On Tue, 20 Jun 2000, Andrey Savochkin wrote:
> Basically, I want to provide processes some guarantees that their pages are
> not swapped out if they are "well-behaved" and stay under their limits.
> I consider hard upper limits for resident size as senseless, because it's not
> really an exhaustible resource (swap is designed right to make it so).
> Moreover, upper limits do not provide you true quality of service.
> If all subjects of accounting are staying under their limits, there still may be
> troubles because overcommitment is a typical (and cost-performance efficient)
> policy. Contrary to upper limits, guaranteed minimal amount of resources
> provides you quality of service for "well-behaved" subjects independently of
> (mis-)behavior of others. That's how I'm approaching to memory management.
This is really nice.
How do you plan to make this with current 2.4 VM active/inactive/scanvenge
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