ubuntu-phone team mailing list archive

[Jim Hodapp <jim.hodapp@xxxxxxxxxxxxx>]

On Fri, Sep 4, 2015 at 8:10 AM, Kevin Gunn <kevin.gunn@xxxxxxxxxxxxx> wrote:

> Just thinking wrt "might it be some app/service
> crashing, apport running to collect crash data and freeze happens
> during that"
>
> It's a common enough occurrence should design consider a "system busy"
> notification just before launching apport. Otherwise this is exactly what
> happens, user says "huh, phone just bogged down for no reason, guess it's
> just performance"
>

Or couldn't we just deprioritize apport as a process so that it can't use
up all of the CPU and truly make it a background task. Is there any reason
why apport would need normal priority while running?

Jim


> br,kg
>
> On Fri, Sep 4, 2015 at 5:52 AM, Timo Jyrinki <timo.jyrinki@xxxxxxxxxxxxx>
> wrote:
>
>> It'd be good to debug this further, although it might be difficult.
>>
>> I haven't noticed anything like described after OTA-6 upgrade two days
>> ago and I'm using apps / scopes on my Bq heavily.
>>
>> Just from technical guesses side, might it be some app/service
>> crashing, apport running to collect crash data and freeze happens
>> during that?
>>
>> You _might_ find something extra if you navigate to Settings ->
>> Security -> Statistics -> Earlier error reports (sorry, I'm not sure
>> about the English ones, I'm translating on-the-fly from my Bq) and
>> check the top most links. The interesting things are Date, Package
>> etc, plus of course the actual whole error report. It's is easier if
>> you manage to copy the id link to your desktop browser and do
>> copy-pasting error report URL:s from there.
>>
>> Not everything is shown there though, if the error report can't be
>> submitted. Due to various factors, not all apport collected issues are
>> actually sent.
>>
>> -Timo
>>
>>
>> On Fri, Sep 4, 2015 at 12:16 PM, Davide Alberelli <dadexix86@xxxxxxxxx>
>> wrote:
>> > Hello list,
>> > bq 4.5, r25.
>> > I am experiencing some general slowness after the OTA-6 update.
>> >
>> > This is particularly visible with freezes when scrolling in apps and
>> when
>> > changing between scopes (Apps -> Today <-> Near By <-> News) and when
>> > opening apps (this is _extremely_ slower than OTA-5).
>> >
>> > To reproduce the freeze in apps (webapps like Facebook (unofficial), or
>> > proper apps like browser, it's the same), scroll slowly down the page,
>> then
>> > a bit faster up and then down again to go back where you where.
>> >
>> > To reproduce in scopes just move from one to the other and/or down.
>> >
>> > What happens, in order, is
>> > 1) freeze of the interface for some seconds (no scroll, no swipe from
>> any
>> > direction)
>> > 2) wait, wait...
>> > 3) unfreeze and all what you have tried in 1) is done
>> > 4) if you are on a page in the browser it goes blank, if you are on
>> > everything else (scope, web-apps, ...) usually this results only in a
>> big
>> > jump around with no other harm.
>> >
>> > It is really annoying seeing this huge regressions in user exeprience
>> from
>> > one OTA to the other :S
>> >
>> > Any help investigating?
>> >
>> > Davide
>> >
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>>
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>
>
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