Created
September 17, 2024 15:42
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Benchmark Steve list API while resources are being changed
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| #!/bin/bash | |
| set -euo pipefail | |
| # Global variables | |
| KUBECONFIG="../tofu/main/k3d/config/upstream.yaml" | |
| CONTEXT="k3d-st-upstream" | |
| KUBERNETES_BASE_URL="https://localhost:6445" | |
| STEVE_BASE_URL="https://localhost:8444" | |
| USERNAME="admin" | |
| PASSWORD="adminadminadmin" | |
| CONFIGMAPS=(1 1000 3000 6000) | |
| CHANGES_PER_SECOND=(0 100 200 400) | |
| rm -f prepare_config_maps.log | |
| rm -f change_config_maps.log | |
| rm -f api_benchmark.log | |
| echo "base_config_maps,config_map_changes_per_vu_per_second,p(95)" | |
| # Iterate over configmaps | |
| for cm in "${CONFIGMAPS[@]}"; do | |
| # Prepare a set of configmaps which will not change | |
| k6 run -e KUBECONFIG=$KUBECONFIG -e CONTEXT=$CONTEXT -e BASE_URL=$KUBERNETES_BASE_URL -e CONFIG_MAP_COUNT=$cm -e SECRET_COUNT=10 create_k8s_resources.js 2>&1 >> prepare_config_maps.log | |
| # Iterate over changes per second | |
| for cps in "${CHANGES_PER_SECOND[@]}"; do | |
| # Run change_config_maps.js in the background | |
| if [[ $cps -gt 0 ]]; then | |
| k6 run -e KUBECONFIG=$KUBECONFIG -e CONTEXT=$CONTEXT -e BASE_URL=$KUBERNETES_BASE_URL -e RATE=$cps -e VUS=100 change_config_maps.js 2>&1 >> change_config_maps.log & | |
| change_pid=$! | |
| sleep 10 | |
| fi | |
| # Run load_test in the foreground | |
| k6_output=$(k6 run -e BASE_URL=https://localhost:8444 -e USERNAME=admin -e PASSWORD=adminadminadmin -e RESOURCE=configmaps -e PER_VU_ITERATIONS=500 -e PAGINATION_STYLE=steve -e FIRST_PAGE_ONLY=true api_benchmark.js 2>&1 | tee -a api_benchmark.log) | |
| # extract http_req_duration's p(95) value | |
| p95_value=$(echo "$k6_output" | grep "http_req_duration" | awk '{for(i=1;i<=NF;i++) if ($i ~ /^p\(95\)=/) print $i}' | cut -d'=' -f2) | |
| echo "$cm,$cps,$p95_value" | |
| # Kill the background change_configmaps process | |
| if [[ $cps -gt 0 ]]; then | |
| kill $change_pid 2>/dev/null || true | |
| fi | |
| done | |
| done |
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