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-rwxr-xr-xall_pairs/run_all_pairs.sh168
1 files changed, 0 insertions, 168 deletions
diff --git a/all_pairs/run_all_pairs.sh b/all_pairs/run_all_pairs.sh
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--- a/all_pairs/run_all_pairs.sh
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1#!/bin/bash
2
3firstCore=$1
4secondCore=$2
5maxJobs=$3
6userRunID=$4
7tacleNames=tacleNames.txt
8
9if [ $# -lt 4 ]; then
10 echo "Usage $0 <first core ID> <second core ID> <number of iterations> <run ID> [TACLe names file] [--contend]"
11 exit
12fi
13
14if [ $# -gt 4 ]; then
15 echo "Using alternate list of TACLe benchmarks from $5"
16 tacleNames=$5
17fi
18
19if [ "$EUID" -ne 0 ]
20then
21 echo "You need to be root to enable interrupt isolation and real-time execution!"
22 exit
23fi
24
25echo "Making sure that binaries are up to date..."
26while read i; do
27 make bin/$i
28done < $tacleNames
29echo "Done. Disabling real-time throttling..."
30
31# Turn off rt throttling
32echo -1 > /proc/sys/kernel/sched_rt_runtime_us
33echo "Done. Redirecting all interrupts to core 0..."
34
35# Redirect all interrupts to core 0
36i=0
37for IRQ in /proc/irq/*
38do
39 # Skip default_smp_affinity
40 if [ -d $IRQ ]; then
41 irqList[$i]=$(cat $IRQ/smp_affinity_list)
42 echo 0 2> /dev/null > $IRQ/smp_affinity_list
43 fi
44 i=$(( $i + 1 ))
45done
46
47# Read the names of each benchmark
48j=0
49while read i; do
50 tacleProg[$j]=$i
51 j=$(( $j + 1 ))
52done < $tacleNames
53
54echo "Done. Checking for wbinvd module..."
55if [[ ! -f "/proc/wbinvd" ]]; then
56 echo "ERROR: wbinvd module not loaded. Exiting..."
57 exit
58fi
59
60echo "Done. Setting cores $firstCore and $secondCore to 'performance'..."
61echo "performance" > /sys/devices/system/cpu/cpu$firstCore/cpufreq/scaling_governor
62echo "performance" > /sys/devices/system/cpu/cpu$secondCore/cpufreq/scaling_governor
63
64# Enable L3 isolation
65echo "Done. Enabling L3 isolation..."
66mount -t resctrl resctrl /sys/fs/resctrl
67mkdir -p /sys/fs/resctrl/benchmarks
68echo $firstCore > /sys/fs/resctrl/benchmarks/cpus_list
69echo $secondCore > /sys/fs/resctrl/benchmarks/cpus_list
70# Reset global bandwith control and remove L3 from global
71echo "L3:0=ffff;1=ffff;2=ffff;3=0000" > /sys/fs/resctrl/schemata
72echo "MB:0=2048;1=2048;2=2048;3=2048" > /sys/fs/resctrl/schemata
73# Alloc L3 to benchmark
74echo "L3:0=0000;1=0000;2=0000;3=ffff" > /sys/fs/resctrl/benchmarks/schemata
75echo "MB:0=2048;1=2048;2=2048;3=2048" > /sys/fs/resctrl/benchmarks/schemata
76echo "Done. Verifying configuration with user..."
77
78# Generate file name string
79# We append to this as we parse the environment settings
80runID=$(date +"%b%d-%H")
81
82# Confirm configuration with user
83echo "=== Global Config ==="
84cat /sys/fs/resctrl/schemata
85echo "=== Core $firstCore and $secondCore Config ==="
86cat /sys/fs/resctrl/benchmarks/schemata
87if [[ $6 == "--contend" ]]; then
88 if [[ ! -f "/playpen/mc2/imx6q-thrasher/thrasher" ]]; then
89 echo "ERROR: thrasher binary not fonud. Exiting..."
