Revert "added standalone run scripts for all tests and experiments"
This reverts commit a54a29e486.
This commit is contained in:
@@ -2,149 +2,119 @@
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set -euo pipefail
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LC_ALL=C
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ROOT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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DIR=$(cd "$(dirname "$0")" && pwd)
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cd "$DIR"
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gcc -O2 -pthread -o thread_recursive thread_recursive.c -lm
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echo "Compiled thread_recursive"
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# Usage:
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# ./run_thread_recursive.sh [branch] [depth] [hold_seconds]
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# Example:
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# ./run_thread_recursive.sh 6 6 6
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BRANCH=${1:-6}
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DEPTH=${2:-6}
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HOLD=${3:-6}
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RESULTS_CSV="$DIR/results.csv"
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RUNS_DIR="$DIR/runs"
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mkdir -p "$RUNS_DIR"
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RUN_ID=$(date +"%Y%m%d_%H%M%S")
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OUT_DIR="$ROOT_DIR/runs/$RUN_ID"
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mkdir -p "$OUT_DIR"
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STDOUT_LOG="$RUNS_DIR/${RUN_ID}_stdout.log"
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STDERR_LOG="$RUNS_DIR/${RUN_ID}_stderr.log"
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SAMPLE_LOG="$RUNS_DIR/${RUN_ID}_samples.csv"
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LOG_FILE="$OUT_DIR/activity.log"
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if [ ! -f "$RESULTS_CSV" ]; then
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echo "run_id,timestamp,host,kernel,branch,depth,hold_s,exit_code,wall_s,max_rss_kb,max_vsz_kb,max_threads,avg_cpu,max_cpu,total_created_threads,estimated_full_tree" > "$RESULTS_CSV"
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fi
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log() {
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echo "[$(date -Iseconds)] $*" | tee -a "$LOG_FILE"
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}
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echo "Running: ./thread_recursive -b $BRANCH -d $DEPTH -s $HOLD"
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count_processes() {
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ls -d /proc/[0-9]* 2>/dev/null | wc -l
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}
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START_UPTIME=$(awk '{print $1}' /proc/uptime)
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./thread_recursive -b "$BRANCH" -d "$DEPTH" -s "$HOLD" >"$STDOUT_LOG" 2>"$STDERR_LOG" &
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PID=$!
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count_threads_total() {
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awk '/^Threads:/ {sum+=$2} END {print sum+0}' /proc/[0-9]*/status 2>/dev/null || echo 0
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}
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echo "Sampling metrics for PID=$PID (1s interval)"
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echo "sec_from_start,cpu_pct,rss_kb,vsz_kb,nlwp" > "$SAMPLE_LOG"
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get_mem_kb() {
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awk '/^MemTotal:/ {t=$2} /^MemAvailable:/ {a=$2} END {print t" "a}' /proc/meminfo
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}
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MAX_RSS=0
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MAX_VSZ=0
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MAX_THR=0
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MAX_CPU=0
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SUM_CPU=0
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SAMPLE_COUNT=0
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sample_process_csv() {
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local pid="$1"
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local csv="$2"
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local start_uptime="$3"
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local max_seconds="$4"
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CLK_TCK=$(getconf CLK_TCK)
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PREV_UPTIME=$(awk '{print $1}' /proc/uptime)
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PREV_TICKS=0
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if [ -r "/proc/$PID/stat" ]; then
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PREV_TICKS=$(awk '{print $14 + $15}' "/proc/$PID/stat" 2>/dev/null || echo 0)
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fi
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local have_pidstat=0
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if command -v pidstat >/dev/null 2>&1; then
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have_pidstat=1
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else
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log "pidstat not found; install sysstat for accurate CPU sampling"
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fi
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while kill -0 "$PID" 2>/dev/null; do
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NOW_UPTIME=$(awk '{print $1}' /proc/uptime)
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ELAPSED_S=$(awk -v s="$START_UPTIME" -v n="$NOW_UPTIME" 'BEGIN{printf "%.3f", (n-s)}')
