Commit a42ccffa authored by wawryk's avatar wawryk Committed by Ben Walker
Browse files

test/nvme: Always enable performance cpu governor in NVMe performance tests 



Signed-off-by: default avatarwawryk <maciejx.wawryk@intel.com>
Change-Id: I2ef9bd23b545ea51e9e3f4b2b55189a2423707d4
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8547


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: default avatarTomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent cb191733

test/nvme/perf/run_perf.sh

+6 −1
Original line number Diff line number Diff line
@@ -249,16 +249,21 @@ if [[ "$PLUGIN" =~ "kernel" ]]; then 
	fi

fi



cpu_governor="$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor)"



if [[ -n "$CPUFREQ" ]]; then

	if [[ ! "$(cat /proc/cmdline)" =~ "intel_pstate=disable" ]]; then

		echo "ERROR: Cannot set custom CPU frequency for test. intel_pstate=disable not in boot options."

		false

	else

		cpu_governor="$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor)"

		cpupower frequency-set -g userspace

		cpupower frequency-set -f $CPUFREQ

	fi

else

	cpupower frequency-set -g performance

fi

current_governor=$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor)

echo "INFO: Using $current_governor cpu governor for test."



if $PERFTOP; then

	echo "INFO: starting perf record on cores $CPUS_ALLOWED"