Revert "added standalone run scripts for all tests and experiments"
This reverts commit a54a29e486.
This commit is contained in:
@@ -1,156 +0,0 @@
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#!/usr/bin/env bash
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set -euo pipefail
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LC_ALL=C
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ROOT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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RUN_ID=$(date +"%Y%m%d_%H%M%S")
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OUT_DIR="$ROOT_DIR/runs/$RUN_ID"
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mkdir -p "$OUT_DIR"
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LOG_FILE="$OUT_DIR/activity.log"
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log() {
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echo "[$(date -Iseconds)] $*" | tee -a "$LOG_FILE"
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}
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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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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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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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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="$4"
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local have_pidstat=0
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if command -v pidstat >/dev/null 2>&1; then
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have_pidstat=1
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else
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log "pidstat not found; install sysstat for accurate CPU sampling"
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fi
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local prev_cpu_total=0
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local prev_cpu_idle=0
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if [ -r /proc/stat ]; then
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read -r _ c_user c_nice c_system c_idle c_iowait c_irq c_softirq c_steal _ _ < /proc/stat
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prev_cpu_total=$((c_user + c_nice + c_system + c_idle + c_iowait + c_irq + c_softirq + c_steal))
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prev_cpu_idle=$((c_idle + c_iowait))
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fi
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while kill -0 "$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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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 "-$pid" 2>/dev/null || true
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break
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fi
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fi
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local proc_count thread_total
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proc_count=$(count_processes || echo 0)
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thread_total=$(count_threads_total || echo 0)
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local load1 load5 load15
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read -r load1 load5 load15 _ < /proc/loadavg
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local mem_total mem_avail mem_used
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read -r mem_total mem_avail < <(get_mem_kb || echo "0 0")
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mem_used=$((mem_total - mem_avail))
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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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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=$cpu_idle
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fi
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printf "%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s\n" \
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"$(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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sleep 0.2
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done
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}
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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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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 creation_time"
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gcc -O2 -pthread -o "$ROOT_DIR/creation_time" "$ROOT_DIR/creation_time.c"
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CREATION_TIME_ITERS=${CREATION_TIME_ITERS:-"100 1000 10000"}
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CREATION_TIME_SECONDS=${CREATION_TIME_SECONDS:-60}
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STDOUT_LOG="$OUT_DIR/creation_time_stdout.log"
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STDERR_LOG="$OUT_DIR/creation_time_stderr.log"
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run_with_sampling \
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"creation_time" \
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"cd '$ROOT_DIR' && { for n in $CREATION_TIME_ITERS; do echo \"=== iterations=\$n ===\"; ./creation_time -n \"\$n\"; done; } >'$STDOUT_LOG' 2>'$STDERR_LOG'" \
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"$OUT_DIR/creation_time.csv" \
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"$CREATION_TIME_SECONDS"
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log "Experiment finished"
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log "Run directory: $OUT_DIR"
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@@ -1,44 +0,0 @@
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#!/usr/bin/env bash
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set -euo pipefail
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LC_ALL=C
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ROOT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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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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LOG_FILE="$OUT_DIR/activity.log"
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log() {
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echo "[$(date -Iseconds)] $*" | tee -a "$LOG_FILE"
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}
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log "Compiling fork_bomb"
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gcc -O2 -o "$ROOT_DIR/fork_bomb" "$ROOT_DIR/fork_bomb.c"
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ALLOW_DANGEROUS=${ALLOW_DANGEROUS:-0}
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FORK_BOMB_SECONDS=${FORK_BOMB_SECONDS:-5}
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PROC_SAMPLE_STEP=${PROC_SAMPLE_STEP:-50}
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FORK_BOMB_CSV="$OUT_DIR/fork_bomb.csv"
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if [ "$ALLOW_DANGEROUS" -eq 1 ]; then
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log "Starting fork_bomb (C-side logging)"
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if command -v timeout >/dev/null 2>&1; then
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timeout "$FORK_BOMB_SECONDS" sh -c "cd '$ROOT_DIR' && FORK_BOMB_CSV='$FORK_BOMB_CSV' PROC_SAMPLE_STEP='$PROC_SAMPLE_STEP' ./fork_bomb" || true
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else
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(cd "$ROOT_DIR" && FORK_BOMB_CSV="$FORK_BOMB_CSV" PROC_SAMPLE_STEP="$PROC_SAMPLE_STEP" ./fork_bomb) &
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FB_PID=$!
