From: Michal Sojka <sojkam1@fel.cvut.cz>
Date: Mon, 31 Aug 2009 17:53:47 +0000 (+0200)
Subject: Test also influence of netdev_budget
X-Git-Tag: fix-allnoconfig~361
X-Git-Url: http://rtime.felk.cvut.cz/gitweb/can-benchmark.git/commitdiff_plain/df1100f6c08cbdea4d97234547c525f12af7f6b5

Test also influence of netdev_budget
---

diff --git a/tests/_lib.sh b/tests/_lib.sh
index 1474741..6100f7e 100644
--- a/tests/_lib.sh
+++ b/tests/_lib.sh
@@ -79,10 +79,12 @@ prepare_socketcan_virtual() {
 run_tests() {
     tests=${TESTS:-socketcan_hw lincan_hw}
     for tst in $tests; do
+	echo 300 > /proc/sys/net/core/netdev_budget
 	boost_irq_prio 50 || true
 	prepare_$tst
 	echo "----------------------"
 	t
+	echo 300 > /proc/sys/net/core/netdev_budget
     done
 }
 
diff --git a/tests/ethflood64k-w2.sh b/tests/ethflood64k-w2.sh
index 0cb2db6..ad7173d 100755
--- a/tests/ethflood64k-w2.sh
+++ b/tests/ethflood64k-w2.sh
@@ -4,16 +4,21 @@
 
 t() {
     for i in norm boost; do
-	ssh root@${SSH_CONNECTION%% *} 'ping -fs 64000 ${SSH_CONNECTION%% *}' &
-	PID_PING=$!
-	echo 0 1 > $DRIVER-$i-1000.dat
-	if [ $i != "boost" ] || boost_irq_prio 90; then
-	    PID_S=`vca_canping -s 1 -b -R FF:$RTPRIO -d $CAN1`
-	    vca_canping -m 1 -R FF:$RTPRIO -v -g $DRIVER-$i -t 1 -d $CAN0 -w 2 -c $COUNT
-	    kill $PID_S
-	fi
-	kill $PID_PING
-	sleep 1 # Wait for remote buffers to become empty
+	for budget in 300 1 1000; do
+	    echo $budget > /proc/sys/net/core/netdev_budget
+	    ssh root@${SSH_CONNECTION%% *} 'ping -fs 64000 ${SSH_CONNECTION%% *}' &
+	    PID_PING=$!
+	    echo 0 1 > $DRIVER-$i-$budget-1000.dat
+	    if [ $budget -eq 300 -o $DRIVER == "socketcan" ]; then
+		if [ $i != "boost" ] || boost_irq_prio 90; then
+		    PID_S=`vca_canping -s 1 -b -R FF:$RTPRIO -d $CAN1`
+		    vca_canping -m 1 -R FF:$RTPRIO -v -g $DRIVER-$i-$budget -t 1 -d $CAN0 -w 2 -c $COUNT
+		    kill $PID_S
+		fi
+	    fi
+	    kill $PID_PING
+	    sleep 1 # Wait for remote buffers to become empty
+	done
     done
 }
 
@@ -25,9 +30,14 @@ set logscale y
 set grid
 set xlabel "Time [ms]"
 set ylabel "Latency profile [messages]"
-plot [0:] "socketcan-norm-1000.dat" with lp lt 1 title "Socketcan",\
-          "lincan-norm-1000.dat" with lp lt 2 title "Lincan",\
-          "socketcan-boost-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio",\
-          "lincan-boost-1000.dat" with lp lt 2 title "Lincan boosted IRQ prio"
+plot [0:] \
+          "socketcan-norm-300-1000.dat" with lp lt 1 title "Socketcan",\
+          "lincan-norm-300-1000.dat" with lp lt 2 title "Lincan",\
+          "socketcan-boost-300-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio",\
+	   "lincan-boost-300-1000.dat" with lp lt 2 title "Lincan boosted IRQ prio",\
+          "socketcan-norm-1-1000.dat" with lp lt 1 title "Socketcan netdev\\\\_budget=1",\
+          "socketcan-boost-1-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio, netdev\\\\_budget=1",\
+          "socketcan-norm-1000-1000.dat" with lp lt 1 title "Socketcan, netdev\\\\_budget=1000",\
+          "socketcan-boost-1000-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio, netdev\\\\_budget=1000"
 EOF
 }
diff --git a/tests/ethflood64k.sh b/tests/ethflood64k.sh
index dcf1fe9..e6af163 100755
--- a/tests/ethflood64k.sh
+++ b/tests/ethflood64k.sh
@@ -4,16 +4,21 @@
 
