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Marcelo Amaral
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add more scenarios to stress-ng
Signed-off-by: Marcelo Amaral <[email protected]>
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‎model_training/benchmark/stressng.yaml‎

Lines changed: 271 additions & 46 deletions
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@@ -11,31 +11,73 @@ spec:
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template:
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spec:
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containers:
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- name: stress
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image: alexeiled/stress-ng
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- name: stress-{{ index .stress 1 }}
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image: quay.io/sustainability/stress-ng:0.16.02
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imagePullPolicy: IfNotPresent
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env:
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- name: TIMEOUT
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value: 120s
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value: "30"
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securityContext:
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privileged: true
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command:
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- /stress-ng
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{{ if ne (index .stress 0) "0" -}}
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- --cpu
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- "{{ index .stress 0 }}"
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{{ end -}}
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{{ if ne (index .stress 1) "0" -}}
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- --io
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- "{{ index .stress 1 }}"
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{{ end -}}
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{{ if ne (index .stress 2) "0" -}}
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- --vm
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- "{{ index .stress 2 }}"
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- --vm-bytes
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- "{{ index .stress 3 }}"
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{{ end -}}
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- --timeout
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- $(TIMEOUT)
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- --metrics-brief
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- /bin/sh
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- -c
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- |
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{{ if eq (index .stress 1) "sleep" -}}
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sleep $(TIMEOUT)
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exit 0
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{{ end -}}
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# Different processes can be executed, so that to do CPU pinning properly we store the cpu index to be use in a file
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# If the files does not exist, we populate the file with the CPU index
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lscpu | grep "NUMA node"| tail -n +2 | while read -r line; do
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cpus=$(echo $line | awk '{print $4}' | sed 's/,.*//g' | sed 's/-/ /g')
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for i in $(seq $cpus); do
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echo $i >> cpu-idx
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done
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done
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lscpu | grep "NUMA node"| tail -n +2 | while read -r line; do
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cpus=$(echo $line | awk '{print $4}' | sed 's/.*,//g' | sed 's/-/ /g') # the difference here is regex of the ","
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for i in $(seq $cpus); do
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echo $i >> cpu-idx
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done
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done
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# Store the CPU max freq to revert it back if changed
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{{ if ne (index .stress 0) "none" -}}
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mount -o remount,rw /sys/devices/system/cpu/cpufreq
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cat "/sys/devices/system/cpu/cpufreq/policy0/scaling_max_freq" > max_freq
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{{ end -}}
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for i in $(seq 1 {{ index .stress 2 }}); do
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CPU=$(cat cpu-idx | tail -n 1)
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cat cpu-idx | head -n -1 > tmp-cpu && rm -f cpu-idx && mv tmp-cpu cpu-idx
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{{ if ne (index .stress 0) "none" -}}
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echo {{ index .stress 0 }} | tee /sys/devices/system/cpu/cpufreq/policy${CPU}/scaling_max_freq
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{{ end -}}
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echo /usr/bin/stress-ng --{{ index .stress 1 }} 1 --taskset ${CPU} {{ if ne (index .stress 3) "none" -}} --{{ index .stress 3 }} "{{ index .stress 4 }}" {{ end -}} --timeout $(TIMEOUT) --aggressive --metrics-brief
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/usr/bin/stress-ng --{{ index .stress 1}} 1 --taskset ${CPU} {{ if ne (index .stress 3) "none" -}} --{{ index .stress 3 }} "{{ index .stress 4 }}" {{ end -}} --timeout $(TIMEOUT) --aggressive --metrics-brief &
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done
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wait
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# Revert the CPU freq back to max
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{{ if ne (index .stress 0) "none" -}}
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FREQ=$(cat max_freq)
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echo $FREQ | tee /sys/devices/system/cpu/cpufreq/policy${CPU}/scaling_max_freq
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{{ end -}}
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echo "finished"
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volumeMounts:
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- mountPath: /sys/devices/system/cpu/cpufreq
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name: system-cpu
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propagation: bidirectional
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readOnly: false
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volumes:
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- name: system-cpu
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hostPath:
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path: /sys/devices/system/cpu/cpufreq
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# type: File
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type: Directory
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restartPolicy: Never
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parserKey: stress
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repetition: 1
@@ -44,29 +86,212 @@ spec:
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iterations:
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- name: stress
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values:
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- "0;0;1;500M"
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- "0;0;4;500M"
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- "0;0;8;500M"
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- "0;0;16;500M"
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- "0;0;32;500M"
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- "0;0;1;1G"
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- "0;0;4;1G"
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- "0;0;8;1G"
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- "0;0;16;1G"
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- "0;0;32;1G"
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- "0;0;1;2G"
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- "0;0;4;2G"
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- "0;0;8;2G"
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- "0;0;16;2G"
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- "0;0;32;2G"
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- "1;0;0;0"
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- "4;0;0;0"
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- "8;0;0;0"
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- "16;0;0;0"
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- "32;0;0;0"
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- "0;1;0;0"
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- "0;4;0;0"
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- "0;8;0;0"
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- "0;16;0;0"
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- "0;32;0;0"
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# The baseline scenarios are used to calculate the OS/Backgroud/Idle and activation power.
