[Bug libgomp/58642] gomp regression: not "honoring" anymore task set and numactl
vincenzo.innocente at cern dot ch
gcc-bugzilla@gcc.gnu.org
Sun Oct 6 15:15:00 GMT 2013
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58642
--- Comment #4 from vincenzo Innocente <vincenzo.innocente at cern dot ch> ---
24 thread machine ok
innocent@vocms19 parallel]$ c++ -Ofast -std=c++11 -fopenmp simpleOMP.cpp
[innocent@vocms19 parallel]$ ./a.out
max thread 24
[innocent@vocms19 parallel]$ taskset -c 0-3 ./a.out
max thread 4
strace ./a.out | & grep affi
sched_getaffinity(9720, 8, { ffffff }) = 8
[innocent@vocms19 parallel]$ taskset -c 0-3 strace ./a.out | & grep affi
sched_getaffinity(9723, 8, { f }) = 8
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