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local prev_cpu_total=0
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local prev_cpu_idle=0
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if [ -r /proc/stat ]; then
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read -r _ c_user c_nice c_system c_idle c_iowait c_irq c_softirq c_steal _ _ < /proc/stat
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prev_cpu_total=$((c_user + c_nice + c_system + c_idle + c_iowait + c_irq + c_softirq + c_steal))
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prev_cpu_idle=$((c_idle + c_iowait))
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fi
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if [ -r "/proc/$PID/status" ] && [ -r "/proc/$PID/stat" ]; then
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RSS=$(awk '/^VmRSS:/ {print $2}' "/proc/$PID/status" 2>/dev/null || echo 0)
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VSZ=$(awk '/^VmSize:/ {print $2}' "/proc/$PID/status" 2>/dev/null || echo 0)
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NLWP=$(awk '/^Threads:/ {print $2}' "/proc/$PID/status" 2>/dev/null || echo 0)
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CUR_TICKS=$(awk '{print $14 + $15}' "/proc/$PID/stat" 2>/dev/null || echo 0)
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while kill -0 "$pid" 2>/dev/null; do
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local now_uptime elapsed_s
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now_uptime=$(awk '{print $1}' /proc/uptime)
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elapsed_s=$(awk -v s="$start_uptime" -v n="$now_uptime" 'BEGIN{printf "%.3f", (n-s)}')
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RSS=${RSS:-0}
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VSZ=${VSZ:-0}
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NLWP=${NLWP:-0}
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if [ "$max_seconds" -gt 0 ]; then
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if awk -v e="$elapsed_s" -v m="$max_seconds" 'BEGIN{exit (e>m)?0:1}'; then
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log "Timeout reached (${max_seconds}s), stopping PID=$pid"
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kill -TERM "-$pid" 2>/dev/null || true
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sleep 2
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kill -KILL "-$pid" 2>/dev/null || true
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break
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fi
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fi
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DT=$(awk -v a="$PREV_UPTIME" -v b="$NOW_UPTIME" 'BEGIN{print b-a}')
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DC=$(awk -v a="$PREV_TICKS" -v b="$CUR_TICKS" 'BEGIN{print b-a}')
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CPU=$(awk -v dt="$DT" -v dc="$DC" -v hz="$CLK_TCK" 'BEGIN{ if (dt<=0) printf "0.00"; else printf "%.2f", (100.0*dc)/(dt*hz) }')
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local proc_count thread_total
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proc_count=$(count_processes || echo 0)
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thread_total=$(count_threads_total || echo 0)
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echo "$ELAPSED_S,$CPU,$RSS,$VSZ,$NLWP" >> "$SAMPLE_LOG"
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local load1 load5 load15
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read -r load1 load5 load15 _ < /proc/loadavg
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MAX_RSS=$(awk -v a="$MAX_RSS" -v b="$RSS" 'BEGIN{print (b>a)?b:a}')
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MAX_VSZ=$(awk -v a="$MAX_VSZ" -v b="$VSZ" 'BEGIN{print (b>a)?b:a}')
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MAX_THR=$(awk -v a="$MAX_THR" -v b="$NLWP" 'BEGIN{print (b>a)?b:a}')
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MAX_CPU=$(awk -v a="$MAX_CPU" -v b="$CPU" 'BEGIN{print (b>a)?b:a}')
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SUM_CPU=$(awk -v s="$SUM_CPU" -v c="$CPU" 'BEGIN{print s+c}')
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SAMPLE_COUNT=$((SAMPLE_COUNT + 1))
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local mem_total mem_avail mem_used
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read -r mem_total mem_avail < <(get_mem_kb || echo "0 0")
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mem_used=$((mem_total - mem_avail))
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PREV_UPTIME=$NOW_UPTIME
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PREV_TICKS=$CUR_TICKS
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fi
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sleep 1
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done
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local cpu rss vsz nlwp
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rss=$(awk '/^VmRSS:/ {print $2}' "/proc/$pid/status" 2>/dev/null || echo 0)
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vsz=$(awk '/^VmSize:/ {print $2}' "/proc/$pid/status" 2>/dev/null || echo 0)
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nlwp=$(awk '/^Threads:/ {print $2}' "/proc/$pid/status" 2>/dev/null || echo 0)
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if [ "$have_pidstat" -eq 1 ]; then
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cpu=$(pidstat -p "$pid" 1 1 2>/dev/null | awk -v p="$pid" '$1 ~ /^[0-9]/ && $3==p {print $8; exit}')
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cpu=${cpu:-0.00}
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else
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cpu=0.00
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fi
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local stk=0 heap=0
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set +e
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wait "$PID"
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EXIT_CODE=$?
