] Phone: +61 (0)3 903 55545 > http://www.vlsci.org.au/ http://twitter.com/vlsci
