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#!/bin/bash
# Copyright 2020 Joshua Bakita
# Runs SD-VBS in every configuration needed
# for the paper and schedulability studies
maxJobs=$1
runID=$2
coreCPU=${3:-15}
threadCPU=${4:-31}
if [ $# -lt 2 ]; then
echo "Usage $0 <number of iterations> <run ID> <core CPU ID> <thread CPU ID>"
echo "CPU IDs are optional, otherwise assumed to be 15 and 31 respectively."
exit
fi
if [[ "$EUID" != 0 ]]; then
echo "You need to be root to enable spatial isolation!"
exit
fi
date
# Configure libextra for benchmarking
sed -i "s/LITMUS 1/LITMUS 0/g" extra.h
# Run the pairs baseline and some comparisons to examine the effect of less cache
echo "Building benchmarks in unpaired configuration..."
cd SD-VBS/benchmarks
make compile -j30 > /dev/null # Suppress noisy output
cd ..
echo "Done. Running experiments..."
# Full L3, full L2 - xi is the baseline for the pairs
baseXI=SD-VBS/$(date +"%b%d-%H")-c-xi-$runID.txt
echo "" | ../run_bench.sh -m base -p $coreCPU -l $maxJobs -b sd-vbsNames.txt -B -I xi $runID
# Half L3, full L2 - i3 sees effect of half L3
baseI3=SD-VBS/$(date +"%b%d-%H")-c-i3-$runID.txt
echo "" | ../run_bench.sh -m base -p $coreCPU -l $maxJobs -b sd-vbsNames.txt -B -I i3 $runID
# Half L3, half L2 - additional effect of half L2
baseI=SD-VBS/$(date +"%b%d-%H")-c-i-$runID.txt
echo "" | ../run_bench.sh -m base -p $coreCPU -l $maxJobs -b sd-vbsNames.txt -B -I i $runID
date
# Run the Level-C pairs
pairC=SD-VBS/$(date +"%b%d-%H")-c-xi-async-$runID.txt
echo "" | ../run_bench.sh -m pair -p $coreCPU -P $threadCPU -l $maxJobs -b sd-vbsNames.txt -B -I xi -A $runID
date
# Run the Level-A/-B pairs
echo "Building benchmarks in paired configuration..."
cd benchmarks
make CFLAGS=-DPAIRED compile -j30 > /dev/null # Suppress noisy output
cd ..
echo "Done. Continuing experiments..."
# No cache isolation
pairXI=SD-VBS/$(date +"%b%d-%H")-c-xi-$runID"-A.txt and -B.txt"
echo "" | ../run_bench.sh -m pair -p $coreCPU -P $threadCPU -l $maxJobs -b sd-vbsNames.txt -B -I xi $runID
# Shared L2, split L3
pairI3=SD-VBS/$(date +"%b%d-%H")-c-i3-$runID"-A.txt and -B.txt"
echo "" | ../run_bench.sh -m pair -p $coreCPU -P $threadCPU -l $maxJobs -b sd-vbsNames.txt -B -I i3 $runID
# Split L2, split L3
pairI=SD-VBS/$(date +"%b%d-%H")-c-i-$runID"-A.txt and -B.txt"
echo "" | ../run_bench.sh -m pair -p $coreCPU -P $threadCPU -l $maxJobs -b sd-vbsNames.txt -B -I i $runID
date
echo "==== DONE ===="
echo "Results are in:"
echo "- SD-VBS/$baseXI"
echo "- SD-VBS/$baseI3"
echo "- SD-VBS/$baseI"
echo "- SD-VBS/$pairXI"
echo "- SD-VBS/$pairI3"
echo "- SD-VBS/$pairI"
echo "- SD-VBS/$pairC"
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