Image freezing problem
John M McIntosh
johnmci at smalltalkconsulting.com
Thu Jul 26 18:25:17 UTC 2007
On Jul 26, 2007, at 10:06 AM, Adrian Lienhard wrote:
> c) Tune the GC policies as they are far from optimal for today's
> systems (as John has suggested a couple of times). It seems,
> though, that this cannot guarantee to fix the problem but it should
> make it less likely to happen(?).
> I also took GC statistics while running the process (only part of
> it and not when it was stuck):
> - http://www.netstyle.ch/dropbox/gcStats-1.txt.gz: standard
> configuration (was very slow)
> - http://www.netstyle.ch/dropbox/gcStats-2.txt.gz: runActive with
> setGCBiasToGrowGCLimit: 16*1026*1024
I'll note the standard VMMaker has a bug in it for setting the
You must load the
change set which is found in the Mac OS/ vm/specialChangeSets/
directory in the SVN tree
Without the change set this logic will not work properly.
Plus of course you have to do
Smalltalk setGCBiasToGrow: 1.
in order to turn the feature on, setting just the
setGCBiasToGrowGCLimit: won't turn it on.
John M. McIntosh <johnmci at smalltalkconsulting.com>
Corporate Smalltalk Consulting Ltd. http://www.smalltalkconsulting.com
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