Add run_sweep.sh script for sweeping miss and retention ratios of GroupMerge variants

Author: 1a1a11a

run_sweep.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+# Sweep miss ratio and retention ratio for the four GroupMerge variants.
+# Usage: run_sweep.sh <trace_path> <trace_format> <out_csv> <size1> [size2 ...]
+set -u
+TRACE="$1"
+FMT="$2"
+OUT="$3"
+shift 3
+SIZES=("$@")
+
+BIN="/proj/cache-PG0/jason/libcachesim_google/_build/bin/cachesim"
+ALGOS=(groupmerge groupmergehead groupmergeadaptive groupmergeadaptive2)
+
+echo "algo,size,miss_ratio,byte_miss_ratio,retain_ratio" > "$OUT"
+for algo in "${ALGOS[@]}"; do
+  for sz in "${SIZES[@]}"; do
+    log=$("$BIN" "$TRACE" "$FMT" "$algo" "$sz" 2>&1)
+    mr=$(echo "$log"  | grep -oE "miss ratio [0-9.]+"       | tail -1 | awk '{print $3}')
+    bmr=$(echo "$log" | grep -oE "byte miss ratio [0-9.]+"  | tail -1 | awk '{print $4}')
+    rr=$(echo "$log"  | grep -oE "byte ratio = [0-9.]+"     | tail -1 | awk '{print $4}')
+    echo "$algo,$sz,$mr,$bmr,$rr" | tee -a "$OUT"
+  done
+done