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| author | Stefano Brivio <sbrivio@redhat.com> | 2021-10-21 01:24:22 +0200 |
|---|---|---|
| committer | Stefano Brivio <sbrivio@redhat.com> | 2021-10-21 01:24:22 +0200 |
| commit | 6257a2752e39c55bfb03d6db94af0c6033feb8df (patch) | |
| tree | a6278d0f1c35e579c3421577ee295312389aa649 /test/perf/pasta_udp | |
| parent | 819d13bb92b8e0430e57039f82b75e982f2a728e (diff) | |
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test/perf: Try sourcing maximum scaling frequency from cpufreq
On most recent CPUs, that's a better indication of all-core turbo
frequency, or non-turbo frequency, than /proc/cpuinfo.
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
Diffstat (limited to 'test/perf/pasta_udp')
| -rw-r--r-- | test/perf/pasta_udp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/test/perf/pasta_udp b/test/perf/pasta_udp index adaebd0..0968379 100644 --- a/test/perf/pasta_udp +++ b/test/perf/pasta_udp @@ -17,7 +17,9 @@ nstools ip sleep iperf3 udp_rr jq sed test pasta: throughput and latency (local traffic) -hout FREQ (echo "scale=1"; sed -n 's/cpu MHz.*: \([0-9]*\)\..*$/(\1+10^2\/2)\/10^3/p' /proc/cpuinfo) | bc -l | head -n1 +hout FREQ_PROCFS (echo "scale=1"; sed -n 's/cpu MHz.*: \([0-9]*\)\..*$/(\1+10^2\/2)\/10^3/p' /proc/cpuinfo) | bc -l | head -n1 +hout FREQ_CPUFREQ (echo "scale=1"; printf '( %i + 10^5 / 2 ) / 10^6\n' $(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq) ) | bc -l +hout FREQ [ -n "__FREQ_CPUFREQ__" ] && echo __FREQ_CPUFREQ__ || echo __FREQ_PROCFS__ set THREADS 1 set STREAMS 4 |