Messages in this thread | | | Date | Wed, 24 Nov 2004 17:48:58 +0000 (GMT) | From | Hugh Dickins <> | Subject | Re: 2.4.28 -> ch..ch...changes.... |
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On Wed, 24 Nov 2004, Marcelo Tosatti wrote: > On Tue, Nov 23, 2004 at 09:36:36PM +0000, Nick Warne wrote: > > > > I updated three boxes today to 2.4.28 (from .27), one at work, and two here at > > home (Redhat 7.1+, Slackware 10) > > > > I am intrigued terribly by the small footprint of memory usage now. I have > > gone through the changes file, but can really see nothing (to me, a n00b) > > that would alter that? > > > > Can anyone enlighten me? > > What do you mean by "memory usage"? SLAB (/proc/slabinfo) buffers > or pagecache ? > > Whats your workload and what drivers are you using ? > > Nothing that I am aware of explains this.
_If_ it's a reduction in /proc/slabinfo's dentry_cache, and _if_ these boxes do a lot of removing files from tmpfs, then it would be the "tmpfs: stop negative dentries".
Hugh
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