Messages in this thread | | | Date | Wed, 19 Jun 2002 21:53:23 +0200 (CEST) | From | Ingo Molnar <> | Subject | Re: [PATCH] (1/2) reverse mapping VM for 2.5.23 (rmap-13b) |
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On Wed, 19 Jun 2002, Rik van Riel wrote:
> I am encouraged by Craig's test results, which show that > rmap did a LOT less swapin IO and rmap with page aging even > less. The fact that it did too much swapout IO means one > part of the system needs tuning but doesn't say much about > the thing as a whole.
btw., isnt there a fair chance that by 'fixing' the aging+rmap code to swap out less, you'll ultimately swap in more? [because the extra swappout likely ended up freeing up RAM as well, which in turn decreases the amount of trashing.]
Ingo
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