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DateTue, 16 Mar 2004 17:27:52 +1100
FromNick Piggin <>
SubjectRe: [2.4] heavy-load under swap space shortage

Andrea Arcangeli wrote:

>
>I argue those scalability benefits of the locks, on a 32G machine or on
>a 1G machine those locks benefits are near zero. The only significant
>benefit is in terms of computational complexity of the normal-zone
>allocations, where we'll only walk on the zone-normal and zone-dma
>pages.
>
>

Out of interest, are there workloads on 8 and 16-way UMA systems
that have lru_lock scalability problems in 2.6? Anyone know?


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