If the boot animation is that slow, your graphics driver is very broken. On Thu, Sep 8, 2011 at 10:26 PM, Liu Xin <[email protected]> wrote:
> we ported android 2.3.1 to our architecture and board. the response time is > terrible up now. > > according to my profile, i think it's because drawing windows are very > slow. i have 2 clues which drawed my idea on graphics: > > i) bootanimation is slow; > ideally, bootanimation is 12fps. however, we can only got 1 fps. it takes > much more time in GL-functions. > > ii) > i profiled Laucher and analyzed the data in traceview. it turns out that > over 95% time Launcher consumed are for android.view.ViewRoot.handleMessage. > > > on just group, some one complained that pixelflinger was significantly > slower except ARM. it's because arm has a codeflinger which generates code > on-the-fly. we are doing the similar optimization right now. > > thanks, > --lx > > > > On Thu, Sep 1, 2011 at 2:51 AM, Pradeep <[email protected]> wrote: > >> Hi, >> >> On my device the system regularly goes into a state where launch of >> apps takes lot of time ( 5-10 secs ). This happens after using the >> system for sometime and more often with apps with GLSurfaceView. >> >> My device config >> >> RAM - 384 MB >> Resolution - 1024 * 600 >> CPU - 1 Ghz Tegra dual core >> >> In this state I see a lot of processes being killed so I think >> lowmemorykiller is running during this time. Also in adb shell cat / >> proc/meminfo I see around 40-50 MB free but cache memory is on the >> lower side. >> >> Any ideas ? >> >> Regards, >> Pradeep >> >> -- >> unsubscribe: [email protected] >> website: http://groups.google.com/group/android-porting >> > > -- > unsubscribe: [email protected] > website: http://groups.google.com/group/android-porting > -- Dianne Hackborn Android framework engineer [email protected] Note: please don't send private questions to me, as I don't have time to provide private support, and so won't reply to such e-mails. All such questions should be posted on public forums, where I and others can see and answer them. -- unsubscribe: [email protected] website: http://groups.google.com/group/android-porting