90 exit
91 fi
92 echo "Will run 6 contending tasks"
93 runID=$runID-c
94else
95 runID=$runID-xc
96fi
97if uname -a | grep -q "mc2"; then
98 echo "MC^2 Autodetected. Cache coloring will be enabled."
99 runID=$runID-i
100else
101 echo "MC^2 not detected. Cache coloring will be DISABLED."
102 runID=$runID-xi
103fi
104if pwd | grep -qi dis; then
105 echo "Autodetected DIS. Will use script-level looping."
106fi
107echo "Results will be saved as $runID-$userRunID-A.txt and $runID-$userRunID-B.txt"
108echo "Press enter to confirm environment, Ctrl-C to exit..."
109read
110
111# Start contending tasks
112if [[ $6 == "--contend" ]]; then
113 echo "Done. Starting 6 contending tasks..."
114 # Run two contending tasks on each other CCX
115 taskset -c 1 /playpen/mc2/imx6q-thrasher/thrasher &
116 taskset -c 2 /playpen/mc2/imx6q-thrasher/thrasher &
117 taskset -c 5 /playpen/mc2/imx6q-thrasher/thrasher &
118 taskset -c 6 /playpen/mc2/imx6q-thrasher/thrasher &
119 taskset -c 9 /playpen/mc2/imx6q-thrasher/thrasher &
120 taskset -c 10 /playpen/mc2/imx6q-thrasher/thrasher &
121fi
122sleep 1 # Wait for contending tasks to start
123echo "Done. Beginning benchmarks..."
124
125num_tests=$(wc -l < $tacleNames)
126for (( i = 0; i < $num_tests ; i++ ))
127do
128 for (( j = $i; j < $num_tests ; j++ )) #loop through programs
129 do
130 # If using DIS, we have to iterate in the script as DIS won't do it for us
131 pwd | grep -qi dis
132 iters=$(python3 -c "print(int(not "$?")*("$maxJobs"-1))")
133 for ((k=0;k<=iters;k++)); do
134 # Autodetect MC^2
135 if uname -a | grep -q "mc2"; then
136 chrt -r 97 numactl -m 0 taskset -c $firstCore ./bin/${tacleProg[$i]} ${tacleProg[$i]} $maxJobs $firstCore $secondCore ${tacleProg[$j]} $runID-$userRunID"-A" 1 & PID1=$!;
137 chrt -r 97 numactl -m 1 taskset -c $secondCore ./bin/${tacleProg[$j]} ${tacleProg[$j]} $maxJobs $secondCore $firstCore ${tacleProg[$i]} $runID-$userRunID"-B" 2 & PID2=$!;
138 else
139 chrt -r 97 taskset -c $firstCore ./bin/${tacleProg[$i]} ${tacleProg[$i]} $maxJobs $firstCore $secondCore ${tacleProg[$j]} $runID-$userRunID-A 1 & PID1=$!;
140 chrt -r 97 taskset -c $secondCore ./bin/${tacleProg[$j]} ${tacleProg[$j]} $maxJobs $secondCore $firstCore ${tacleProg[$i]} $runID-$userRunID-B 2 & PID2=$!;
141 fi
142 wait $PID1 $PID2
143 done
144 echo ${tacleProg[$i]} ${tacleProg[$j]}
145 done
146 echo COMPLETE: ${tacleProg[$i]}
147done
148
149# End contending tasks
150if [[ $6 == "--contend" ]]; then
151 killall thrasher
152fi
153
154# Remove semaphores from system
155# Leaving them won't hurt these tests, but would be messy and is bad practice
156# TODO: Do this directly in the benchmarks. They should clean up after themselves
157./bin/cleanupSemaphores
158
159# Put smp_affinty back the way it was
160i=0
161for IRQ in /proc/irq/*
162do
163 if [ -d $IRQ ]; then
164 echo ${irqList[$i]} 2> /dev/null > $IRQ/smp_affinity_list
165 fi
166 i=$(( $i + 1 ))
167done
168