[Psi-devel] Four outstanding OS X issues (0.11-dev May 22 2007)

[Toby Thain]

On 31-May-07, at 10:13 AM, Michail Pishchagin wrote:

> On 31.05.2007, at 16:22, Toby Thain wrote:
>> On 31-May-07, at 6:22 AM, Michail Pishchagin wrote:
>>> On 29.05.2007, at 10:48, Remko Tronçon wrote:
>>>>> I meant to say that there is also an unpleasantly high latency on
>>>>> keystrokes, probably related.
>>>>
>>>> Right, now I get what you're talking about. That's indeed the same
>>>> problem as what kev said, and it is indeed very annoying. We're
>>>> still
>>>> hoping that Trolltech will fix this eventually.
>>>
>>> This happens in native applications too, but to much lesser extent.
>>> So probably there's not much to do except some speed tweaks here and
>>> there.
>>
>> I can only assume you've never used Psi on OS X and therefore never
>> experienced the problem. It's not a matter of speed tweaks; it's
>> erroneous behaviour. The program is only borderline usable.
>
> I've experienced the problem before. In early Qt4 versions there were
> numerous bugs related to text input on Mac OS X. Sluggish text input
> speed and lost keystrokes. I think I haven't lost keystrokes for a
> long enough time, but slow input speed just happens sometimes (and in
> native applications too), when machine is on heavy load.
>
>> Psi wouldn't be the only Jabber client with a problematic framework -
>> look at Coccinella... (for all its quirks, at least Coccinella
>> doesn't have this particular issue).
>
> What's your load average when this happens? (One possible way to view
> it is to use 'uptime' console command)

The machine is under load, around 3.5 right now. But no other  
application loses keystrokes under these conditions, and keystroke  
latency is excellent in other applications (I'm typing this now in  
Mail.app with barely noticeable lag).

--Toby

>
> -Michail
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