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#!/bin/bash
core=$1
maxJobs=$2
runID=$3
benchmark=${4,}
template_input=inputs/$4/in1
wss_settings=inputs/WSSS
cache_settings=inputs/caches
if [ $# -lt 4 ]; then
echo "Usage $0 <core ID> <number of iterations> <run ID> <benchmark> [template input] [DIS WSS file] [DIS cache file]"
exit
fi
if [ $# -gt 4 ]; then
echo "Using alternate input template from $5"
template_input=$5
fi
if [ $# -gt 5 ]; then
echo "Using alternate WSS settings from $6"
wss_settings=$6
fi
if [ $# -gt 6 ]; then
echo "Using alternate cache settings from $7"
cache_settings=$7
fi
echo "Making sure that binary is up to date..."
make $benchmark
echo "Done. Disabling real-time throttling..."
# Turn off rt throttling
echo -1 > /proc/sys/kernel/sched_rt_runtime_us
echo "Done. Redirecting all interrupts to core 0..."
# TODO: Make this cleaner
# Redirect all interrupts to core 0
i=0
for IRQ in /proc/irq/*
do
# Skip default_smp_affinity
if [ -d $IRQ ]; then
irqList[$i]=$(cat $IRQ/smp_affinity_list)
echo 0 > $IRQ/smp_affinity_list
fi
i=$(( $i + 1 ))
done
echo "Done. Beginning benchmarks..."
# Setup cache control group
mount -t resctrl resctrl /sys/fs/resctrl
mkdir /sys/fs/resctrl/benchmarks
sleep 1 # Wait a second for the group to initialize
echo $core > /sys/fs/resctrl/benchmarks/cpus_list
# Execute the benchmark for each WSS and cache config
while read j; do
echo $j > /sys/fs/resctrl/benchmarks/schemata
while read i; do
if grep -q "#define LITMUS 1" ../../baseline/source/extra.h; then
echo "Using LITMUS-RT!"
./gen_input.py $benchmark $template_input $i | ./$benchmark $benchmark-$i-$j $maxJobs $core $runID 1
else
./gen_input.py $benchmark $template_input $i | chrt -r 97 taskset -c $core ./$benchmark $benchmark-$i-$j $maxJobs $core $runID 1
fi
done < $wss_settings
done < $cache_settings
# Put IRQs back as they were
i=0
for IRQ in /proc/irq/*
do
if [ -d $IRQ ]; then
echo ${irqList[$i]} > $IRQ/smp_affinity_list
fi
i=$(( $i + 1 ))
done
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