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sleep "$FORK_BOMB_SECONDS" || true
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kill -TERM "-$FB_PID" 2>/dev/null || true
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sleep 2
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kill -KILL "-$FB_PID" 2>/dev/null || true
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fi
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pkill -f "./fork_bomb" 2>/dev/null || true
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else
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log "Skipping fork_bomb (set ALLOW_DANGEROUS=1 to run)"
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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" > "$FORK_BOMB_CSV"
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fi
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log "Experiment finished"
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log "Run directory: $OUT_DIR"
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@@ -2,167 +2,64 @@
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set -euo pipefail
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LC_ALL=C
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ROOT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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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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DIR=$(cd "$(dirname "$0")" && pwd)
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cd "$DIR"
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LOG_FILE="$OUT_DIR/activity.log"
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gcc -O2 -pthread -o pi_digits_benchmark pi_digits_benchmark.c
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log() {
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echo "[$(date -Iseconds)] $*" | tee -a "$LOG_FILE"
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}
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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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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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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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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="$4"
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local have_pidstat=0
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if command -v pidstat >/dev/null 2>&1; then
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have_pidstat=1
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else
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log "pidstat not found; install sysstat for accurate CPU sampling"
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fi
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local prev_cpu_total=0
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local prev_cpu_idle=0
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if [ -r /proc/stat ]; then
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read -r _ c_user c_nice c_system c_idle c_iowait c_irq c_softirq c_steal _ _ < /proc/stat
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prev_cpu_total=$((c_user + c_nice + c_system + c_idle + c_iowait + c_irq + c_softirq + c_steal))
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prev_cpu_idle=$((c_idle + c_iowait))
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fi
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while kill -0 "$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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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 "-$pid" 2>/dev/null || true
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break
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fi
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fi
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local proc_count thread_total
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proc_count=$(count_processes || echo 0)
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thread_total=$(count_threads_total || echo 0)
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local load1 load5 load15
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read -r load1 load5 load15 _ < /proc/loadavg
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local mem_total mem_avail mem_used
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read -r mem_total mem_avail < <(get_mem_kb || echo "0 0")
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mem_used=$((mem_total - mem_avail))
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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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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=$cpu_idle
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fi
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printf "%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s\n" \
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"$(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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sleep 0.2
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done
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}
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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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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 pi_digits_benchmark"
