Low-space signals in production environments

tim Rowledge tim at rowledge.org
Sun Feb 11 21:10:58 UTC 2007


On 11-Feb-07, at 12:56 PM, Andreas Raab wrote:

> tim Rowledge wrote:
>> On 11-Feb-07, at 2:08 AM, Andreas Raab wrote:
>>> [snip] that's why we have the red zone which triggers a low space  
>>> condition when we enter it - the red zone is still sufficient to  
>>> do a variety of things.
>> This turns out to be incorrect.
>
> In which way? Is it too small? We used to execute it regularly in  
> the old days before the VM would grow memory dynamically, so there  
> is a chance that this hasn't been executed in a while and needs  
> some adjustment. Still, the basic underlying principle of giving  
> advanced warning and have the image react to *that* as opposed to  
> an actual allocation failure seems sound to me.
>
> Cheers,
>   - Andreas
>
We collectively discussed this a while back:-
http://lists.squeakfoundation.org/pipermail/vm-dev/2005-May/000213.html

tim
--
tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
Useful random insult:- A one-bit brain with a parity error.





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