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authorMarkus Lehtonen <markus.lehtonen@linux.intel.com>2016-08-24 16:19:32 +0300
committerMarkus Lehtonen <markus.lehtonen@linux.intel.com>2016-09-28 14:15:35 +0300
commitda7de094375b6184c3f28f8651e78fa448bcfb71 (patch)
treebd0b3b54426c631276f305421ecb1b976a9d00dd
parent6dbaca98cd81d71f8b9e46cb641f1e9cb3411af6 (diff)
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Add build-perf-bisect.sh
Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>
-rwxr-xr-xbuild-perf-bisect.sh161
1 files changed, 161 insertions, 0 deletions
diff --git a/build-perf-bisect.sh b/build-perf-bisect.sh
new file mode 100755
index 0000000000..c98ebe728b
--- /dev/null
+++ b/build-perf-bisect.sh
@@ -0,0 +1,161 @@
+#!/bin/bash
+#
+# Copyright (c) 2016, Intel Corporation.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms and conditions of the GNU General Public License,
+# version 2, as published by the Free Software Foundation.
+#
+# This program is distributed in the hope 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.
+#
+#
+# This script is a simple wrapper around the actual build performance tester
+# script. This script initializes the build environment, runs
+# oe-build-perf-test and archives the results.
+
+#
+# PARSE COMMAND LINE ARGUMENTS
+#
+script=`basename $0`
+workdir=`realpath build-perf-bisect`
+
+usage () {
+cat << EOF
+Usage: $script [-h] [-d DL_DIR] [-w WORKDIR] BUILD_TARGET THRESHOLD
+
+Optional arguments:
+ -h show this help and exit.
+ -d DL_DIR to use
+ -w work directory to use
+EOF
+}
+
+while getopts "hd:w:" opt; do
+ case $opt in
+ h) usage
+ exit 0
+ ;;
+ d) downloaddir=`realpath "$OPTARG"`
+ ;;
+ w) workdir=`realpath "$OPTARG"`
+ ;;
+ *) usage
+ exit 255
+ ;;
+ esac
+done
+shift "$((OPTIND - 1))"
+
+if [ $# -ne 2 ]; then
+ echo "Invalid number of positional arguments ($# instead of 2)"
+ usage
+ exit 255
+fi
+
+# Initialize rest of variables
+[ -z "$downloaddir" ] && downloaddir="$workdir/downloads"
+timestamp=`date "+%Y%m%d_%H%M%S"`
+git_rev=`git rev-parse --short HEAD`
+git_rev_cnt=`git rev-list --count HEAD`
+log_file="$workdir/bisect-${git_rev_cnt}_g${git_rev}-${timestamp}.log"
+
+
+#
+# HELPER FUNCTIONS
+#
+log () {
+ echo "[`date '+%Y-%m-%d %H:%M:%S'`] $@" | tee -a "$log_file" >&2
+}
+
+hms_to_s () {
+ _f1=`echo $1: | cut -d ':' -f 1`
+ _f2=`echo $1: | cut -d ':' -f 2`
+ _f3=`echo $1: | cut -d ':' -f 3`
+
+ if echo "$_f1$_f2$_f3" | grep -q -e '[^0-9.]'; then
+ log "invalid time stamp format: '$1'"
+ exit 255
+ fi
+
+ #>&2 echo "'$_f1' '$_f2' '$_f3'"
+ if [ -z "$_f2" ]; then
+ _s=`echo $_f1 | cut -d '.' -f 1`
+ elif [ -z "$_f3" ]; then
+ _ss=`echo $_f2 | cut -d '.' -f 1`
+ _s=$((_f1*60 + $_ss))
+ else
+ _ss=`echo $_f3 | cut -d '.' -f 1`
+ _s=$(($_f1*3600 + $_f2*60 + $_ss))
+ fi
+
+ echo $_s
+}
+
+s_to_hms () {
+ if echo "$1" | grep -q -e '[^0-9]'; then
+ log "not an integer: '$1'"
+ exit 255
+ fi
+
+ printf "%d:%02d:%02d" $(($1 / 3600)) $((($1 % 3600) / 60)) $(($1 % 60))
+}
+
+time_cmd () {
+ log "timing $*"
+ /usr/bin/time -o time.log -f '%e' $@ &>> "$log_file"
+ secs=`cut -f1 -d. time.log`
+ log "command took $secs seconds (`s_to_hms $secs`)"
+ echo $secs
+}
+
+run_cmd () {
+ log "running $*"
+ $@ &>> "$log_file"
+}
+
+
+#
+# MAIN SCRIPT
+#
+build_target=$1
+threshold=`hms_to_s $2`
+
+#Initialize build environment
+mkdir -p $workdir
+. ./oe-init-build-env "$workdir/build-$git_rev-$timestamp" > /dev/null || exit 255
+builddir=`pwd`
+
+echo DL_DIR = \"$downloaddir\" >> conf/local.conf
+echo CONNECTIVITY_CHECK_URIS = \"\" >> conf/local.conf
+
+# Do actual build
+log "TESTING REVISION $git_rev (#$git_rev_cnt)"
+log "fetching sources"
+run_cmd bitbake $build_target -c fetchall
+
+log "cleaning up build directory"
+run_cmd rm -rf bitbake.lock conf/sanity_info cache tmp sstate-cache
+
+log "syncing and dropping caches"
+run_cmd sync
+echo 3 | sudo -n -k /usr/bin/tee /proc/sys/vm/drop_caches > /dev/null || exit 255
+sleep 2
+
+result=`time_cmd bitbake $build_target` || exit 125
+
+log "removing build directory"
+cd $workdir
+run_cmd rm -rf $builddir
+
+result_hms=`s_to_hms $result`
+threshold_hms=`s_to_hms $threshold`
+if [ $result -lt $threshold ]; then
+ log "OK ($git_rev): $result ($result_hms) < $threshold ($threshold_hms)"
+ exit 0
+else
+ log "FAIL ($git_rev): $result ($result_hms) >= $threshold ($threshold_hms)"
+ exit 1
+fi