|
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gcc -O2 -pthread -o "$ROOT_DIR/pi_digits_benchmark" "$ROOT_DIR/pi_digits_benchmark.c"
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echo "Compiled pi_digits_benchmark"
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THREAD_COUNT=${THREAD_COUNT:-4}
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PROCESS_COUNT=${PROCESS_COUNT:-4}
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PI_DIGITS=${PI_DIGITS:-2000}
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CHUNK_SIZE=${CHUNK_SIZE:-500}
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PI_BENCH_OUT_BASE="$OUT_DIR/pi_digits_benchmark"
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RUNS_DIR="$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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PI_THREAD_STDOUT="$OUT_DIR/pi_digits_thread_stdout.log"
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PI_THREAD_STDERR="$OUT_DIR/pi_digits_thread_stderr.log"
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PI_PROC_STDOUT="$OUT_DIR/pi_digits_process_stdout.log"
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PI_PROC_STDERR="$OUT_DIR/pi_digits_process_stderr.log"
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RESULTS_CSV="$DIR/results.csv"
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if [ ! -f "$RESULTS_CSV" ]; then
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echo "run_id,timestamp,host,kernel,mode,worker_count,pi_digits,chunk_size,exit_code,wall_s,cpu_user_s,cpu_sys_s,cpu_pct,max_rss_kb,max_vsz_kb,agg_rss_kb,agg_vsz_kb,agg_pss_kb,mem_snapshot_s,final_output_bytes" > "$RESULTS_CSV"
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||||
fi
|
||||
|
||||
run_with_sampling \
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||||
"pi_digits_benchmark_thread" \
|
||||
"cd '$ROOT_DIR' && THREAD_COUNT='$THREAD_COUNT' PROCESS_COUNT='$PROCESS_COUNT' PI_DIGITS='$PI_DIGITS' CHUNK_SIZE='$CHUNK_SIZE' ./pi_digits_benchmark --mode thread --out-dir '$PI_BENCH_OUT_BASE/thread' >'$PI_THREAD_STDOUT' 2>'$PI_THREAD_STDERR'" \
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||||
"$OUT_DIR/pi_digits_thread.csv" \
|
||||
0
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||||
run_mode() {
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local mode="$1"
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local out_dir="$RUNS_DIR/${RUN_ID}_${mode}"
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local stdout_log="$out_dir/stdout.log"
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local stderr_log="$out_dir/stderr.log"
|
||||
|
||||
run_with_sampling \
|
||||
"pi_digits_benchmark_process" \
|
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"cd '$ROOT_DIR' && THREAD_COUNT='$THREAD_COUNT' PROCESS_COUNT='$PROCESS_COUNT' PI_DIGITS='$PI_DIGITS' CHUNK_SIZE='$CHUNK_SIZE' ./pi_digits_benchmark --mode process --out-dir '$PI_BENCH_OUT_BASE/process' >'$PI_PROC_STDOUT' 2>'$PI_PROC_STDERR'" \
|
||||
"$OUT_DIR/pi_digits_process.csv" \
|
||||
0
|
||||
mkdir -p "$out_dir"
|
||||
|
||||
log "Experiment finished"
|
||||
log "Run directory: $OUT_DIR"
|
||||
echo "Running mode=$mode out_dir=$out_dir"
|
||||
THREAD_COUNT="$THREAD_COUNT" PROCESS_COUNT="$PROCESS_COUNT" PI_DIGITS="$PI_DIGITS" CHUNK_SIZE="$CHUNK_SIZE" \
|
||||
./pi_digits_benchmark --mode "$mode" --out-dir "$out_dir" >"$stdout_log" 2>"$stderr_log"
|
||||
|
||||
if [ -f "$out_dir/results.csv" ]; then
|
||||
tail -n 1 "$out_dir/results.csv" >> "$RESULTS_CSV"
|
||||
fi
|
||||
|
||||
echo " stdout: $stdout_log"
|
||||
echo " stderr: $stderr_log"
|
||||
echo " results: $out_dir/results.csv"
|
||||
echo " workers: $out_dir/workers.csv"
|
||||
echo " pi output: $out_dir/pi_digits.txt"
|
||||
}
|
||||
|
||||
MODE=${1:-both}
|
||||
case "$MODE" in
|
||||
thread)
|
||||
run_mode thread
|
||||
;;
|
||||
process)
|
||||
run_mode process
|
||||
;;
|
||||
both)
|
||||
run_mode thread
|
||||
run_mode process
|
||||
;;
|
||||
*)
|
||||
echo "Usage: $0 [thread|process|both]"
|
||||
exit 1
|
||||
;;
|
||||
esac
|
||||
|
||||
@@ -2,149 +2,119 @@
|
||||
set -euo pipefail
|
||||
LC_ALL=C
|
||||
|
||||
ROOT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
|
||||
DIR=$(cd "$(dirname "$0")" && pwd)
|
||||
cd "$DIR"
|
||||
|
||||
gcc -O2 -pthread -o thread_recursive thread_recursive.c -lm
|
||||
|
||||
echo "Compiled thread_recursive"
|
||||
|
||||
# Usage:
|
||||
# ./run_thread_recursive.sh [branch] [depth] [hold_seconds]
|
||||
# Example:
|
||||
# ./run_thread_recursive.sh 6 6 6
|
||||
|
||||
BRANCH=${1:-6}
|
||||
DEPTH=${2:-6}
|
||||
HOLD=${3:-6}
|
||||
|
||||
RESULTS_CSV="$DIR/results.csv"
|
||||
RUNS_DIR="$DIR/runs"
|
||||
mkdir -p "$RUNS_DIR"
|
||||
|
||||
RUN_ID=$(date +"%Y%m%d_%H%M%S")
|
||||
OUT_DIR="$ROOT_DIR/runs/$RUN_ID"
|
||||
mkdir -p "$OUT_DIR"
|
||||
STDOUT_LOG="$RUNS_DIR/${RUN_ID}_stdout.log"
|
||||
STDERR_LOG="$RUNS_DIR/${RUN_ID}_stderr.log"
|
||||
SAMPLE_LOG="$RUNS_DIR/${RUN_ID}_samples.csv"
|
||||
|
||||
LOG_FILE="$OUT_DIR/activity.log"
|
||||
if [ ! -f "$RESULTS_CSV" ]; then
|
||||
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" > "$RESULTS_CSV"
|
||||
fi
|
||||
|
||||
log() {
|
||||
echo "[$(date -Iseconds)] $*" | tee -a "$LOG_FILE"
|
||||
}
|
||||
echo "Running: ./thread_recursive -b $BRANCH -d $DEPTH -s $HOLD"
|
||||
|
||||
count_processes() {
|
||||
ls -d /proc/[0-9]* 2>/dev/null | wc -l
|
||||
}
|
||||
START_UPTIME=$(awk '{print $1}' /proc/uptime)
|
||||
./thread_recursive -b "$BRANCH" -d "$DEPTH" -s "$HOLD" >"$STDOUT_LOG" 2>"$STDERR_LOG" &
|
||||
PID=$!
