Re: [PATCH 02/10] mm: system wide ALLOC_NO_WATERMARK

Christoph Lameter
2007-08-06T18:11:17Z

On Mon, 6 Aug 2007, Peter Zijlstra wrote:

> Change ALLOC_NO_WATERMARK page allocation such that dipping into the reserves
> becomes a system wide event.

Shudder. That can just be a desaster for NUMA. Both performance wise and
logic wise. One cpuset being low on memory should not affect applications
in other cpusets.