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# These two powers allows us to separate the dynamic power consumption from the user workloads by calculating the delta of scenarios.
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# For each scenarios, each workload power = (scenarioPower - OS/Backgroud/IdlePower - activationPower) / numWorkloads
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# This will be the best ground truth of the dynamic power to validate the estimated dynamic power consumption later.
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#
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# The max CPU frequency in baselineMachine is 3600000 and the min is 1200000. We define 3 slopes between the min and max freq as (max-min)/3 = 800000.
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# Then we will test with frequencies of 2000000, 2800000 and 3600000.
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#
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# We first execute the baseline scenarios.
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# cpuFrequency;useOrNotHT;mainWorkload;numInstances;extraParam;extraParamValue
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- "none;sleep;none;none;none" # capture the OS/backgroud power consumption
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- "3600000;cpu;1;none;none" # the incremental power from the previous scenarios is activation + workload power
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- "3600000;cpu;2;none;none" # the incremental power from the previous scenarios is only the workload power
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#
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# Then we execute the all other workloads.
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# cpu: is used to stress the CPU
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# The baselineMachine has 32 CPUs with 2 hyperthreads
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- "2000000;cpu;4;none;none"
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- "2000000;cpu;8;none;none"
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- "2000000;cpu;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;cpu;24;none;none"
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- "2000000;cpu;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;cpu;4;none;none"
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- "2800000;cpu;8;none;none"
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- "2800000;cpu;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;cpu;24;none;none"
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- "2800000;cpu;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;cpu;4;none;none"
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- "3600000;cpu;8;none;none"
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- "3600000;cpu;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;cpu;24;none;none"
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- "3600000;cpu;32;none;none" # max HT cores in baselineMachine (32)
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#
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# branch: is used to stress branch by branch to 1024 randomly selected locations and hence exercise
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# the CPU branch prediction logic
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- "2000000;branch;4;none;none"
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- "2000000;branch;8;none;none"
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- "2000000;branch;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;branch;24;none;none"
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- "2000000;branch;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;branch;4;none;none"
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- "2800000;branch;8;none;none"
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- "2800000;branch;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;branch;24;none;none"
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- "2800000;branch;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;branch;4;none;none"
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- "3600000;branch;8;none;none"
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- "3600000;branch;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;branch;24;none;none"
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- "3600000;branch;32;none;none" # max HT cores in baselineMachine (32)
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#
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# cyclic: is used to stress linux schedulers with cyclic nanosecond sleeps
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- "2000000;cyclic;4;none;none"
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- "2000000;cyclic;8;none;none"
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- "2000000;cyclic;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;cyclic;24;none;none"
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- "2000000;cyclic;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;cyclic;4;none;none"
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- "2800000;cyclic;8;none;none"
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- "2800000;cyclic;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;cyclic;24;none;none"
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- "2800000;cyclic;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;cyclic;4;none;none"
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- "3600000;cyclic;8;none;none"
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- "3600000;cyclic;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;cyclic;24;none;none"
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- "3600000;cyclic;32;none;none" # max HT cores in baselineMachine (32)
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#
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# regs: start N workers exercising CPU generic registers
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- "2000000;regs;4;none;none"
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- "2000000;regs;8;none;none"
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- "2000000;regs;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;regs;24;none;none"
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- "2000000;regs;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;regs;4;none;none"
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- "2800000;regs;8;none;none"
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- "2800000;regs;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;regs;24;none;none"
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- "2800000;regs;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;regs;4;none;none"
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- "3600000;regs;8;none;none"
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- "3600000;regs;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;regs;24;none;none"
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- "3600000;regs;32;none;none" # max HT cores in baselineMachine (32)
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#
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# l1cache: is used to stress CPU level 1 cache with reads and writes
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- "2000000;l1cache;4;none;none"
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- "2000000;l1cache;8;none;none"
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- "2000000;l1cache;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;l1cache;24;none;none"
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- "2000000;l1cache;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;l1cache;4;none;none"
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- "2800000;l1cache;8;none;none"
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- "2800000;l1cache;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;l1cache;24;none;none"
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- "2800000;l1cache;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;l1cache;4;none;none"
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- "3600000;l1cache;8;none;none"
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- "3600000;l1cache;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;l1cache;24;none;none"
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- "3600000;l1cache;32;none;none" # max HT cores in baselineMachine (32)
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#
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# cache: is used to stress the CPU cache with random wide spread memory read and writes to thrash the CPU cache
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- "2000000;cache;4;none;none"
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- "2000000;cache;8;none;none"
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- "2000000;cache;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;cache;24;none;none"
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- "2000000;cache;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;cache;4;none;none"
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- "2800000;cache;8;none;none"
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- "2800000;cache;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;cache;24;none;none"
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- "2800000;cache;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;cache;4;none;none"
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- "3600000;cache;8;none;none"
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- "3600000;cache;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;cache;24;none;none"
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- "3600000;cache;32;none;none" # max HT cores in baselineMachine (32)
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#
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# stream: "Sustainable Memory Bandwidth in High Performance Computers" benchmarking tool by John D. McCalpin
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- "2000000;stream;4;none;none"
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- "2000000;stream;8;none;none"
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- "2000000;stream;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;stream;24;none;none"
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- "2000000;stream;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;stream;4;none;none"
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- "2800000;stream;8;none;none"
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- "2800000;stream;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;stream;24;none;none"
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- "2800000;stream;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;stream;4;none;none"
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- "3600000;stream;8;none;none"
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- "3600000;stream;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;stream;24;none;none"
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- "3600000;stream;32;none;none" # max HT cores in baselineMachine (32)
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#
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# A common recommendation is to use around 80-90% of the available memory for stress testing.
