All the TACLeBench runner scripts as used for the (rejected) RTSS'20 submission

Everything without isolation: run_tacle_rtss20.sh
For isolation you have to run the hodgepodge of scripts as before.

2 files changed, 269 insertions, 8 deletions

diff --git a/all_pairs/run_all_pairs.sh b/all_pairs/run_all_pairs.sh
index d48f211..2260216 100755
--- a/all_pairs/run_all_pairs.sh
+++ b/all_pairs/run_all_pairs.sh
@@ -3,11 +3,11 @@
 firstCore=$1
 secondCore=$2
 maxJobs=$3
-runID=$4
+userRunID=$4
 tacleNames=tacleNames.txt
 
 if [ $# -lt 4 ]; then
-    echo "Usage $0 <first core ID> <second core ID> <number of iterations> <run ID> [TACLe names file]"
+    echo "Usage $0 <first core ID> <second core ID> <number of iterations> <run ID> [TACLe names file] [--contend]"
     exit
 fi
 
@@ -16,6 +16,12 @@ if [ $# -gt 4 ]; then
     tacleNames=$5
 fi
 
+if [ "$EUID" -ne 0 ]
+then
+    echo "You need to be root to enable interrupt isolation and real-time execution!"
+    exit
+fi
+
 echo "Making sure that binaries are up to date..."
 while read i; do
     make bin/$i
@@ -33,11 +39,10 @@ do
     # Skip default_smp_affinity
     if [ -d $IRQ ]; then
         irqList[$i]=$(cat $IRQ/smp_affinity_list)
-        echo 0 > $IRQ/smp_affinity_list
+        echo 0 2> /dev/null > $IRQ/smp_affinity_list
     fi
     i=$(( $i + 1 ))
 done
-echo "Done. Beginning benchmarks..."
 
 # Read the names of each benchmark
 j=0
@@ -46,20 +51,106 @@ while read i; do
     j=$(( $j + 1 ))
 done < $tacleNames
 
+echo "Done. Checking for wbinvd module..."
+if [[ ! -f "/proc/wbinvd" ]]; then
+    echo "ERROR: wbinvd module not loaded. Exiting..."
+    exit
+fi
+
+echo "Done. Setting cores $firstCore and $secondCore to 'performance'..."
+echo "performance" > /sys/devices/system/cpu/cpu$firstCore/cpufreq/scaling_governor
+echo "performance" > /sys/devices/system/cpu/cpu$secondCore/cpufreq/scaling_governor
+
+# Enable L3 isolation
+echo "Done. Enabling L3 isolation..."
+mount -t resctrl resctrl /sys/fs/resctrl
+mkdir -p /sys/fs/resctrl/benchmarks
+echo $firstCore > /sys/fs/resctrl/benchmarks/cpus_list
+echo $secondCore > /sys/fs/resctrl/benchmarks/cpus_list
+# Reset global bandwith control and remove L3 from global
+echo "L3:0=ffff;1=ffff;2=ffff;3=0000" > /sys/fs/resctrl/schemata
+echo "MB:0=2048;1=2048;2=2048;3=2048" > /sys/fs/resctrl/schemata
+# Alloc L3 to benchmark
+echo "L3:0=0000;1=0000;2=0000;3=ffff" > /sys/fs/resctrl/benchmarks/schemata
+echo "MB:0=2048;1=2048;2=2048;3=2048" > /sys/fs/resctrl/benchmarks/schemata
+echo "Done. Verifying configuration with user..."
+
+# Generate file name string
+# We append to this as we parse the environment settings
+runID=$(date +"%b%d-%H")
+
+# Confirm configuration with user
+echo "=== Global Config ==="
+cat /sys/fs/resctrl/schemata
+echo "=== Core $firstCore and $secondCore Config ==="
+cat /sys/fs/resctrl/benchmarks/schemata
+if [[ $6 == "--contend" ]]; then
+    if [[ ! -f "/playpen/mc2/imx6q-thrasher/thrasher" ]]; then
+        echo "ERROR: thrasher binary not fonud. Exiting..."
+        exit
+    fi
+    echo "Will run 6 contending tasks"
+    runID=$runID-c
+else
+    runID=$runID-xc
+fi
+if uname -a | grep -q "mc2"; then
+    echo "MC^2 Autodetected. Cache coloring will be enabled."
+    runID=$runID-i
+else
+    echo "MC^2 not detected. Cache coloring will be DISABLED."
+    runID=$runID-xi
+fi
+if pwd | grep -qi dis; then
+    echo "Autodetected DIS. Will use script-level looping."
+fi
+echo "Results will be saved as $runID-$userRunID-A.txt and $runID-$userRunID-B.txt"
+echo "Press enter to confirm environment, Ctrl-C to exit..."
+read
+
+# Start contending tasks
+if [[ $6 == "--contend" ]]; then
+    echo "Done. Starting 6 contending tasks..."
+    # Run two contending tasks on each other CCX
+    taskset -c 1 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 2 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 5 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 6 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 9 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 10 /playpen/mc2/imx6q-thrasher/thrasher &
+fi
+sleep 1 # Wait for contending tasks to start
+echo "Done. Beginning benchmarks..."
 
