Merge "init: grab-bootchart.sh: run bootchart and display results"

# this script is used to retrieve the bootchart log generated

# by init when compiled with INIT_BOOTCHART=true.

#

# All options are passed to adb, for better or for worse.

#

# for all details, see //device/system/init/README.BOOTCHART

#

TMPDIR=/tmp/android-bootchart

FILES="header proc_stat.log proc_ps.log proc_diskstats.log kernel_pacct"

for f in $FILES; do

    adb pull $LOGROOT/$f $TMPDIR/$f 2>&1 > /dev/null

    adb "${@}" pull $LOGROOT/$f $TMPDIR/$f 2>&1 > /dev/null

done

(cd $TMPDIR && tar -czf $TARBALL $FILES)

cp -f $TMPDIR/$TARBALL ./$TARBALL

echo "look at $TARBALL"

bootchart ${TMPDIR}/${TARBALL}

gnome-open ${TARBALL%.tgz}.png

echo "Clean up ${TMPDIR}/ & ./${TARBALL%.tgz}.png when done"

bootchart command-line utility:

  sudo apt-get install pybootchartgui

  ANDROID_SERIAL=<device serial number>

  $ANDROID_BUILD_TOP/system/core/init/grab-bootchart.sh

  bootchart ./bootchart.tgz

  gnome-open bootchart.png

Debugging init