X-Git-Url: http://rtime.felk.cvut.cz/gitweb/can-benchmark.git/blobdiff_plain/e2f6ea0a1257b097e4e6278d742733b316d2f553..c36e3d6a2a7c2a96eb98cd1db64a11f508a03677:/gw-tests/lib.sh diff --git a/gw-tests/lib.sh b/gw-tests/lib.sh index 8a8a9e9..8cf99e9 100644 --- a/gw-tests/lib.sh +++ b/gw-tests/lib.sh @@ -33,6 +33,8 @@ PATH=$PWD/../_compiled/bin/:$PATH sshgw() { local socket="$HOME/.ssh/cangw-connection" + if [[ "$NO_GW_NEEDED" ]]; then return; fi + if [[ ! -S $socket ]] || ! ssh -x -a -S $socket root@192.168.2.3 true; then # Create master connection to speed up subsequenct command. ssh -N -f -M -S $socket root@192.168.2.3 >/dev/null 2>&1 @@ -49,20 +51,21 @@ _plot() { rm -rf *.pdf *.png for i in "" $ADDITIONAL_PLOTS; do plot_cmds $i | sed -e "/set title/ s/[\"']\(.*\)[\"']/\"\1\\\\n{\/*0.75 (GW kernel $kvers, Traffic $traffic, Load $load)}\"/" > plot.gp - if [[ ! -s plot.gp ]]; then return; fi + if [[ ! -s plot.gp ]]; then continue; fi if [ -z "$OPT_NO_X11" ]; then echo "set terminal x11 enhanced; $(< plot.gp)" | gnuplot -persist fi - echo "set terminal pdfcairo solid color enhanced; set output \"graph$i.pdf\";" \ + test "$(gnuplot --version)" = "gnuplot 4.2 patchlevel 5 " && continue + echo "set terminal pdfcairo solid color enhanced; " \ + "set output \"graph$i.pdf\";" \ + "set pointsize 0.5;" \ "$(< plot.gp)" | gnuplot echo 'set terminal pngcairo color enhanced size 750,525 font ",10" ;' \ "$(< plot.gp)" | gnuplot > graph$i.png - mkdir -p thumb convert -resize 150x105 -gamma 0.5 -quality 90 -type Palette -depth 8 graph$i.png tgraph$i.png # echo 'set terminal pngcairo color enhanced size 150,105 font ",1";' \ # "$(< plot.gp)" | gnuplot > thumb/${testname}$i.png done - } echo_plot() { @@ -109,25 +112,31 @@ _measure() { # Kill load generators left possibly from the past runs killall -q ping || : killall -q latester || : - sshgw 'killall -q hackbench || :' - # 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 $pid > /dev/null; fi' - # Set the length of qdisc queue to avoid ENOBUFS errors - ifconfig can0 txqueuelen 200 - ifconfig can1 txqueuelen 200 - cleanupgw - - type prepare >/dev/null 2>&1 && prepare || : - start_load + if [[ ! "$NO_GW_NEEDED" ]]; then + sshgw 'killall -q hackbench || :' + # 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 $pid > /dev/null; fi' + # Set the length of qdisc queue to avoid ENOBUFS errors + ifconfig can0 txqueuelen 200 + ifconfig can1 txqueuelen 200 + cleanupgw + + type prepare >/dev/null 2>&1 && prepare || : + start_load + fi + main - kill_load + + if [[ ! "$NO_GW_NEEDED" ]]; then + kill_load + fi # Create a plot script at the end to signalize that the # measurement was successfully finished