diff options
Diffstat (limited to 'scripts/oe-time-dd-test.sh')
| -rwxr-xr-x | scripts/oe-time-dd-test.sh | 99 |
1 files changed, 88 insertions, 11 deletions
diff --git a/scripts/oe-time-dd-test.sh b/scripts/oe-time-dd-test.sh index 46b218b76a..81748b8c9e 100755 --- a/scripts/oe-time-dd-test.sh +++ b/scripts/oe-time-dd-test.sh @@ -1,4 +1,8 @@ -#!/bin/sh +#!/bin/bash +# +# Copyright OpenEmbedded Contributors +# +# SPDX-License-Identifier: MIT # # oe-time-dd-test records how much time it takes to # write <count> number of kilobytes to the filesystem. @@ -8,22 +12,95 @@ # The purporse of this script is to find which part of # the build system puts stress on the filesystem io and # log all the processes. - usage() { - echo "Usage: $0 <count>" + echo "$0 is used to detect i/o latency and runs commands to display host information." + echo "The following commands are run in order:" + echo "1) top -c -b -n1 -w 512" + echo "2) iostat -y -z -x 5 1" + echo "3) tail -30 tmp*/log/cooker/*/console-latest.log to gather cooker log." + echo " " + echo "Options:" + echo "-c | --count <amount> dd (transfer) <amount> KiB of data within specified timeout to detect latency." + echo " Must enable -t option." + echo "-t | --timeout <time> timeout in seconds for the <count> amount of data to be transferred." + echo "-l | --log-only run the commands without performing the data transfer." + echo "-h | --help show help" + } -TIMEOUT=15 +run_cmds() { + echo "start: top output" + top -c -b -n1 -w 512 + echo "end: top output" + echo "start: iostat" + iostat -y -z -x 5 1 + echo "end: iostat" + echo "start: cooker log" + tail -30 tmp*/log/cooker/*/console-latest.log + echo "end: cooker log" +} -if [ $# -ne 1 ]; then - usage - exit 1 +if [ $# -lt 1 ]; then + usage + exit 1 +fi + +re_c='^[0-9]+$' +#re_t='^[0-9]+([.][0-9]+)?$' + +while [[ $# -gt 0 ]]; do + key="$1" + + case $key in + -c|--count) + COUNT=$2 + shift + shift + if ! [[ $COUNT =~ $re_c ]] || [[ $COUNT -le 0 ]] ; then + usage + exit 1 + fi + ;; + -t|--timeout) + TIMEOUT=$2 + shift + shift + if ! [[ $TIMEOUT =~ $re_c ]] || [[ $TIMEOUT -le 0 ]] ; then + usage + exit 1 + fi + ;; + -l|--log-only) + LOG_ONLY="true" + shift + shift + ;; + -h|--help) + usage + exit 0 + ;; + *) + usage + exit 1 + ;; + esac +done + + +if [ "$LOG_ONLY" = "true" ] ; then + uptime + run_cmds + exit +fi + +if [ -z ${TIMEOUT+x} ] || [ -z ${COUNT+x} ] ; then + usage + exit 1 fi uptime -timeout ${TIMEOUT} dd if=/dev/zero of=oe-time-dd-test.dat bs=1024 count=$1 conv=fsync +echo "Timeout used: ${TIMEOUT}" +timeout ${TIMEOUT} dd if=/dev/zero of=oe-time-dd-test.dat bs=1024 count=${COUNT} conv=fsync if [ $? -ne 0 ]; then - echo "Timeout used: ${TIMEOUT}" - top -c -b -n1 -w 512 - tail -30 tmp*/log/cooker/*/console-latest.log + run_cmds fi |