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set -e
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END_UPTIME=$(awk '{print $1}' /proc/uptime)
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WALL_S=$(awk -v s="$START_UPTIME" -v e="$END_UPTIME" 'BEGIN{printf "%.6f", (e-s)}')
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local sys_cpu_pct=0.00
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if [ -r /proc/stat ]; then
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read -r _ c_user c_nice c_system c_idle c_iowait c_irq c_softirq c_steal _ _ < /proc/stat
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local cpu_total=$((c_user + c_nice + c_system + c_idle + c_iowait + c_irq + c_softirq + c_steal))
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local cpu_idle=$((c_idle + c_iowait))
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local dt_total=$((cpu_total - prev_cpu_total))
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local dt_idle=$((cpu_idle - prev_cpu_idle))
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sys_cpu_pct=$(awk -v t="$dt_total" -v i="$dt_idle" 'BEGIN{ if (t<=0) printf "0.00"; else printf "%.2f", (100.0*(t-i))/t }')
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prev_cpu_total=$cpu_total
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prev_cpu_idle=$cpu_idle
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fi
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AVG_CPU=0
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if [ "$SAMPLE_COUNT" -gt 0 ]; then
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AVG_CPU=$(awk -v s="$SUM_CPU" -v n="$SAMPLE_COUNT" 'BEGIN{printf "%.2f", s/n}')
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fi
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MAX_CPU_FMT=$(awk -v m="$MAX_CPU" 'BEGIN{printf "%.2f", m}')
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printf "%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s\n" \
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"$(date -Iseconds)" "$elapsed_s" "$load1" "$load5" "$load15" \
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"$mem_total" "$mem_avail" "$mem_used" "$proc_count" "$thread_total" \
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"$pid" "$cpu" "$sys_cpu_pct" "${rss:-0}" "${vsz:-0}" "${stk:-0}" "${heap:-0}" "${nlwp:-0}" \
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>> "$csv"
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TOTAL_CREATED=$(grep -E "total_created_threads:" "$STDOUT_LOG" | awk -F': ' '{print $2}' | tail -n1)
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ESTIMATED=$(grep -E "estimated_full_tree:" "$STDOUT_LOG" | awk -F': ' '{print $2}' | tail -n1)
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TOTAL_CREATED=${TOTAL_CREATED:-NA}
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ESTIMATED=${ESTIMATED:-NA}
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sleep 0.2
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done
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}
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TS=$(date +"%Y-%m-%dT%H:%M:%S%z")
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HOST=$(hostname)
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KERNEL=$(uname -r)
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run_with_sampling() {
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local name="$1"
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local cmd="$2"
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local csv="$3"
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local max_seconds="$4"
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echo "$RUN_ID,$TS,$HOST,$KERNEL,$BRANCH,$DEPTH,$HOLD,$EXIT_CODE,$WALL_S,$MAX_RSS,$MAX_VSZ,$MAX_THR,$AVG_CPU,$MAX_CPU_FMT,$TOTAL_CREATED,$ESTIMATED" >> "$RESULTS_CSV"
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log "Starting $name: $cmd"
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echo "timestamp,elapsed_s,load1,load5,load15,mem_total_kb,mem_available_kb,mem_used_kb,proc_count,thread_count_total,pid,cpu_pct,sys_cpu_pct,rss_kb,vsz_kb,stack_kb,heap_kb,proc_threads" > "$csv"
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local start_uptime pid
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start_uptime=$(awk '{print $1}' /proc/uptime)
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if command -v setsid >/dev/null 2>&1; then
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setsid bash -c "$cmd" &
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pid=$!
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else
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bash -c "$cmd" &
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pid=$!
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fi
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sample_process_csv "$pid" "$csv" "$start_uptime" "$max_seconds"
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set +e
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wait "$pid"
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local exit_code=$?
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set -e
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log "Finished $name (exit_code=$exit_code)"
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}
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log "Compiling thread_recursive"
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gcc -O2 -pthread -o "$ROOT_DIR/thread_recursive" "$ROOT_DIR/thread_recursive.c" -lm
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run_with_sampling \
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"thread_recursive_scaling" \
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"cd '$ROOT_DIR' && exec ./thread_recursive -b 6 -d 6 -s 6" \
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"$OUT_DIR/thread_recursive_scaling.csv" \
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0
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log "Experiment finished"
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log "Run directory: $OUT_DIR"
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echo
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echo "Run complete"
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echo " stdout: $STDOUT_LOG"
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echo " stderr: $STDERR_LOG"
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echo " samples: $SAMPLE_LOG"
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echo " results csv: $RESULTS_CSV"
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echo " exit_code=$EXIT_CODE wall_s=$WALL_S max_rss_kb=$MAX_RSS max_threads=$MAX_THR avg_cpu=$AVG_CPU max_cpu=$MAX_CPU_FMT"
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