On 20111113@12:13, Michele Martone wrote: > ... > e.g.: on an Atom N450, librsb's "parallel MEMCPY" speedup is 20% only: > $./rsbench -M > #1 cores MEMCPY on 17810773 bytes: 0.542651 GB/s (73 times in 2.39599 s) > #2 cores MEMCPY on 17810773 bytes: 0.60361 GB/s (73 times in 2.15402 s) ups, I meant 10% :( p.s.: librsb's "parallel MEMCPY" is a *very naive* execution of 2 openmp threads doing "memcpy", but it is enough to give us an idea about "memory speed".
------------------------------------------------------------------------------ RSA(R) Conference 2012 Save $700 by Nov 18 Register now http://p.sf.net/sfu/rsa-sfdev2dev1 _______________________________________________ Octave-dev mailing list Octave-dev@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/octave-dev