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# The baselineMachine has 20Gi free, we make two tests 80%
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# --vm-rw: is used to stress the virtual memory subsystem by allocating memory pages and continuously
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# writing and reading data to and from them. This simulates a scenario where memory is frequently used
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# and modified. This test stress both memory allocation and data access.
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- "2000000;vm-rw;4;vm-rw-bytes;16G"
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- "2000000;vm-rw;8;vm-rw-bytes;16G"
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- "2000000;vm-rw;15;vm-rw-bytes;16G" # max CPU cores in baselineMachine (15)
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- "2000000;vm-rw;24;vm-rw-bytes;16G"
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- "2000000;vm-rw;32;vm-rw-bytes;16G" # max HT cores in baselineMachine (32)
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- "2800000;vm-rw;4;vm-rw-bytes;16G"
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- "2800000;vm-rw;8;vm-rw-bytes;16G"
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- "2800000;vm-rw;15;vm-rw-bytes;16G" # max CPU cores in baselineMachine (15)
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- "2800000;vm-rw;24;vm-rw-bytes;16G"
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- "2800000;vm-rw;32;vm-rw-bytes;16G" # max HT cores in baselineMachine (32)
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- "3600000;vm-rw;4;vm-rw-bytes;16G"
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- "3600000;vm-rw;8;vm-rw-bytes;16G"
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- "3600000;vm-rw;15;vm-rw-bytes;16G" # max CPU cores in baselineMachine (15)
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- "3600000;vm-rw;24;vm-rw-bytes;16G"
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- "3600000;vm-rw;32;vm-rw-bytes;16G" # max HT cores in baselineMachine (32)
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#
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# --iomix: is used to stress a mix of sequential, random and memory mapped read/write operations as
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# well as random copy file read/writes, forced sync'ing and (if run as root) cache dropping.
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- "2000000;iomix;4;none;none"
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- "2000000;iomix;8;none;none"
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- "2000000;iomix;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;iomix;24;none;none"
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- "2000000;iomix;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;iomix;4;none;none"
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- "2800000;iomix;8;none;none"
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- "2800000;iomix;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;iomix;24;none;none"
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- "2800000;iomix;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;iomix;4;none;none"
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- "3600000;iomix;8;none;none"
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- "3600000;iomix;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;iomix;24;none;none"
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- "3600000;iomix;32;none;none" # max HT cores in baselineMachine (32)
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#
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# pipe: is used to stress pipe write operations
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- "2000000;pipe;4;none;none"
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- "2000000;pipe;8;none;none"
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- "2000000;pipe;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;pipe;24;none;none"
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- "2000000;pipe;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;pipe;4;none;none"
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- "2800000;pipe;8;none;none"
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- "2800000;pipe;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;pipe;24;none;none"
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- "2800000;pipe;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;pipe;4;none;none"
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- "3600000;pipe;8;none;none"
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- "3600000;pipe;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;pipe;24;none;none"
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- "3600000;pipe;32;none;none" # max HT cores in baselineMachine (32)
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#
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# sctp: is used to stress the network performing SCTP send/receives
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- "2000000;sctp;4;none;none"
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- "2000000;sctp;8;none;none"
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- "2000000;sctp;15;none;none" # max CPU cores in baselineMachine (15)
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- "2000000;sctp;24;none;none"
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- "2000000;sctp;32;none;none" # max HT cores in baselineMachine (32)
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- "2800000;sctp;4;none;none"
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- "2800000;sctp;8;none;none"
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- "2800000;sctp;15;none;none" # max CPU cores in baselineMachine (15)
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- "2800000;sctp;24;none;none"
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- "2800000;sctp;32;none;none" # max HT cores in baselineMachine (32)
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- "3600000;sctp;4;none;none"
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- "3600000;sctp;8;none;none"
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- "3600000;sctp;15;none;none" # max CPU cores in baselineMachine (15)
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- "3600000;sctp;24;none;none"
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- "3600000;sctp;32;none;none" # max HT cores in baselineMachine (32)
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sequential: true

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