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[BAEL-9370] Added linux scripts to test the applications performance
* Removed the mac scripts and the related documentation * Downgraded to java21 to fix the build
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Lines changed: 514 additions & 214254 deletions

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‎persistence-modules/spring-data-jpa-repo-5/pom.xml‎

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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>4.0.0-RC1</version>
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<version>3.4.13</version>
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</parent>
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<properties>
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<java.version>25</java.version>
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<java.version>21</java.version>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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</properties>
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</project>

‎persistence-modules/spring-data-jpa-repo-5/sample_output.txt‎

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This file was deleted.

‎persistence-modules/spring-data-jpa-repo-5/scripts/load-test-linux.sh‎

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#!/usr/bin/env bash
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set -euo pipefail
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# =========================
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# CONFIGURATION
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# =========================
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APP_COMMAND=""
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URL="http://localhost:8080/hello"
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URL_LOAD="http://localhost:8080/get-user"
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INTERVAL=0.01
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DURATION_SEC=30
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TPS=300
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MAX_CONCURRENCY=300
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MEM_SAMPLE_INTERVAL_NS=1000000000 # sample max memory every 1 second
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PEAK_RSS=0
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# =========================
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# SELECT MODE
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# =========================
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case "${1:-}" in
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aot)
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APP_COMMAND="java -Dspring.aot.enabled=true \
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-Dspring.aot.repositories.enabled=false \
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-jar spring-data-jpa-aot/target/spring-data-jpa-aot-0.0.1-SNAPSHOT.jar"
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;;
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aot-repo)
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APP_COMMAND="java -Dspring.aot.enabled=true \
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-Dspring.aot.repositories.enabled=true \
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-jar spring-data-jpa-aot-repository/target/spring-data-jpa-aot-repository-0.0.1-SNAPSHOT.jar"
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;;
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non-aot)
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APP_COMMAND="java -jar spring-data-jpa-not-aot/target/spring-data-jpa-not-aot-0.0.1-SNAPSHOT.jar"
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;;
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*)
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echo "Usage: $0 {aot|aot-repo|non-aot}"
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exit 1
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;;
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esac
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# =========================
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# START APPLICATION
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# =========================
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echo "Starting application..."
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start_ns=$(date +%s%N)
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bash -c "$APP_COMMAND" &
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APP_PID=$!
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echo "PID: $APP_PID"
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echo "Waiting for service at $URL ..."
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# Wait until HTTP 200
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while [[ "$(curl -s -o /dev/null -L -w "%{http_code}" "$URL")" != "200" ]]; do
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sleep "$INTERVAL"
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done
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end_ns=$(date +%s%N)
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elapsed_ms=$(((end_ns - start_ns) / 1000000))
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startup_mem=$(ps -o rss=,time= -p "$APP_PID")
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echo ""
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echo "==== STARTUP RESULTS ===="
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echo "Startup time: ${elapsed_ms} ms"
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echo "Memory/CPU (RSS KB / TIME): $startup_mem"
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# =========================
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# LOAD TEST SETUP
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# =========================
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echo ""
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echo "==== LOAD TEST ===="
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echo "URL: $URL_LOAD"
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echo "TPS: $TPS"
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echo "Duration: ${DURATION_SEC}s"
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START_NS=$(date +%s%N)
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END_NS=$((START_NS + DURATION_SEC * 1000000000))
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INTERVAL_NS=$((1000000000 / TPS))
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next_time=$START_NS
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METRICS_FILE=$(mktemp)
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MEMORY_BEFORE=$(ps -o rss=,time= -p "$APP_PID")
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# =========================
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# REQUEST FUNCTION
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# =========================
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get() {
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local url="$1"
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local start end duration_ms result code time_total
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start=$(date +%s%3N)
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result=$(curl --max-time 2 -s -o /dev/null -w "%{http_code} %{time_total}" "$url")
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code=$(awk '{print $1}' <<< "$result")
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time_total=$(awk '{print $2}' <<< "$result")
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end=$(date +%s%3N)
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duration_ms=$((end - start))
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echo "$code $time_total $duration_ms" >> "$METRICS_FILE"
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}
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# =========================
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# LOAD GENERATION (TPS + CONCURRENCY CONTROL)
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# =========================
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last_mem_sample=0
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while [[ "$(date +%s%N)" -lt "$END_NS" ]]; do
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now=$(date +%s%N)
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if (( now - last_mem_sample >= MEM_SAMPLE_INTERVAL_NS )); then
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current_rss=$(ps -o rss= -p "$APP_PID")
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if [[ "$current_rss" -gt "$PEAK_RSS" ]]; then
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PEAK_RSS=$current_rss
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fi
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last_mem_sample=$now
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fi
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while [[ "$now" -ge "$next_time" ]]; do
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# ---- concurrency cap (THIS is the new part) ----
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while [[ "$(jobs -rp | wc -l)" -ge "$MAX_CONCURRENCY" ]]; do
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sleep 0.001
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done
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get "$URL_LOAD" &
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next_time=$((next_time + INTERVAL_NS))
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done
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sleep 0.001
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done
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# Allow in-flight requests to finish (bounded)
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sleep 1
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# =========================
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# SHUTDOWN
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# =========================
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MEMORY_AFTER=$(ps -o rss=,time= -p "$APP_PID")
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echo "Stopping application..."
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kill "$APP_PID" 2>/dev/null || true
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sleep 2
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# =========================
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# RESULTS
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# =========================
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echo ""
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echo "==== RESULTS ===="
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total=$(wc -l < "$METRICS_FILE")
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success=$(awk '$1 ~ /^2/ {c++} END {print c+0}' "$METRICS_FILE")
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fail=$((total - success))
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avg_time=$(awk '{sum+=$2} END {if (NR>0) print sum/NR}' "$METRICS_FILE")
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avg_duration=$(awk '{sum+=$3} END {if (NR>0) print sum/NR}' "$METRICS_FILE")
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p95=$(awk '{print $2}' "$METRICS_FILE" | sort -n | awk '{a[NR]=$1} END {print a[int(NR*0.95)]}')
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max_time=$(awk '{print $2}' "$METRICS_FILE" | sort -n | tail -1)
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echo "Total requests: $total"
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echo "Success (2xx): $success"
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echo "Failed: $fail"
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echo "Avg time (curl): ${avg_time}s"
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echo "Avg duration (measured): ${avg_duration}ms"
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echo "P95: ${p95}s"
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echo "Max: ${max_time}s"
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echo ""
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echo "Max memory utilised: $PEAK_RSS"
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echo "Memory/CPU (RSS KB / TIME):"
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echo "Before: $MEMORY_BEFORE"
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echo "After : $MEMORY_AFTER"
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rm -f "$METRICS_FILE"

