X-Git-Url: http://rtime.felk.cvut.cz/gitweb/can-benchmark.git/blobdiff_plain/080e1f7dda7c321b0272750d97d614c2c968602a..167bee35e3ffc6500bb52bbb91d3b423d2863abf:/tests/_lib.sh diff --git a/tests/_lib.sh b/tests/_lib.sh index 557602f..930f688 100644 --- a/tests/_lib.sh +++ b/tests/_lib.sh @@ -1,8 +1,9 @@ while [ $# -gt 0 ]; do case "$1" in + -P) OPT_PLOT_DISABLE=1; shift;; -p) OPT_PLOT_ONLY=1; shift;; - --pdf-only) OPT_PDF_ONLY=1; shift;; + -X|--no-x11-plot) OPT_NO_X11=1; shift;; esac done @@ -11,19 +12,25 @@ set -e PATH=$PWD/../_compiled/bin/:$PATH -RTPRIO=60 +RTPRIO=${RTPRIO:-60} +COUNT=${COUNT:-10000} +export CANPING_MS=1 # Generate plots in milliseconds boost_irq_prio() { local PRIO=${1:-50} CAN_IRQ=`sed -ne '/can/ s/:.*//p' /proc/interrupts` if [ -n "$CAN_IRQ" ]; then IRQ_PID=`pidof IRQ-${CAN_IRQ/ /}` || true - [ -z "$IRQ_PID" ] || schedtool -F -p $PRIO $IRQ_PID + if [ -n "$IRQ_PID" ]; then + schedtool -F -p $PRIO $IRQ_PID + return 0 + fi fi + return 1 } rmmod_can() { - modprobe -r lincan kvaser_pci vcan + modprobe -r lincan kvaser_pci vcan || true } prepare_lincan_hw() { @@ -39,20 +46,29 @@ prepare_lincan_virtual() { rmmod_can modprobe -C /dev/null lincan hw=virtual io=0 baudrate=0 CAN0=/dev/can0 + CAN1=/dev/can0 DRIVER=lincan-virtual sleep 0.1 } +socketcan_set_bitrate() { + local canX=$1 + if [ -f /sys/class/net/$canX/can_bittiming/bitrate ]; then + echo 1000000 > /sys/class/net/$canX/can_bittiming/bitrate + else + ip link set $canX type can bitrate 1000000 + fi +} prepare_socketcan_hw() { rmmod_can modprobe kvaser_pci - echo 1000000 > /sys/class/net/can0/can_bittiming/bitrate + socketcan_set_bitrate can0 ip link set up dev can0 - echo 1000000 > /sys/class/net/can1/can_bittiming/bitrate - ip link set up dev can1 - echo 1000000 > /sys/class/net/can2/can_bittiming/bitrate + socketcan_set_bitrate can1 + ip link set up dev can1 + socketcan_set_bitrate can2 ip link set up dev can2 - echo 1000000 > /sys/class/net/can3/can_bittiming/bitrate + socketcan_set_bitrate can3 ip link set up dev can3 CAN0=socketcan:can0 CAN1=socketcan:can1 @@ -62,40 +78,112 @@ prepare_socketcan_hw() { prepare_socketcan_virtual() { rmmod_can modprobe vcan - ip link add dev vcan0 type vcan + ip link add dev vcan0 type vcan || true ip link set up dev vcan0 CAN0=socketcan:vcan0 + CAN1=socketcan:vcan0 DRIVER=socketcan-virtual } run_tests() { tests=${TESTS:-socketcan_hw lincan_hw} - for i in $tests; do - cpufreq-set -f 2400MHz - boost_irq_prio 50 - prepare_$i + 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 } +kvers() { + local cmdline=$(cat /proc/cmdline|sed -e 's/BOOT_IMAGE=[^ ]*//' \ + -e 's/root=[^ ]*//' \ + -e 's/ro//' \ + -e 's/quiet//' \ + -e 's/rootfstype=[^ ]*//' \ + -e 's/elevator=[^ ]*//' \ + -e 's/^ *//' \ + -e 's/ *$//'|tr -s ' ' '_') + v=$(uname -r) + [ -n "$cmdline" ] && v="$v:$cmdline" + [ -n "$KVERS" ] && v=$KVERS + echo $v +} + plot() { - if [ -n "$PLOT_CMD" ]; then - echo "set terminal postscript color eps enhanced; - $PLOT_CMD" | gnuplot | epstopdf --filter > `basename $0 .sh`.pdf - if [ -z "$OPT_PDF_ONLY" ]; then - echo "set terminal x11 enhanced; $PLOT_CMD" | gnuplot -persist +# for i in "${!PLOT_CMD[@]}"; do + local testname=`basename $0 .sh` + for i in 0; do + cmd=`p` # Get plot commands + cmd=$(echo "$cmd" | sed -e "/set title/ s/[\"']\(.*\)[\"']/\"\1\\\\n($(kvers), CPU\\\\\\\\@${clk}MHz)\"/") + if [ -z "$OPT_NO_X11" ]; then + echo "set terminal x11 enhanced; ${cmd}" | gnuplot -persist fi - fi + I=${i/0/} + echo 'set terminal postscript color eps enhanced size 6cm,4cm lw 1 "Times-Roman" 10;' \ + 'set lmargin 8;' \ + "${cmd}" | gnuplot > ${testname}$I.eps + echo "set terminal postscript color eps enhanced;" \ + "${cmd}" | gnuplot | epstopdf --filter > ${testname}$I.pdf + mkdir -p thumb + convert -density 30 -gamma 0.5 -quality 90 -type Palette -depth 8 ${testname}$I.pdf thumb/${testname}$I.png + convert -density 150 -gamma 0.7 -quality 90 -type Palette -depth 8 ${testname}$I.pdf ${testname}$I.png + done } -go() { - d=results/`basename $0 .sh`/`uname -r` - set -x +create_dirs_and_links() { + local test=$1 + local kver=$2 + local clck=$3 + + local d=results/by-kern/$kver/$clck/$test mkdir -p $d - cd $d - - [ -n "$OPT_PLOT_ONLY" ] || run_tests - plot + mkdir -p results/by-kern/$kver/$test # 1 + mkdir -p results/by-test/$test/$kver # 2 + mkdir -p results/by-test/$test/$clck # 3 + mkdir -p results/by-clck/$clck/$kver # 4 + mkdir -p results/by-clck/$clck/$test # 5 + ln -sfT ../../../${d#results/} results/by-kern/$kver/$test/$clck # 1 + ln -sfT ../../../${d#results/} results/by-test/$test/$kver/$clck # 2 + ln -sfT ../../../${d#results/} results/by-test/$test/$clck/$kver # 3 + ln -sfT ../../../${d#results/} results/by-clck/$clck/$kver/$test # 4 + ln -sfT ../../../${d#results/} results/by-clck/$clck/$test/$kver # 5 + echo $d +} + +go() { + echo "####################" + if [ ! -n "$OPT_PLOT_ONLY" ]; then + mhz=`sed -ne '/^cpu MHz/ s/.*:\([^.]\+\).*/\1/p' /proc/cpuinfo|head -n 1` + if [ -r /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq ]; then + local max=$((`cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq`/1000)) + local min=$((`cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq`/1000)) + mhz="$max $min" + fi + else + mhz=$(cd results/by-clck; echo *) + fi + for clk in $mhz; do + echo "====================" + dir=$(create_dirs_and_links `basename $0 .sh` `kvers` $clk) + set -x + pushd $dir + + if [ ! -n "$OPT_PLOT_ONLY" ]; then + cpufreq-set -f ${clk}MHz + run_tests + cpufreq-set -f ${mhz}MHz + else + unset OPT_PLOT_DISABLE + fi + if [ ! -n "$OPT_PLOT_DISABLE" ]; then + plot + fi + popd + set +x + done }