Messages in this thread | | | From | Neil Brown <> | Date | Wed, 15 Oct 2003 15:10:10 +1000 | Subject | Re: Strange dcache memory pressure when highmem enabled |
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On Tuesday October 14, bos@serpentine.com wrote: > On Tue, 2003-10-14 at 21:33, Neil Brown wrote: > > > I have a fairly busy NFS server which has been having performance > > problems lately. I have managed to work around the problems, but > > would really like to get the root problem fixed. > > Funny, I have seen exactly the same problem, though with a Red Hat > 2.4.20 kernel, rather than a vanilla-ish 2.4. > > I have a few thousand more entries in my dentry cache on a 2G machine, > but it's still a pitiful number. > > What workarounds did you find?
I just boot with "mem=900M" and effectively removed the highmem. It's not ideal, but it is the best I have found.
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