From 111db10e2bbf91445ea72e854f221d426afee7f2 Mon Sep 17 00:00:00 2001
From: Peter Cai <peter.cai@uwaterloo.ca>
Date: Fri, 3 Mar 2023 15:08:24 -0500
Subject: [PATCH] Update perf stats, and workaround connection establishment
delay with F-Stack
---
autorun.sh | 4 ++++
experiments/memcached.shared.sh | 1 +
experiments/perf.shared.sh | 2 +-
3 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/autorun.sh b/autorun.sh
index d615a7a..ea0ed3d 100755
--- a/autorun.sh
+++ b/autorun.sh
@@ -54,6 +54,10 @@ case "$(uname -r)" in
MIN_THREADS=2 run_memcached_conn_scan --caladan
MIN_THREADS=2 run_memcached_qps_scan --caladan
+
+ # Extra experiments for Caladan
+ run_exp -e memcached_conn_scan --caladan -t 4
+ run_exp -e memcached_conn_scan --caladan -t 6
;;
*)
echo "Unsupported kernel"
diff --git a/experiments/memcached.shared.sh b/experiments/memcached.shared.sh
index fcd1fa7..9b5c6c4 100644
--- a/experiments/memcached.shared.sh
+++ b/experiments/memcached.shared.sh
@@ -66,6 +66,7 @@ memcached_pre_start() {
if [ "$FSTACK" == "true" ]; then
MEMCACHED="$MEMCACHED_FSTACK"
+ PERF_EXTRA_ARGS="-D 15000" # Account for S-Stack connection establishment delay
elif [ "$CALADAN" == "true" ]; then
MEMCACHED="$MEMCACHED_CALADAN"
MEMCACHED_ARGS="$MEMCACHED_ARGS $CALADAN_CONFIG -p 11211"
diff --git a/experiments/perf.shared.sh b/experiments/perf.shared.sh
index ab082a2..ab8c8b8 100644
--- a/experiments/perf.shared.sh
+++ b/experiments/perf.shared.sh
@@ -1,5 +1,5 @@
perf_stat_start() {
- $PERF stat -C 0-$((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 $PERF_EXTRA_ARGS -C 0-$((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=$!
}
--
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