‎persistence-modules/spring-data-jpa-repo-5/scripts/load-test.sh‎

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This file was deleted.

persistence-modules/spring-data-jpa-repo-5/scripts/startup.sh renamed to persistence-modules/spring-data-jpa-repo-5/scripts/startup-linux.sh

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set -euo pipefail
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APP_COMMAND=""
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URL="http://localhost:8080/get-user"
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INTERVAL=0.01 # seconds between checks
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case "$1" in
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aot)
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APP_COMMAND="java -Dspring.aot.enabled=true \
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-Dspring.aot.repositories.enabled=false \
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-agentlib:native-image-agent=config-output-dir=target/native-image-hints \
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-jar spring-data-jpa-aot/target/spring-data-jpa-aot-0.0.1-SNAPSHOT.jar"
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;;
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aot-repo)
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APP_COMMAND="java -Dspring.aot.enabled=true \
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-Dspring.aot.repositories.enabled=true \
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-agentlib:native-image-agent=config-output-dir=target/native-image-hints \
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-Dspring.data.repositories.aot.enabled=true \
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-jar spring-data-jpa-aot-repository/target/spring-data-jpa-aot-repository-0.0.1-SNAPSHOT.jar"
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;;
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non-aot)
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# --- 1. Start your script in the background ---
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# Record start time in milliseconds
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start_ns=$(date +%s%N)
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# --- 2. Start the application ---
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$APP_COMMAND &
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APP_PID=$!
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echo "Started APP with PID $APP_PID"
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# --- 2. Start sampling in the background ---
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sudo sample $APP_PID > sample_output.txt &
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SAMPLE_PID=$!
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echo "Sampling process started (PID $SAMPLE_PID)"
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echo "Waiting for service at http://localhost:8080/get-user ..."
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echo "Started APP with PID: $APP_PID"
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# --- 3. Poll the endpoint until it returns HTTP 200 ---
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while [ "$(curl -s -o /dev/null -L -w ''%{http_code}'' http://localhost:8080/get-user)" != 200 ]
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do sleep 0.001;
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echo "Waiting for service at http://localhost:8080/get-user ..."
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while [ "$(curl -s -o /dev/null -L -w ''%{http_code}'' $URL)" != 200 ]
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do sleep $INTERVAL;
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done
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# Capture elapsed time (SECONDS has fractional part) and the memory info
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end_ns=$(date +%s%N)
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elapsed_ms=$(((end_ns - start_ns) / 1000000))
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MEMINFO=$(ps -o rss,vsz,pcpu,time -p $APP_PID | tail -1)
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## --- 4. Stop sampling and show results ---
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#echo "Stopping sample..."
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#sudo kill -INT "$SAMPLE_PID"
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#wait "$SAMPLE_PID" 2>/dev/null || true
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#
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## Give sample a moment to flush output
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#sleep 2
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MEMINFO=$(ps -o rss=,time= -p "$APP_PID")
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# --- 5. Clean up ---
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echo "Stopping startup process..."
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sleep 3
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echo "Done."
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THREADS=$(grep -E "Thread_[0-9]+" sample_output.txt | wc -l)
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echo "==== RESULTS ===="
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echo "time elapsed $elapsed_ms millis"
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echo "Threads: $THREADS"
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echo "Memory/CPU (RSS KB / VSZ KB / %CPU / CPU Time): $MEMINFO"
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echo "Process Specific Memory/CPU (RSS KB / CPU Time): $MEMINFO"

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