bootchart on android

ref: http://elinux.org/Using_Bootchart_on_Android

@ host

$ apt-get install bootchart

$ export INIT_BOOTCHART=true

compile android source code then copy android fs to destination

@ destination

$ mkdir /data/bootchart

$ echo 120 > /data/bootchart-start

after android boot @ host

$ export ADBHOST=android_ip

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

$ bootchart bootchart.tgz

finally, generate a bootchart.png at current folder