|
||||
|
||||
count_threads_total() {
|
||||
awk '/^Threads:/ {sum+=$2} END {print sum+0}' /proc/[0-9]*/status 2>/dev/null || echo 0
|
||||
}
|
||||
echo "Sampling metrics for PID=$PID (1s interval)"
|
||||
echo "sec_from_start,cpu_pct,rss_kb,vsz_kb,nlwp" > "$SAMPLE_LOG"
|
||||
|
||||
get_mem_kb() {
|
||||
awk '/^MemTotal:/ {t=$2} /^MemAvailable:/ {a=$2} END {print t" "a}' /proc/meminfo
|
||||
}
|
||||
MAX_RSS=0
|
||||
MAX_VSZ=0
|
||||
MAX_THR=0
|
||||
MAX_CPU=0
|
||||
SUM_CPU=0
|
||||
SAMPLE_COUNT=0
|
||||
|
||||
sample_process_csv() {
|
||||
local pid="$1"
|
||||
local csv="$2"
|
||||
local start_uptime="$3"
|
||||
local max_seconds="$4"
|
||||
CLK_TCK=$(getconf CLK_TCK)
|
||||
PREV_UPTIME=$(awk '{print $1}' /proc/uptime)
|
||||
PREV_TICKS=0
|
||||
if [ -r "/proc/$PID/stat" ]; then
|
||||
PREV_TICKS=$(awk '{print $14 + $15}' "/proc/$PID/stat" 2>/dev/null || echo 0)
|
||||
fi
|
||||
|
||||
local have_pidstat=0
|
||||
if command -v pidstat >/dev/null 2>&1; then
|
||||
have_pidstat=1
|
||||
else
|
||||
log "pidstat not found; install sysstat for accurate CPU sampling"
|
||||
while kill -0 "$PID" 2>/dev/null; do
|
||||
NOW_UPTIME=$(awk '{print $1}' /proc/uptime)
|
||||
ELAPSED_S=$(awk -v s="$START_UPTIME" -v n="$NOW_UPTIME" 'BEGIN{printf "%.3f", (n-s)}')
|
||||
|
||||
if [ -r "/proc/$PID/status" ] && [ -r "/proc/$PID/stat" ]; then
|
||||
RSS=$(awk '/^VmRSS:/ {print $2}' "/proc/$PID/status" 2>/dev/null || echo 0)
|
||||
VSZ=$(awk '/^VmSize:/ {print $2}' "/proc/$PID/status" 2>/dev/null || echo 0)
|
||||
NLWP=$(awk '/^Threads:/ {print $2}' "/proc/$PID/status" 2>/dev/null || echo 0)
|
||||
CUR_TICKS=$(awk '{print $14 + $15}' "/proc/$PID/stat" 2>/dev/null || echo 0)
|
||||
|
||||
RSS=${RSS:-0}
|
||||
VSZ=${VSZ:-0}
|
||||
NLWP=${NLWP:-0}
|
||||
|
||||
DT=$(awk -v a="$PREV_UPTIME" -v b="$NOW_UPTIME" 'BEGIN{print b-a}')
|
||||
DC=$(awk -v a="$PREV_TICKS" -v b="$CUR_TICKS" 'BEGIN{print b-a}')
|
||||
CPU=$(awk -v dt="$DT" -v dc="$DC" -v hz="$CLK_TCK" 'BEGIN{ if (dt<=0) printf "0.00"; else printf "%.2f", (100.0*dc)/(dt*hz) }')
|
||||
|
||||
echo "$ELAPSED_S,$CPU,$RSS,$VSZ,$NLWP" >> "$SAMPLE_LOG"
|
||||
|
||||
MAX_RSS=$(awk -v a="$MAX_RSS" -v b="$RSS" 'BEGIN{print (b>a)?b:a}')
|
||||
MAX_VSZ=$(awk -v a="$MAX_VSZ" -v b="$VSZ" 'BEGIN{print (b>a)?b:a}')
|
||||
MAX_THR=$(awk -v a="$MAX_THR" -v b="$NLWP" 'BEGIN{print (b>a)?b:a}')
|
||||
MAX_CPU=$(awk -v a="$MAX_CPU" -v b="$CPU" 'BEGIN{print (b>a)?b:a}')
|
||||
SUM_CPU=$(awk -v s="$SUM_CPU" -v c="$CPU" 'BEGIN{print s+c}')
|
||||
SAMPLE_COUNT=$((SAMPLE_COUNT + 1))
|
||||
|
||||
PREV_UPTIME=$NOW_UPTIME
|
||||
PREV_TICKS=$CUR_TICKS
|
||||
fi
|
||||
sleep 1
|
||||
done
|
||||
|
||||
local prev_cpu_total=0
|
||||
local prev_cpu_idle=0
|
||||
if [ -r /proc/stat ]; then
|
||||
read -r _ c_user c_nice c_system c_idle c_iowait c_irq c_softirq c_steal _ _ < /proc/stat
|
||||
prev_cpu_total=$((c_user + c_nice + c_system + c_idle + c_iowait + c_irq + c_softirq + c_steal))
|
||||
prev_cpu_idle=$((c_idle + c_iowait))
|
||||
fi
|
||||
set +e
|
||||
wait "$PID"
|
||||
EXIT_CODE=$?
