#!/usr/bin/env bash
# Usage: live-set.sh <java-home> <label> [jvm args...]
# Starts the server, forces a full GC through /live, and prints the heap still in use.
# This is the resident data set: 3,000,000 two-int records plus the Spring Boot baseline.
set -u
JH=$1; LABEL=$2; shift 2
JAR="$(dirname "$0")/../target/jdk27-perf-1.0.0.jar"
PORT=${PORT:-18082}
"$JH/bin/java" "$@" -jar "$JAR" --server.port=$PORT --spring.main.banner-mode=off \
    --logging.level.root=WARN > /dev/null 2>&1 &
PID=$!
until [ "$(curl -s -o /dev/null -m 2 -w '%{http_code}' "localhost:$PORT/stats")" = 200 ]; do sleep 0.05; done
live=$(curl -s "localhost:$PORT/live" | sed -n 's/.*"liveHeapMiB":\([0-9]*\).*/\1/p')
echo "$LABEL: live heap after full GC ${live} MiB"
kill $PID 2>/dev/null; wait $PID 2>/dev/null