Update perf stat format, and add batched autorun script

autorun.sh

+#!/bin/bash
+# Automatically run the set of experiments allowed on the current kernel
+# Saves a little bit of work, though this is not really adaptable to other
+# environments.
+
+run_exp() {
+    echo "Running: ./run.sh --force $@"
+    echo "----------------------------------------------"
+    ./run.sh --force $@
+    if [ "$RUN_AUX_EXP" == "true" ]; then
+        for i in $(seq 1 10); do
+            echo "Running: ./run.sh --aux $i $@"
+            ./run.sh --aux $i $@
+        done
+    fi
+}
+
+# Common functions for memcached experiments
+# Note that for some cases we can only run part of them;
+# in that case we use run_exp directly instead of these helpers
+run_memcached_qps_scan() {
+    [ "$SKIP_QPS_SCAN" == "true" ] && echo "Memcached QPS scan skipped" && return
+    [ "$SKIP_SINGLE_THREAD" == "true" ] || run_exp -e memcached_qps_scan -t 1 $@
+    run_exp -e memcached_qps_scan -t 8 $@
+}
+
+run_memcached_conn_scan() {
+    [ "$SKIP_SINGLE_THREAD" == "true" ] || run_exp -e memcached_conn_scan -t 1 $@
+    run_exp -e memcached_conn_scan -t 8 $@
+}
+
+[ "$UID" -ne 0 ] && exit 1
+
+case "$(uname -r)" in
+    5.15.79-peter)
+        # Custom kernel -- most things that matter can be run here
+        # Default -- no tuning
+        run_memcached_conn_scan
+        run_memcached_qps_scan
+
+        # Kernel polling
+        run_memcached_conn_scan --extra-tuning kernel_polling
+        run_memcached_qps_scan --extra-tuning kernel_polling
+
+        # IRQ packing
+        SKIP_SINGLE_THREAD=true run_memcached_conn_scan --extra-tuning irq_packing
+        SKIP_SINGLE_THREAD=true run_memcached_qps_scan --extra-tuning irq_packing
+        ;;
+    *)
+        echo "Unsupported kernel"
+        ;;
+esac

experiments/perf.shared.sh

 perf_stat_start() {
-    $PERF stat -C 0-$((THREADS - 1)) -e LLC-load-misses:u,LLC-load-misses:k,mem_load_uops_retired.llc_miss,mem_uops_retired.all_loads,cycles,cycles:u,cycles:k,instructions,instructions:u,instructions:k,stalled-cycles-frontend,stalled-cycles-backend -o "$DATA_OUT/stat_$1$EXP_AUX_SUFFIX.txt" &
+    $PERF stat -C 0-$((THREADS - 1)) -e LLC-load-misses:u,LLC-load-misses:k,LLC-loads:u,LLC-loads:k,LLC-store-misses:u,LLC-store-misses:k,LLC-stores:u,LLC-stores:k,task-clock,cycles:u,cycles:k,instructions:u,instructions:k -o "$DATA_OUT/stat_$1$EXP_AUX_SUFFIX.txt" &
     PERF_STAT_PID=$!
 }
 

run.sh

@@ -138,9 +138,8 @@ if [ -d "$DATA_OUT" ] && [ -z "$EXP_AUX_SUFFIX" ]; then
         echo "Experiment directory $DATA_OUT already exists. Remove it manually or use --force. To run auxillary experiments for multiple sets of data, use --aux <num>"
         exit 1
     fi
-else
-    mkdir -p "$DATA_OUT"
 fi
+mkdir -p "$DATA_OUT"
 
 run_exp