Messages in this thread | | | Date | Thu, 29 Apr 2004 12:36:37 -0400 | From | Chris Friesen <> | Subject | Re: ~500 megs cached yet 2.6.5 goes into swap hell |
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Martin J. Bligh wrote:
> The latency for interactive stuff is definitely more noticeable though, and > thus arguably more important. Perhaps we should be tying the scheduler in > more tightly with the VM - we've already decided there which apps are > "interactive" and thus need low latency ... shouldn't we be giving a boost > to their RAM pages as well, and favour keeping those paged in over other > pages (whether other apps, or cache) logically? It's all latency still ...
I like this idea. Maybe make it more general though--tasks with high scheduler priority also get more of a memory priority boost. This will factor in the static priority as well as the interactivity bonus.
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