 num_tests=$(wc -l < $tacleNames)
 for (( i = 0; i < $num_tests ; i++ ))
 do
     for (( j = $i; j < $num_tests ; j++ ))  #loop through programs
     do
-        chrt -r 97 taskset -c $firstCore ./bin/${tacleProg[$i]} ${tacleProg[$i]} $maxJobs $firstCore $secondCore ${tacleProg[$j]} $runID"-A" 1 & \
-        chrt -r 97 taskset -c $secondCore ./bin/${tacleProg[$j]} ${tacleProg[$j]} $maxJobs $secondCore $firstCore ${tacleProg[$i]} $runID"-B" 2 &
-        wait
+        # If using DIS, we have to iterate in the script as DIS won't do it for us
+        pwd | grep -qi dis
+        iters=$(python3 -c "print(int(not "$?")*("$maxJobs"-1))")
+        for ((k=0;k<=iters;k++)); do
+            # Autodetect MC^2
+            if uname -a | grep -q "mc2"; then
+                chrt -r 97 numactl -m 0 taskset -c $firstCore  ./bin/${tacleProg[$i]} ${tacleProg[$i]} $maxJobs $firstCore $secondCore ${tacleProg[$j]} $runID-$userRunID"-A" 1 & PID1=$!;
+                chrt -r 97 numactl -m 1 taskset -c $secondCore ./bin/${tacleProg[$j]} ${tacleProg[$j]} $maxJobs $secondCore $firstCore ${tacleProg[$i]} $runID-$userRunID"-B" 2 & PID2=$!;
+            else
+                chrt -r 97 taskset -c $firstCore  ./bin/${tacleProg[$i]} ${tacleProg[$i]} $maxJobs $firstCore $secondCore ${tacleProg[$j]} $runID-$userRunID-A 1 & PID1=$!;
+                chrt -r 97 taskset -c $secondCore ./bin/${tacleProg[$j]} ${tacleProg[$j]} $maxJobs $secondCore $firstCore ${tacleProg[$i]} $runID-$userRunID-B 2 & PID2=$!;
+            fi
+            wait $PID1 $PID2
+        done
         echo ${tacleProg[$i]} ${tacleProg[$j]}
     done
     echo COMPLETE: ${tacleProg[$i]}
 done
 
