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Kevin Windham wrote:
>>
>> Actualy Free Mem at zero is a goal state.
>
> I'd have to disagree with you on that. Maybe I'm misinterpreting what
> you've written, but I've only seen bad things happen when free mem gets
> to 0. Normally any increase in load at that point leads to thrashing in
> my experience. So I would never advise anyone that free mem at 0 is a goal.
>
Actually, he's right, 100% utilization is a goal state for any computer system
(memory, CPU, etc). Anything less is a waste of resources. The problem is that
at 0 free mem, other new threads might want memory without existing threads
giving any up, which causes paging and thrashing.
Jeremy Bush
Image Management LLC
http://www.imagemanagement.com
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