|
||||
set -e
|
||||
END_UPTIME=$(awk '{print $1}' /proc/uptime)
|
||||
WALL_S=$(awk -v s="$START_UPTIME" -v e="$END_UPTIME" 'BEGIN{printf "%.6f", (e-s)}')
|
||||
|
||||
while kill -0 "$pid" 2>/dev/null; do
|
||||
local now_uptime elapsed_s
|
||||
now_uptime=$(awk '{print $1}' /proc/uptime)
|
||||
elapsed_s=$(awk -v s="$start_uptime" -v n="$now_uptime" 'BEGIN{printf "%.3f", (n-s)}')
|
||||
AVG_CPU=0
|
||||
if [ "$SAMPLE_COUNT" -gt 0 ]; then
|
||||
AVG_CPU=$(awk -v s="$SUM_CPU" -v n="$SAMPLE_COUNT" 'BEGIN{printf "%.2f", s/n}')
|
||||
fi
|
||||
MAX_CPU_FMT=$(awk -v m="$MAX_CPU" 'BEGIN{printf "%.2f", m}')
|
||||
|
||||
if [ "$max_seconds" -gt 0 ]; then
|
||||
if awk -v e="$elapsed_s" -v m="$max_seconds" 'BEGIN{exit (e>m)?0:1}'; then
|
||||
log "Timeout reached (${max_seconds}s), stopping PID=$pid"
|
||||
kill -TERM "-$pid" 2>/dev/null || true
|
||||
sleep 2
|
||||
kill -KILL "-$pid" 2>/dev/null || true
|
||||
break
|
||||
fi
|
||||
fi
|
||||
TOTAL_CREATED=$(grep -E "total_created_threads:" "$STDOUT_LOG" | awk -F': ' '{print $2}' | tail -n1)
|
||||
ESTIMATED=$(grep -E "estimated_full_tree:" "$STDOUT_LOG" | awk -F': ' '{print $2}' | tail -n1)
|
||||
TOTAL_CREATED=${TOTAL_CREATED:-NA}
|
||||
ESTIMATED=${ESTIMATED:-NA}
|
||||
|
||||
local proc_count thread_total
|
||||
proc_count=$(count_processes || echo 0)
|
||||
thread_total=$(count_threads_total || echo 0)
|
||||
TS=$(date +"%Y-%m-%dT%H:%M:%S%z")
|
||||
HOST=$(hostname)
|
||||
KERNEL=$(uname -r)
|
||||
|
||||
local load1 load5 load15
|
||||
read -r load1 load5 load15 _ < /proc/loadavg
|
||||
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" >> "$RESULTS_CSV"
|
||||
|
||||
local mem_total mem_avail mem_used
|
||||
read -r mem_total mem_avail < <(get_mem_kb || echo "0 0")
|
||||
mem_used=$((mem_total - mem_avail))
|
||||
|
||||
local cpu rss vsz nlwp
|
||||
rss=$(awk '/^VmRSS:/ {print $2}' "/proc/$pid/status" 2>/dev/null || echo 0)
|
||||
vsz=$(awk '/^VmSize:/ {print $2}' "/proc/$pid/status" 2>/dev/null || echo 0)
|
||||
nlwp=$(awk '/^Threads:/ {print $2}' "/proc/$pid/status" 2>/dev/null || echo 0)
|
||||
if [ "$have_pidstat" -eq 1 ]; then
|
||||
cpu=$(pidstat -p "$pid" 1 1 2>/dev/null | awk -v p="$pid" '$1 ~ /^[0-9]/ && $3==p {print $8; exit}')
|
||||
cpu=${cpu:-0.00}
|
||||
else
|
||||
cpu=0.00
|
||||
fi
|
||||
local stk=0 heap=0
|
||||
|
||||
local sys_cpu_pct=0.00
|
||||
if [ -r /proc/stat ]; then
|
||||
read -r _ c_user c_nice c_system c_idle c_iowait c_irq c_softirq c_steal _ _ < /proc/stat
