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SubjectRe: [patch 3/4] slab reclaim balancing
> Slab caches no longer hold onto completely empty pages.  Instead, pages
> are freed as soon as they have zero objects. This is possibly a
> performance hit for slabs which have constructors, but it's doubtful.

It could be a performance hit for slab with just one object - e.g the
page sized names cache, used in every syscall that has a path name as a

Ed, have you benchmarked that there is no noticable slowdown?
e.g. test the time needed for stat("."). on UP, otherwise the SMP arrays
would perform the caching.


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