Poor TTF font performance on Linux with newer VM

Bert Freudenberg bert at impara.de
Thu May 18 11:36:58 UTC 2006

Isn't that still the issue that TTF glyphs are not cached long enough  
anymore because of a fix to the garbage collector's weak ref handling?

Is there a fix in the image by now?

- Bert -

Am 18.05.2006 um 13:30 schrieb Tony Garnock-Jones:

> I've just checked against 3.9-4 (built from source tarball from
> squeakvm.org), and it's still hideously slow. So it's down to  
> something
> that changed between 3.7-7 and 3.9-4. Or perhaps CroquetPlugin or
> FloatMathPlugin. Or AioPlugin or UnixOSProcess :-)
> Tony.
> goran at krampe.se wrote:
>> Hi!
>> Tony Garnock-Jones <tonyg at lshift.net> wrote:
>>> Thanks for that - I had suspected it might be a plugin. I've  
>>> followed
>>> your suggestion, and the plugin list is almost identical except for
>>> OSProcess and FFI plugins.
>>> I've just run "MessageTally spyOn: [3 timesRepeat: [self  
>>> nextPage]]" on
>>> my BookMorph. The two results are dramatically different: on the  
>>> 3.7 VM,
>>> 477ms for the whole thing; on the 3.9 VM, 50354ms for the whole  
>>> thing! A
>>> factor of 100x slower.

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