 t() {
     for i in norm boost; do
-	ssh root@${SSH_CONNECTION%% *} 'ping -fs 64000 ${SSH_CONNECTION%% *}' &
-	PID_PING=$!
-	echo 0 1 > $DRIVER-$i-1000.dat
-	if [ $i != "boost" ] || boost_irq_prio 90; then
-	    PID_S=`vca_canping -s 1 -b -R FF:$RTPRIO -d $CAN1`
-	    vca_canping -m 1 -R FF:$RTPRIO -v -g $DRIVER-$i -t 1 -d $CAN0 -w 0 -c $COUNT
-	    kill $PID_S
-	fi
-	kill $PID_PING
-	sleep 1 # Wait for remote buffers to become empty
+	for budget in 300 1 1000; do
+	    echo $budget > /proc/sys/net/core/netdev_budget
+	    ssh root@${SSH_CONNECTION%% *} 'ping -fs 64000 ${SSH_CONNECTION%% *}' &
+	    PID_PING=$!
+	    echo 0 1 > $DRIVER-$i-$budget-1000.dat
+	    if [ $budget -eq 300 -o $DRIVER == "socketcan" ]; then
+		if [ $i != "boost" ] || boost_irq_prio 90; then
+		    PID_S=`vca_canping -s 1 -b -R FF:$RTPRIO -d $CAN1`
+		    vca_canping -m 1 -R FF:$RTPRIO -v -g $DRIVER-$i-$budget -t 1 -d $CAN0 -w 0 -c $COUNT
+		    kill $PID_S
+		fi
+	    fi
+	    kill $PID_PING
+	    sleep 1 # Wait for remote buffers to become empty
+	done
     done
 }
 
@@ -25,9 +30,14 @@ set logscale y
 set grid
 set xlabel "Time [ms]"
 set ylabel "Latency profile [messages]"
-plot [0:] "socketcan-norm-1000.dat" with lp lt 1 title "Socketcan",\
-          "lincan-norm-1000.dat" with lp lt 2 title "Lincan",\
-          "socketcan-boost-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio",\
-          "lincan-boost-1000.dat" with lp lt 2 title "Lincan boosted IRQ prio"
+plot [0:] \
+          "socketcan-norm-300-1000.dat" with lp lt 1 title "Socketcan",\
+          "lincan-norm-300-1000.dat" with lp lt 2 title "Lincan",\
+          "socketcan-boost-300-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio",\
+	   "lincan-boost-300-1000.dat" with lp lt 2 title "Lincan boosted IRQ prio",\
+          "socketcan-norm-1-1000.dat" with lp lt 1 title "Socketcan netdev\\\\_budget=1",\
+          "socketcan-boost-1-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio, netdev\\\\_budget=1",\
+          "socketcan-norm-1000-1000.dat" with lp lt 1 title "Socketcan, netdev\\\\_budget=1000",\
+          "socketcan-boost-1000-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio, netdev\\\\_budget=1000"
 EOF
 }
diff --git a/tests/ethload.sh b/tests/ethload.sh
index 6f36ba3..61e7ce8 100755
--- a/tests/ethload.sh
+++ b/tests/ethload.sh
@@ -4,16 +4,21 @@
 
 t() {
     for i in norm boost; do
-	ssh root@${SSH_CONNECTION%% *} 'find -L /usr/src/linux -type f -exec cat "{}" ";"' > /dev/null &
-	PID_LOAD=$!
-	echo 0 1 > $DRIVER-$i-1000.dat
-	if [ $i != "boost" ] || boost_irq_prio 90; then
-	    PID_S=`vca_canping -s 1 -b -R FF:$RTPRIO -d $CAN1`
-	    vca_canping -m 1 -R FF:$RTPRIO -v -g $DRIVER-$i -t 1 -d $CAN0 -w 0 -c $COUNT
-	    kill $PID_S
-	fi
-	kill $PID_LOAD
-	sleep 1 # Wait for remote buffers to become empty
+	for budget in 300 1 1000; do
+	    echo $budget > /proc/sys/net/core/netdev_budget
+	    ssh root@${SSH_CONNECTION%% *} 'find -L /usr/src/linux -type f -exec cat "{}" ";"' > /dev/null &
+	    PID_LOAD=$!
+	    echo 0 1 > $DRIVER-$i-$budget-1000.dat
+	    if [ $budget -eq 300 -o $DRIVER == "socketcan" ]; then
+		if [ $i != "boost" ] || boost_irq_prio 90; then
+		    PID_S=`vca_canping -s 1 -b -R FF:$RTPRIO -d $CAN1`
+		    vca_canping -m 1 -R FF:$RTPRIO -v -g $DRIVER-$i-$budget -t 1 -d $CAN0 -w 0 -c $COUNT
+		    kill $PID_S
+		fi
+	    fi
+	    kill $PID_LOAD
+	    sleep 1 # Wait for remote buffers to become empty
+	done
     done
 }
 
@@ -25,9 +30,14 @@ set logscale y
 set grid
 set xlabel "Time [ms]"
 set ylabel "Latency profile [messages]"
-plot [0:] "socketcan-norm-1000.dat" with lp lt 1 title "Socketcan",\
-          "lincan-norm-1000.dat" with lp lt 2 title "Lincan",\
-          "socketcan-boost-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio",\
-          "lincan-boost-1000.dat" with lp lt 2 title "Lincan boosted IRQ prio"
+plot [0:] \
+          "socketcan-norm-300-1000.dat" with lp lt 1 title "Socketcan",\
+          "lincan-norm-300-1000.dat" with lp lt 2 title "Lincan",\
+          "socketcan-boost-300-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio",\
+	   "lincan-boost-300-1000.dat" with lp lt 2 title "Lincan boosted IRQ prio",\
+          "socketcan-norm-1-1000.dat" with lp lt 1 title "Socketcan netdev\\\\_budget=1",\
+          "socketcan-boost-1-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio, netdev\\\\_budget=1",\
+          "socketcan-norm-1000-1000.dat" with lp lt 1 title "Socketcan, netdev\\\\_budget=1000",\
+          "socketcan-boost-1000-1000.dat" with lp lt 1 title "Socketcan boosted IRQ prio, netdev\\\\_budget=1000"
 EOF
 }