+# End contending tasks
+if [[ $6 == "--contend" ]]; then
+    killall thrasher
+fi
+
 # Remove semaphores from system
 # Leaving them won't hurt these tests, but would be messy and is bad practice 
 # TODO: Do this directly in the benchmarks. They should clean up after themselves
@@ -70,7 +161,7 @@ i=0
 for IRQ in /proc/irq/*
 do
     if [ -d $IRQ ]; then
-        echo ${irqList[$i]} > $IRQ/smp_affinity_list
+        echo ${irqList[$i]} 2> /dev/null > $IRQ/smp_affinity_list
     fi
     i=$(( $i + 1 ))
 done
diff --git a/all_pairs/run_all_pairs_L3_ONLY.sh b/all_pairs/run_all_pairs_L3_ONLY.sh
new file mode 100755
index 0000000..8ed5eeb
--- /dev/null
+++ b/all_pairs/run_all_pairs_L3_ONLY.sh
@@ -0,0 +1,170 @@
+#!/bin/bash
+
+firstCore=$1
+secondCore=$2
+maxJobs=$3
+userRunID=$4
+tacleNames=tacleNames.txt
+
+if [ $# -lt 4 ]; then
+    echo "Usage $0 <first core ID> <second core ID> <number of iterations> <run ID> [TACLe names file] [--contend]"
+    exit
+fi
+
+if [ $# -gt 4 ]; then
+    echo "Using alternate list of TACLe benchmarks from $5"
+    tacleNames=$5
+fi
+
+if [ "$EUID" -ne 0 ]
+then
+    echo "You need to be root to enable interrupt isolation and real-time execution!"
+    exit
+fi
+
+echo "Making sure that binaries are up to date..."
+while read i; do
+    make bin/$i
+done < $tacleNames
+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..."
+
+# 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 2> /dev/null > $IRQ/smp_affinity_list
+    fi
+    i=$(( $i + 1 ))
+done
+
+# Read the names of each benchmark
+j=0
+while read i; do
+    tacleProg[$j]=$i
+    j=$(( $j + 1 ))
+done < $tacleNames
+
+echo "Done. Checking for wbinvd module..."
+if [[ ! -f "/proc/wbinvd" ]]; then
+    echo "ERROR: wbinvd module not loaded. Exiting..."
+    exit
+fi
+
+# Enable L3 isolation
+echo "Done. Enabling L3 isolation..."
+mount -t resctrl resctrl /sys/fs/resctrl
+mkdir -p /sys/fs/resctrl/benchmarks
+mkdir -p /sys/fs/resctrl/benchmarks2
+echo $firstCore > /sys/fs/resctrl/benchmarks/cpus_list
+echo $secondCore > /sys/fs/resctrl/benchmarks2/cpus_list
+# Reset global bandwith control and remove L3 from global
+echo "L3:0=ffff;1=ffff;2=ffff;3=0000" > /sys/fs/resctrl/schemata
+echo "MB:0=2048;1=2048;2=2048;3=2048" > /sys/fs/resctrl/schemata
+# Alloc half L3 to benchmark
+echo "L3:0=0000;1=0000;2=0000;3=ff00" > /sys/fs/resctrl/benchmarks/schemata
+echo "MB:0=2048;1=2048;2=2048;3=2048" > /sys/fs/resctrl/benchmarks/schemata
+# Alloc other half L3 to benchmark2
+echo "L3:0=0000;1=0000;2=0000;3=00ff" > /sys/fs/resctrl/benchmarks2/schemata
+echo "MB:0=2048;1=2048;2=2048;3=2048" > /sys/fs/resctrl/benchmarks2/schemata
+echo "Done. Verifying configuration with user..."
+
+# Generate file name string
+# We append to this as we parse the environment settings
+runID=$(date +"%b%d-%H")
+
+# Confirm configuration with user
+echo "=== Global Config ==="
+cat /sys/fs/resctrl/schemata
+echo "=== Core $firstCore Config ==="
+cat /sys/fs/resctrl/benchmarks/schemata
+echo "=== Core $secondCore Config ==="
+cat /sys/fs/resctrl/benchmarks2/schemata
+if [[ $6 == "--contend" ]]; then