|
||||
local cpu_total=$((c_user + c_nice + c_system + c_idle + c_iowait + c_irq + c_softirq + c_steal))
|
||||
local cpu_idle=$((c_idle + c_iowait))
|
||||
local dt_total=$((cpu_total - prev_cpu_total))
|
||||
local dt_idle=$((cpu_idle - prev_cpu_idle))
|
||||
sys_cpu_pct=$(awk -v t="$dt_total" -v i="$dt_idle" 'BEGIN{ if (t<=0) printf "0.00"; else printf "%.2f", (100.0*(t-i))/t }')
|
||||
prev_cpu_total=$cpu_total
|
||||
prev_cpu_idle=$cpu_idle
|
||||
fi
|
||||
|
||||
printf "%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s\n" \
|
||||
"$(date -Iseconds)" "$elapsed_s" "$load1" "$load5" "$load15" \
|
||||
"$mem_total" "$mem_avail" "$mem_used" "$proc_count" "$thread_total" \
|
||||
"$pid" "$cpu" "$sys_cpu_pct" "${rss:-0}" "${vsz:-0}" "${stk:-0}" "${heap:-0}" "${nlwp:-0}" \
|
||||
>> "$csv"
|
||||
|
||||
sleep 0.2
|
||||
done
|
||||
}
|
||||
|
||||
run_with_sampling() {
|
||||
local name="$1"
|
||||
local cmd="$2"
|
||||
local csv="$3"
|
||||
local max_seconds="$4"
|
||||
|
||||
log "Starting $name: $cmd"
|
||||
|
||||
echo "timestamp,elapsed_s,load1,load5,load15,mem_total_kb,mem_available_kb,mem_used_kb,proc_count,thread_count_total,pid,cpu_pct,sys_cpu_pct,rss_kb,vsz_kb,stack_kb,heap_kb,proc_threads" > "$csv"
|
||||
|
||||
local start_uptime pid
|
||||
start_uptime=$(awk '{print $1}' /proc/uptime)
|
||||
|
||||
if command -v setsid >/dev/null 2>&1; then
|
||||
setsid bash -c "$cmd" &
|
||||
pid=$!
|
||||
else
|
||||
bash -c "$cmd" &
|
||||
pid=$!
|
||||
fi
|
||||
|
||||
sample_process_csv "$pid" "$csv" "$start_uptime" "$max_seconds"
|
||||
|
||||
set +e
|
||||
wait "$pid"
|
||||
local exit_code=$?
|
||||
set -e
|
||||
|
||||
log "Finished $name (exit_code=$exit_code)"
|
||||
}
|
||||
|
||||
log "Compiling thread_recursive"
|
||||
gcc -O2 -pthread -o "$ROOT_DIR/thread_recursive" "$ROOT_DIR/thread_recursive.c" -lm
|
||||
|
||||
run_with_sampling \
|
||||
"thread_recursive_scaling" \
|
||||
"cd '$ROOT_DIR' && exec ./thread_recursive -b 6 -d 6 -s 6" \
|
||||
"$OUT_DIR/thread_recursive_scaling.csv" \
|
||||
0
|
||||
|
||||
log "Experiment finished"
|
||||
log "Run directory: $OUT_DIR"
|
||||
echo
|
||||
echo "Run complete"
|
||||
echo " stdout: $STDOUT_LOG"
|
||||
echo " stderr: $STDERR_LOG"
|
||||
echo " samples: $SAMPLE_LOG"
|
||||
echo " results csv: $RESULTS_CSV"
|
||||
echo " exit_code=$EXIT_CODE wall_s=$WALL_S max_rss_kb=$MAX_RSS max_threads=$MAX_THR avg_cpu=$AVG_CPU max_cpu=$MAX_CPU_FMT"
|
||||
|
||||
Reference in New Issue
Block a user