Re: [PATCH 2.6.20-rc5 1/1] MM: enhance Linux swap subsystem
From: Rik van Riel
Date: Thu Feb 22 2007 - 22:33:59 EST
yunfeng zhang wrote:
Performance improvement should occur when private pages of multiple
processes are messed up,
Ummm, yes. Linux used to do this, but doing virtual scans
just does not scale when a system has a really large amount
of memory, a large number of processes and multiple zones.
We've seen it fall apart with as little as 8GB of RAM.
--
Politics is the struggle between those who want to make their country
the best in the world, and those who believe it already is. Each group
calls the other unpatriotic.
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