[squeak-dev] Some notes about SqueakMap dead in trunk images...
nicolas.cellier.aka.nice at gmail.com
Mon Mar 15 22:34:03 UTC 2010
2010/3/15 Göran Krampe <goran at krampe.se>:
> ...I know :)
> But so far I am unclear as to why this is so. I have now tested LOTS of
> trunk images backwards and it seems to be broken all the way down to 7179!
> Funny thing is - my 3.10.1-7175 image works fine.
> And there may be a hint here: The 7175 image can be opened by an old 3-9-8
> VM. But the later 7179 images can NOT be opened due to some kind of image
> format change.
> Can that be related to this issue?
> Note that you can easily try out an image/VM combo using:
> "SMSqueakMap default reload"
> This will try to load the map.xxx.sgz file with the highest number in the
> "sm" directory. The failure is the primitive loading the ImageSegment - so
> it is a bit hard to figure out what is going on here.
Yep, primitive 99...
> We have had issues in this area before on Linux and FreeBSD, later kernels.
> This turned out to be related to buglets in the VM that was only discovered
> when the kernel loaded the Squeak process higher up in the virtual OS
> Now... I have no idea if this is the same problem popping up again, in some
> shape or form.
> regards, Göran
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