>>>>> "Nathan" == Nathan Hjelm <hje...@lanl.gov> writes:
Hi Nathan Nathan> I want to close the loop on this issue. 1.8.5 will address Nathan> it in several ways: Nathan> - knem support in btl/sm has been fixed. A sanity check was Nathan> disabling knem during component registration. I wrote the Nathan> sanity check before the 1.7 release and didn't intend Nathan> this side-effect. Nathan> - vader now supports xpmem, cma, and knem. The best Nathan> available single-copy mechanism will be used. If multiple Nathan> single-copy mechanisms are available you can select which Nathan> one you want to use are runtime. Nathan> More about the vader btl can be found here: Nathan> http://blogs.cisco.com/performance/the-vader-shared-memory-transport-in-open-mpi-now-featuring-3-flavors-of-zero-copy/ Nathan> -Nathan Hjelm HPC-5, LANL thanks for the great info. Question about xpmem: Are there any plans by someone to maintain the code? Roland ------- http://www.q-leap.com / http://qlustar.com --- HPC / Storage / Cloud Linux Cluster OS ---