+    if [[ ! -f "/playpen/mc2/imx6q-thrasher/thrasher" ]]; then
+        echo "ERROR: thrasher binary not found. Exiting..."
+        exit
+    fi
+    echo "Will run 6 contending tasks"
+    runID=$runID-c
+else
+    runID=$runID-xc
+fi
+if uname -a | grep -q "mc2"; then
+    echo "MC^2 Autodetected. Not supported by this script!."
+    exit
+else
+    echo "MC^2 not detected. Cache coloring will be enabled in the L3 only.."
+    runID=$runID-i3
+fi
+if pwd | grep -qi dis; then
+    echo "Autodetected DIS. Will use script-level looping."
+fi
+echo "Results will be saved as $runID-$userRunID-A.txt and $runID-$userRunID-B.txt"
+echo "Press enter to confirm environment, Ctrl-C to exit..."
+read
+
+# Start contending tasks
+if [[ $6 == "--contend" ]]; then
+    echo "Done. Starting 6 contending tasks..."
+    # Run two contending tasks on each other CCX
+    taskset -c 1 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 2 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 5 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 6 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 9 /playpen/mc2/imx6q-thrasher/thrasher &
+    taskset -c 10 /playpen/mc2/imx6q-thrasher/thrasher &
+fi
+sleep 1 # Wait for contending tasks to start
+echo "Done. Beginning benchmarks..."
+
+num_tests=$(wc -l < $tacleNames)
+for (( i = 0; i < $num_tests ; i++ ))
+do
+    for (( j = $i; j < $num_tests ; j++ ))  #loop through programs
+    do
+        # If using DIS, we have to iterate in the script as DIS won't do it for us
+        pwd | grep -qi dis
+        iters=$(python3 -c "print(int(not "$?")*("$maxJobs"-1))")
+        for ((k=0;k<=iters;k++)); do
+            # Autodetect MC^2
+            if uname -a | grep -q "mc2"; then
+                chrt -r 97 numactl -m 0 taskset -c $firstCore  ./bin/${tacleProg[$i]} ${tacleProg[$i]} $maxJobs $firstCore $secondCore ${tacleProg[$j]} $runID-$userRunID"-A" 1 & PID1=$!;
+                chrt -r 97 numactl -m 1 taskset -c $secondCore ./bin/${tacleProg[$j]} ${tacleProg[$j]} $maxJobs $secondCore $firstCore ${tacleProg[$i]} $runID-$userRunID"-B" 2 & PID2=$!;
+            else
+                chrt -r 97 taskset -c $firstCore  ./bin/${tacleProg[$i]} ${tacleProg[$i]} $maxJobs $firstCore $secondCore ${tacleProg[$j]} $runID-$userRunID-A 1 & PID1=$!;
+                chrt -r 97 taskset -c $secondCore ./bin/${tacleProg[$j]} ${tacleProg[$j]} $maxJobs $secondCore $firstCore ${tacleProg[$i]} $runID-$userRunID-B 2 & PID2=$!;
+            fi
+            wait $PID1 $PID2
+        done
+        echo ${tacleProg[$i]} ${tacleProg[$j]}
+    done
+    echo COMPLETE: ${tacleProg[$i]}
+done
+
+# End contending tasks
+if [[ $6 == "--contend" ]]; then
+    killall thrasher
+fi
+
+# Remove semaphores from system
+# Leaving them won't hurt these tests, but would be messy and is bad practice 
+# TODO: Do this directly in the benchmarks. They should clean up after themselves
+./bin/cleanupSemaphores
+
+# Put smp_affinty back the way it was
+i=0
+for IRQ in /proc/irq/*
+do
+    if [ -d $IRQ ]; then
+        echo ${irqList[$i]} 2> /dev/null > $IRQ/smp_affinity_list
+    fi
+    i=$(( $i + 1 ))
+done
+