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SubjectRe: Swap strangeness using 2.4.5pre2aa1
On Thu, 24 May 2001, G. Hugh Song wrote:

> My Alpha/LInux UP2000 SMP with 1GB memory is running kernel

> The following is the output from "free"
> =========================================================================
> total used free shared buffers cached
> Mem: 1023128 1015640 7488 0 544 948976
> -/+ buffers/cache: 66120 957008
> Swap: 1021936 1021936 0
> ==========================================================================

> I understand that free swap space may become close to 0 and stay
> there for a while once it ever reached down close to zero.
> However, it should back up some nonzero number if the situation
> is cleared.

Something is wrong with the 2.4 VM. As of yet, it cannot reclaim
swap space once it is full. This is pretty much the next thing on
my TODO list, right after the worst highmem lockups and balancing
issues have been fixed.

Watch closely, swap reclaiming is
next on my TODO list ;)


Linux MM bugzilla:

Virtual memory is like a game you can't win;
However, without VM there's truly nothing to lose...

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