Re: [MODSLAB 0/7] A modular slab allocator V1
From: David Chinner
Date: Wed Aug 16 2006 - 05:37:04 EST
On Wed, Aug 16, 2006 at 03:41:19AM -0500, Matt Mackall wrote:
> On Wed, Aug 16, 2006 at 09:52:54AM +0200, Andi Kleen wrote:
> > > 1. shrink_slab takes a function to move object. Using that
> > > function slabs can be defragmented to ease slab reclaim.
> > Does that help with the inefficient dcache/icache pruning?
> There was a fair amount of debate on this at the VM summit.
> The approach we thought was most promising started with splitting the
> dcache into directory and leaf entries.
That's been tried before with no noticable effect on fragmentation.
And informative thread:
SGI Australian Software Group
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