How to get Android system boot time

android shell time boot
Similitran picture Similitran · Mar 11, 2013 · Viewed 13k times · Source

How can I get the absolute system boot time within the shell? i tried cat/proc/uptime, but this only returns the time since reboot.

Answer

flx picture flx · Apr 29, 2013

It's basically:

java.lang.System.currentTimeMillis() - android.os.SystemClock.elapsedRealtime();

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