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Check if intel_pstate exists #1

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Merged
merged 1 commit into from
Mar 11, 2021
Merged

Check if intel_pstate exists #1

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7 changes: 4 additions & 3 deletions utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,9 +31,10 @@ def build_ujit(repo_dir):
os.chdir(cwd)

def set_bench_config():
# sudo requires the flag '-S' in order to take input from stdin
subprocess.check_call("sudo -S sh -c 'echo 1 > /sys/devices/system/cpu/intel_pstate/no_turbo'", shell=True)
subprocess.check_call("sudo -S sh -c 'echo 100 > /sys/devices/system/cpu/intel_pstate/min_perf_pct'", shell=True)
if os.path.exists('/sys/devices/system/cpu/intel_pstate'):
# sudo requires the flag '-S' in order to take input from stdin
subprocess.check_call("sudo -S sh -c 'echo 1 > /sys/devices/system/cpu/intel_pstate/no_turbo'", shell=True)
subprocess.check_call("sudo -S sh -c 'echo 100 > /sys/devices/system/cpu/intel_pstate/min_perf_pct'", shell=True)

def get_ruby_version():
ruby_version = subprocess.check_output(["ruby", "-v"])
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