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make fixed counters optional

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This commit is contained in:
Andreas Abel
2021-10-29 17:32:59 +02:00
parent 645d7c7b92
commit 04bfd842a4
22 changed files with 294 additions and 241 deletions
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9
kernel-nanoBench.sh
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@@ -54,6 +54,9 @@ while [ "$1" ]; do
elif [[ "$1" == -con* ]]; then
echo -n "$2" > /sys/nb/config
shift 2
elif [[ "$1" == -f* ]]; then
echo "1" > /sys/nb/fixed_counters
shift
elif [[ "$1" == -msr* ]]; then
echo -n "$2" > /sys/nb/msr_config
shift 2
@@ -112,6 +115,7 @@ while [ "$1" ]; do
echo " -code_init <filename>: Binary file containing code to be executed once in the beginning."
echo " -code_late_init <filename>: Binary file containing code to be executed once immediately before the code to be benchmarked."
echo " -config <filename>: File with performance counter event specifications."
echo " -fixed_counters: Reads the fixed-function performance counters.\n"
echo " -n_measurements <n>: Number of times the measurements are repeated."
echo " -unroll_count <n>: Number of copies of the benchmark code inside the inner loop."
echo " -loop_count <n>: Number of iterations of the inner loop."
@@ -135,4 +139,9 @@ while [ "$1" ]; do
fi
done
prev_nmi_watchdog=$(cat /proc/sys/kernel/nmi_watchdog)
echo 0 > /proc/sys/kernel/nmi_watchdog
$taskset cat /proc/nanoBench
echo $prev_nmi_watchdog > /proc/sys/kernel/nmi_watchdog