On Nov 27, 2009, at 12:03 AM, Lukas Renggli wrote:
> In my experience the truetype fonts and the mac skin are a major
> slowdown. If I disable both things I get a much faster image. Now I do
> like nice fonts, so I just live with that speed penalty ...
>
maybe we should add a note to the download page that on slow machines, people
should download the Core image instead and switch the skin to a simpler one...
Marcus
> Lukas
>
> On Thursday, November 26, 2009, Schwab,Wilhelm K <[email protected]>
> wrote:
>> Stef,
>>
>> I have a "slow" machine that stands ready to help with numbers any time; it
>> is semi-retired now, running Ubuntu 9.04. It might be a good ideas to
>> dual-boot it, but I find it challenging to work up the motivation to assault
>> it with a Windows CD, and I have a similar era machine running win2k.
>>
>> My sense is that Pharo is slower than Squeak, and I am suspicious that the
>> Linux vm is not as efficient as it could be. I forget wheher I saw this
>> only on Linux, but somewhere I reported a long-sourced method that I saw
>> draw in monochrome and AGAIN in color. Nothing against Shout (as the
>> self-apppointed comment pedant, I **really** appreciate syntax
>> highlighting), there might be some room for efficiency by skipping the
>> monochrom pass.
>>
>> Resizing on Linux turns the main window black. It might make more sense to
>> invalidate and draw once after the sizing is complete??
>>
>> I have long heard people claim that Linux is faster than Windows, but I was
>> not convinced. Having recently purchased a new machine and watched it labor
>> under the weight of Vista long enough to see for myself what all the stench
>> was about, I think I get it. Current Linux distributions with the customary
>> graphical largese are not happy on 7+ year old machines that handily run
>> Win2k. However, a new box that just barely gets by under Windows will be
>> relatively quick running Linux.
>>
>> I forget who said it: "software is getting slow faster than hardware is
>> getting fast."
>>
>> Bill
>>
>>
>> -----Original Message-----
>> From: [email protected]
>> [mailto:[email protected]] On Behalf Of Stéphane
>> Ducasse
>> Sent: Thursday, November 26, 2009 5:02 PM
>> To: neil butterworth
>> Cc: Pharo Development
>> Subject: Re: [Pharo-project] about Pharo
>>
>> Thanks for your reply :)
>>
>>>> what you report is strange.
>>>> Can you let us know:
>>>
>>>> - vm
>>>
>>> The Pharo VM is the current (as of a couple of days ago) download from
>>> the Pharo Homepage - Squeak 3.11.4 (beta).
>>>
>>>> - OS
>>>
>>> Win2K SP4
>>>
>>>> - image version
>>>
>>> Once again, a very recent download -
>>> pharo1.0-10493-rc1dev09.11.2.image
>>>
>>>> - your display depth
>>>
>>> True Color 24 bit
>>
>> I have
>> Display depth -> 32
>>
>> then 24 looks strange to me.
>>
>> depth: bitsPerPixel
>> (bitsPerPixel > 32 or:
>> [(bitsPerPixel bitAnd: bitsPerPixel-1) ~= 0])
>> ifTrue: [self halt: 'bitsPerPixel must be 1, 2, 4, 8, 16 or
>> 32'].
>> depth := bitsPerPixel
>>
>> Can you type
>> Display depth
>>
>> and Display depth: 32 to see if this change something?
>>
>>>> Because people are using pharo on production and we got an increase
>>>> of 15% of Morphic in pharo 1.1 so I have some doubts.
>>>
>>> It is very definitely much slower than Squeak on my system. This is an
>>> old laptop 900MHz P3, but it has no problems at all running Squeak.
>>
>> We should keep an old machine around to test it.
>> this is strange.
>> Because the Ob2Browser is slow because it displays package and getting
>> package information is slow.
>> Which browser are you using
>> Can you give a try to change it and use the system browser (to change click
>> on the right icon on the window ... Choose new default menu)
>>
>> Can you change the theme?
>> using the preference pane?
>>
>>
>> Thanks
>>
>> Stef
>>
>>>
>>> Neil Butterworth
>>
>>
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>
> --
> Lukas Renggli
> http://www.lukas-renggli.ch
>
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