while [ $# -gt 0 ]; do
case "$1" in
- -P) OPT_PLOT_DISABLE=1; shift;;
- -p) OPT_PLOT_ONLY=1; shift;;
+ -P|--no-plot) OPT_PLOT_DISABLE=1; shift;;
+ -p|--plot) OPT_PLOT_ONLY=1; shift;;
-X|--no-x11-plot) OPT_NO_X11=1; shift;;
-t) case "$2" in
all|flood|50|oneatatime) OPT_TRAFFIC=$2;;
_plot() {
local testname=`basename $0 .sh`
- plot_cmds | sed -e "/set title/ s/[\"']\(.*\)[\"']/\"\1\\\\n($kvers)\"/" > plot.gp
+ plot_cmds | sed -e "/set title/ s/[\"']\(.*\)[\"']/\"\1\\\\n(GW kernel $kvers, traffic $traffic)\"/" > plot.gp
if [[ ! -s plot.gp ]]; then return; fi
if [ -z "$OPT_NO_X11" ]; then
echo "set terminal x11 enhanced; $(< plot.gp)" | gnuplot -persist
traffic_and_length() {
local opts
- case $OPT_TRAFFIC in
+ case $traffic in
flood) opts='';;
50) opts="-p $((2*(44+$1*8)))";;
oneatatime) opts="-o";;
echo $opts -l $1
}
+start_load() {
+}
+
+kill_load() {
+}
+
+_measure() {
+ # Remove data from the last measurement
+ rm -rf *
+ touch .results
+ cat > plot.sh <<-EOF
+ #!/bin/bash
+ export kvers=$kvers
+ export hostkvers=$hostkvers
+ export traffic=$traffic
+ cd \$(dirname \$0)/$(dirname $script)
+ exec ./$(basename $script) --plot "\$@"
+ EOF
+ chmod +x plot.sh
+ # Set can interfaces up
+ sshgw 'for i in 0 1; do ip link show dev can$i|grep -q UP || ip link set can$i up type can bitrate 1000000; done'
+ # Delete all vcan interfaces
+ sshgw 'for dev in $(ip l|grep -o vcan[^:]\\+); do ip link del dev $dev; done'
+ # Reset priorities
+ sshgw 'if pid=`pidof irq/145-can0`; then chrt -p -f 50 $pid > /dev/null; fi'
+ sshgw 'if pid=`pidof irq/146-can1`; then chrt -p -f 50 $pid > /dev/null; fi'
+ sshgw 'if pid=`pidof sirq-net-rx/0`; then chrt -p -f 49 $pid > /dev/null; fi'
+ sshgw 'if pid=`pidof sirq-net-tx/0`; then chrt -p -f 49 $pid > /dev/null; fi'
+ # Set the length of qdisc queue to avoid ENOBUFS errors
+ ifconfig can0 txqueuelen 200
+ cleanupgw
+
+ prepare
+ start_load
+ main
+ kill_load
+}
+
+
_run() {
- if [[ ! "$OPT_PLOT_ONLY" ]]; then
- host_kernel_versions=host-$(uname -r)
- kernel_versions=$(sshgw uname -r)
- else
- host_kernel_versions=$(cd results; ls -d host-*)
- kernel_versions=$(cd results/host-$(uname -r)/; ls)
- fi
if [[ $OPT_TRAFFIC = all ]]
then traffics="flood 50 oneatatime"
- else traffics=$OPT_TRAFFIC
+ else traffics=${traffic:-$OPT_TRAFFIC}
fi
- for hostkvers in $host_kernel_versions; do
- for OPT_TRAFFIC in $traffics; do
- for kvers in $kernel_versions; do
- dir="results/$hostkvers/$kvers/$OPT_TRAFFIC/$(basename $0 .sh)"
+ hostkvers=${hostkvers:-host-$(uname -r)}
+ kvers=${kvers:-$(sshgw uname -r)}
+ test=$(basename $0 .sh)
+ for traffic in $traffics; do
+ dir="results/$hostkvers/$kvers/$traffic/$test"
mkdir -p $dir
- script=$PWD/$0
+ script=$(echo $dir | sed -e 's/[^/]*/../g')/${test}.sh
cd $dir
- echo "Working directory: $dir"
if [[ ! "$OPT_PLOT_ONLY" ]]; then
- # Remove data from the last measurement
- rm -rf *
- touch .results
- # Set can interfaces up
- sshgw 'for i in 0 1; do ip link show dev can$i|grep -q UP || ip link set can$i up type can bitrate 1000000; done'
- # Delete all vcan interfaces
- sshgw 'for dev in $(ip l|grep -o vcan[^:]\\+); do ip link del dev $dev; done'
- # Reset priorities
- sshgw 'if pid=`pidof irq/145-can0`; then chrt -p -f 50 $pid > /dev/null; fi'
- sshgw 'if pid=`pidof irq/146-can1`; then chrt -p -f 50 $pid > /dev/null; fi'
- sshgw 'if pid=`pidof sirq-net-rx/0`; then chrt -p -f 49 $pid > /dev/null; fi'
- sshgw 'if pid=`pidof sirq-net-tx/0`; then chrt -p -f 49 $pid > /dev/null; fi'
- # Set the length of qdisc queue to avoid ENOBUFS errors
- ifconfig can0 txqueuelen 200
- cleanupgw
-
- main
- cp $script .
+ echo "Working directory: $dir"
+ _measure
fi
if [[ ! "$OPT_PLOT_DISABLE" ]]; then
_plot
fi
- cd -
- done
- done
+ cd - > /dev/null
done
}