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#!/bin/bash
# Copyright (C) 2020 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
readme() {
echo '
Analyze boot-time
e.g.
ANDROID_BUILD_TOP="$PWD" \
CONFIG_YMAL="$ANDROID_BUILD_TOP/system/extras/boottime_tools/bootanalyze/config.yaml" \
LOOPS=3 \
RESULTS_DIR="$PWD/bootAnalyzeResults" \
$ANDROID_BUILD_TOP/system/extras/boottime_tools/bootanalyze/bootanalyze.sh
Flags:
-a : Uses "adb reboot" (instead of "adb shell su root svc power reboot") command to reboot
-b : If set grabs bootchart
-w : If set grabs carwatchdog perf stats
'
exit
}
if [[ -z $ANDROID_BUILD_TOP ]]; then
echo 'Error: you need to specify ANDROID_BUILD_TOP'
readme
fi
echo "ANDROID_BUILD_TOP=$ANDROID_BUILD_TOP"
SCRIPT_DIR="$ANDROID_BUILD_TOP/system/extras/boottime_tools/bootanalyze"
if [[ -z $CONFIG_YMAL ]]; then
CONFIG_YMAL="$SCRIPT_DIR/config.yaml"
fi
echo "CONFIG_YMAL=$CONFIG_YMAL"
if [[ -z $RESULTS_DIR ]]; then
RESULTS_DIR="$PWD/bootAnalyzeResults"
fi
echo "RESULTS_DIR=$RESULTS_DIR"
mkdir -p $RESULTS_DIR
ADB_REBOOT_FLAG=""
BOOTCHART_FLAG=""
CARWATCHDOG_FLAG=""
while getopts 'abw' OPTION; do
case "$OPTION" in
a)
ADB_REBOOT_FLAG="-a"
;;
b)
BOOTCHART_FLAG="-b"
;;
w)
CARWATCHDOG_FLAG="-W"
;;
?)
echo 'Error: Invalid flag set'
readme
;;
esac
done
shift "$(($OPTIND -1))"
adb shell 'touch /data/bootchart/enabled'
if [[ -z $LOOPS ]]; then
LOOPS=1
fi
echo "Analyzing boot-time for LOOPS=$LOOPS"
BOOTCHART_TGZ="/tmp/android-bootchart/bootchart.tgz"
START=1
SLEEP_SEC=20
for (( l=$START; l<=$LOOPS; l++ )); do
echo "Loop: $l"
SECONDS=0
mkdir $RESULTS_DIR/$l
$SCRIPT_DIR/bootanalyze.py -c $CONFIG_YMAL -G 4M -r \
$ADB_REBOOT_FLAG $BOOTCHART_FLAG $CARWATCHDOG_FLAG \
-o "$RESULTS_DIR/$l" 1> "$RESULTS_DIR/$l/boot.txt"
if [[ $? -ne 0 ]]; then
echo "bootanalyze.py failed"
exit 1
fi
echo "$SECONDS sec."
if [ -f "$BOOTCHART_TGZ" ]; then
cp $BOOTCHART_TGZ "$RESULTS_DIR/$l/bootchart.tgz"
fi
echo "Sleep for $SLEEP_SEC sec."
sleep $SLEEP_SEC
done
echo
echo "Complete $LOOPS"
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