[Pharo-users] Creation form from PNG file very slow on Pharo 4 and 5

Nicolai Hess nicolaihess at gmail.com
Sat Jan 16 14:50:46 EST 2016

2016-01-16 15:40 GMT+01:00 Dimitris Chloupis <kilon.alios at gmail.com>:

> disk, 1TB. why it matters ? from my profile its clear that its not the
> primitive that is the problem but how Pharo processes pngs.
> I happen to work with a lot of big data both in 3d graphics, a blender
> file can easily reach 250 mb and it opens under a second and audio files ,
> plus instrument that uses alot of audio files as samples of several gbs
> giving again instanenous loading. I am not talking here 60 files, I am
> talking thousands of files.
> I report a sever limitation and I have been told
> a) I have not done enough to isolate the problem when I post clear
> profiling reports and the code that is responsible for it

The bug report was indeed bad.

> b) why I make a fuss about it since there are work arounds

I did not see the "why make a fuss about". And the work arounds are
actually helpful, no?

> c) that its a hardware limitation when the hardware is able to perform
> light years ahead of what pharo is currently doing
> Sorry but this kind of attitude is really bad, when someone reports a bug
> I find it a lot better to tell him that you don't care or not reply at all
> and ignore him than just find excuses for the bug or limitation.

You reported a problem with morphics image loading and some people
immediately step in to help you analyse your code. More pepole helped by
giving some tipps and possible workaounds.
What is wrong with this. I don't see a bad attitude.

> I see it every single time I complain about a problem there is a few
> people who are logical about this like Ben , Esteban etc and then some
> other that in complete denial zone and easily offended by the truth.
> On Sat, Jan 16, 2016 at 4:07 PM Stephan Eggermont <stephan at stack.nl>
> wrote:
>> On 16-01-16 14:48, Dimitris Chloupis wrote:
>> > sorry but thats plain horrible performance wise and those images are
>> > needed as soon as the gui is opened. So there can be no lazy loading for
>> > them. The total size for all the 60 images is 530kbs . What would happen
>> > if I did some serious animations of 10s of mbs , I will have to go to
>> > buy a coffee to get my GUI opened :D
>> Is that on a disk or an SSD? You won't be able to get much more than 60
>> files opened/s on a disk.
>> Stephan
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