Re: [OMPI devel] udcm_component_query hangs when memlock not infinite

2014-02-20 Thread Jeff Squyres (jsquyres)
Thanks for the report; I filed https://svn.open-mpi.org/trac/ompi/ticket/4290. On Feb 20, 2014, at 4:34 AM, Brice Goglin wrote: > Hello, > > We're setting up a new cluster here. Open MPI 1.7.4 was hanging at > startup without any error message. The issue appears to be > udcm_component_query() h

[OMPI devel] udcm_component_query hangs when memlock not infinite

2014-02-20 Thread Brice Goglin
Hello, We're setting up a new cluster here. Open MPI 1.7.4 was hanging at startup without any error message. The issue appears to be udcm_component_query() hanging in finalize() on the sched_yield() loop when memlock limit isn't set to unlimited as usual. Unfortunately the hangs occur before we p