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Use len(os.sched_getaffinity(0)) instead of os.cpu_count() #591

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Merged
fantix merged 4 commits into from
Aug 15, 2024
Merged

Use len(os.sched_getaffinity(0)) instead of os.cpu_count() #591

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0bfc0ef
Use len(os.sched_getaffinity(0)) instead of os.cpu_count()
avkarenow Jan 18, 2024
509f349
Merge branch 'master' into patch-1
fantix Aug 15, 2024
d68b083
Turn off CI fail-fast
fantix Aug 15, 2024
a1c909a
Falls back to cpu_count() if no sched_getaffinity()
fantix Aug 15, 2024
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Falls back to cpu_count() if no sched_getaffinity()
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@fantix
fantix committed Aug 15, 2024
commit a1c909a4d47e330a81a9f2d21c4e4a0bf15f42ff
6 changes: 5 additions & 1 deletion setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -176,7 +176,11 @@ def build_libuv(self):
cmd,
cwd=LIBUV_BUILD_DIR, env=env, check=True)

j_flag = '-j{}'.format(len(os.sched_getaffinity(0)) or 1)
try:
njobs = len(os.sched_getaffinity(0))
except AttributeError:
njobs = os.cpu_count()
j_flag = '-j{}'.format(njobs or 1)
c_flag = "CFLAGS={}".format(env['CFLAGS'])
subprocess.run(
['make', j_flag, c_flag],
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