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BUILD/MEDIUM: threads: enable cpu_affinity on osx 

Enable it but on a per thread basis only using Darwin native API.
This commit is contained in:
David Carlier 2019-09-13 05:12:58 +01:00 committed by Willy Tarreau
parent 7fa6fdf86a
commit 5e4c8e2a67
2 changed files with 19 additions and 2 deletions
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2
Makefile
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@ -356,7 +356,7 @@ endif
# Mac OS/X
ifeq ($(TARGET),osx)
set_target_defaults = $(call default_opts, \
USE_POLL USE_TPROXY USE_LIBCRYPT USE_THREAD USE_KQUEUE)
USE_POLL USE_TPROXY USE_LIBCRYPT USE_THREAD USE_CPU_AFFINITY USE_KQUEUE)
EXPORT_SYMBOL = -export_dynamic
endif

19
src/haproxy.c
View File

@ -59,6 +59,11 @@
#endif
#include <pthread_np.h>
#endif
#ifdef __APPLE__
#include <mach/mach_types.h>
#include <mach/thread_act.h>
#include <mach/thread_policy.h>
#endif
#endif
#if defined(USE_PRCTL)
@ -3164,7 +3169,7 @@ int main(int argc, char **argv)
}
ret = cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_PID, -1, sizeof(cpuset), &cpuset);
}
#else
#elif defined(__linux__)
sched_setaffinity(0, sizeof(unsigned long), (void *)&global.cpu_map.proc[proc]);
#endif
#endif
@ -3377,6 +3382,17 @@ int main(int argc, char **argv)
if (i < MAX_THREADS && /* only the first 32/64 threads may be pinned */
global.cpu_map.thread[i]) {/* only do this if the thread has a THREAD map */
#if defined(__APPLE__)
int j;
unsigned long cpu_map = global.cpu_map.thread[i];
while ((j = ffsl(cpu_map)) > 0) {
thread_affinity_policy_data_t cpu_set = { j - 1 };
thread_port_t mthread = pthread_mach_thread_np(ha_thread_info[i].pthread);
thread_policy_set(mthread, THREAD_AFFINITY_POLICY, (thread_policy_t)&cpu_set, 1);
cpu_map &= ~(1UL << (j - 1));
}
#else
#if defined(__FreeBSD__) || defined(__NetBSD__)
cpuset_t cpuset;
#else
@ -3393,6 +3409,7 @@ int main(int argc, char **argv)
}
pthread_setaffinity_np(ha_thread_info[i].pthread,
sizeof(cpuset), &cpuset);
#endif
}
}
#endif /* !USE_CPU_AFFINITY */