On Tue, 25 Mar 2014 08:22:51 AM Jeff Hammond wrote: > I am inclined to think the issue us that ion Linux uses only 16 cores. When > hwloc does n-- for CNK to skip the 17th (OS) core, it gets the wrong answer > for Linux.
Not here, it exposes all 17 cores on our BG/Q IO nodes. I wonder if it's something that got changed in V1R2M1 from V1R2M0? [...] > I'm not sure hwloc on BGQ ion ion needs and special hook either. Isn't Linux > PPC support enough? I'd have thought that'd be the case. cheers! Chris -- Christopher Samuel Senior Systems Administrator VLSCI - Victorian Life Sciences Computation Initiative Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545 http://www.vlsci.org.au/ http://twitter.com/vlsci
