[Linaro-big-little] Disabling the Android boot animation... ?
vishal.bhoj at linaro.org
Thu Mar 29 10:26:46 UTC 2012
I will remove the animation from the build if it helps in reducing boot
On 29 March 2012 15:49, Chris Redpath <Chris.Redpath at arm.com> wrote:
> Hi Dave,
> One way to hack it so it never starts is just to rename the bootanimation
> executable in /system/bin.
> I just tried it and my Android boots in a reported 2m or so, about 5
> minutes of real time. You get a line like this in the boot output but there
> are no apparent ill-effects.
> [ 14.863680] init: cannot find '/system/bin/bootanimation', disabling
> > -----Original Message-----
> > From: linaro-big-little-bounces at lists.linaro.org [mailto:linaro-big-
> > little-bounces at lists.linaro.org] On Behalf Of Dave Martin
> > Sent: 29 March 2012 10:39
> > To: linaro-android at lists.linaro.org
> > Cc: linaro-big-little at lists.linaro.org
> > Subject: [Linaro-big-little] Disabling the Android boot animation... ?
> > Hi all,
> > It seems that the Android boot animation really consumes a lot of CPU.
> > At least when running on the ARM fast models, I see a typical steady-
> > state load (bootanimation+surfaceflinger) of about 65% CPU.
> > I can kill the boot animation interactively, but does anyone know how
> > to
> > disable it properly? This would likely be a benefit to the test and
> > validation work on the models.
> > After killing the boot animation, I can boot a fresh release to the
> > desktop in under 8 minutes on the model, with full cache modelling
> > disabled. A preinitialised image will boot to the unlock screen in
> > around 2.5 minutes.
> > Cheers
> > ---Dave
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