>>>>> "Nathan" == Nathan Hjelm <[email protected]> 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
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