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Diffstat (limited to 'poky/scripts/contrib/bb-perf/buildstats.sh')
-rwxr-xr-x | poky/scripts/contrib/bb-perf/buildstats.sh | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/poky/scripts/contrib/bb-perf/buildstats.sh b/poky/scripts/contrib/bb-perf/buildstats.sh new file mode 100755 index 000000000..8d7e2488f --- /dev/null +++ b/poky/scripts/contrib/bb-perf/buildstats.sh @@ -0,0 +1,155 @@ +#!/bin/bash +# +# Copyright (c) 2011, Intel Corporation. +# All rights reserved. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# DESCRIPTION +# Given 'buildstats' data (generate by bitbake when setting +# USER_CLASSES ?= "buildstats" on local.conf), task names and a stats values +# (these are the ones preset on the buildstats files), outputs +# '<task> <recipe> <value_1> <value_2> ... <value_n>'. The units are the ones +# defined at buildstats, which in turn takes data from /proc/[pid] files +# +# Some useful pipelines +# +# 1. Tasks with largest stime (Amount of time that this process has been scheduled +# in kernel mode) values +# $ buildstats.sh -b <buildstats> -s stime | sort -k3 -n -r | head +# +# 2. Min, max, sum utime (Amount of time that this process has been scheduled +# in user mode) per task (in needs GNU datamash) +# $ buildstats.sh -b <buildstats> -s utime | datamash -t' ' -g1 min 3 max 3 sum 3 | sort -k4 -n -r +# +# AUTHORS +# Leonardo Sandoval <leonardo.sandoval.gonzalez@linux.intel.com> +# + +# Stats, by type +TIME="utime:stime:cutime:cstime" +IO="IO wchar:IO write_bytes:IO syscr:IO read_bytes:IO rchar:IO syscw:IO cancelled_write_bytes" +RUSAGE="rusage ru_utime:rusage ru_stime:rusage ru_maxrss:rusage ru_minflt:rusage ru_majflt:\ +rusage ru_inblock:rusage ru_oublock:rusage ru_nvcsw:rusage ru_nivcsw" + +CHILD_RUSAGE="Child rusage ru_utime:Child rusage ru_stime:Child rusage ru_maxrss:Child rusage ru_minflt:\ +Child rusage ru_majflt:Child rusage ru_inblock:Child rusage ru_oublock:Child rusage ru_nvcsw:\ +Child rusage ru_nivcsw" + +BS_DIR="tmp/buildstats" +TASKS="compile:configure:fetch:install:patch:populate_lic:populate_sysroot:unpack" +STATS="$TIME" +HEADER="" # No header by default + +function usage { +CMD=$(basename $0) +cat <<EOM +Usage: $CMD [-b buildstats_dir] [-t do_task] + -b buildstats The path where the folder resides + (default: "$BS_DIR") + -t tasks The tasks to be computed + (default: "$TASKS") + -s stats The stats to be matched. Options: TIME, IO, RUSAGE, CHILD_RUSAGE + or any other defined buildstat separated by colons, i.e. stime:utime + (default: "$STATS") + Default stat sets: + TIME=$TIME + IO=$IO + RUSAGE=$RUSAGE + CHILD_RUSAGE=$CHILD_RUSAGE + -h Display this help message +EOM +} + +# Parse and validate arguments +while getopts "b:t:s:Hh" OPT; do + case $OPT in + b) + BS_DIR="$OPTARG" + ;; + t) + TASKS="$OPTARG" + ;; + s) + STATS="$OPTARG" + ;; + H) + HEADER="y" + ;; + h) + usage + exit 0 + ;; + *) + usage + exit 1 + ;; + esac +done + +# Ensure the buildstats folder exists +if [ ! -d "$BS_DIR" ]; then + echo "ERROR: $BS_DIR does not exist" + usage + exit 1 +fi + +stats="" +IFS=":" +for stat in ${STATS}; do + case $stat in + TIME) + stats="${stats}:${TIME}" + ;; + IO) + stats="${stats}:${IO}" + ;; + RUSAGE) + stats="${stats}:${RUSAGE}" + ;; + CHILD_RUSAGE) + stats="${stats}:${CHILD_RUSAGE}" + ;; + *) + stats="${STATS}" + esac +done + +# remove possible colon at the beginning +stats="$(echo "$stats" | sed -e 's/^://1')" + +# Provide a header if required by the user +[ -n "$HEADER" ] && { echo "task:recipe:$stats"; } + +for task in ${TASKS}; do + task="do_${task}" + for file in $(find ${BS_DIR} -type f -name ${task} | awk 'BEGIN{ ORS=""; OFS=":" } { print $0,"" }'); do + recipe="$(basename $(dirname $file))" + times="" + for stat in ${stats}; do + [ -z "$stat" ] && { echo "empty stats"; } + time=$(sed -n -e "s/^\($stat\): \\(.*\\)/\\2/p" $file) + # in case the stat is not present, set the value as NA + [ -z "$time" ] && { time="NA"; } + # Append it to times + if [ -z "$times" ]; then + times="${time}" + else + times="${times} ${time}" + fi + done + echo "${task} ${recipe} ${times}" + done +done |