Messages in this thread |  | | | From | Anton Blanchard <> | | Date | Wed, 21 Mar 2001 23:27:02 +1100 | | Subject | Re: [patch] pagecache SMP-scalability patch [was: spinlock usage] |
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Hi,
> http://people.redhat.com/~mingo/smp-pagecache-patches/pagecache-2.4.2-H1 > > this patch splits up the main scalability offender in non-RAM-limited > dbench runs, which is pagecache_lock. The patch was designed and written > by David Miller, and is being forward ported / maintained by me. (The new > pagecache lock design is similar to TCP's hashed spinlocks, which proved > to scale excellently.)
Thanks Ingo! Davem told me about this a while ago but I had forgotten about it. I'll do some runs tomorrow including ones which dont fit in RAM.
> (about lstat(): IMO lstat() should not call into the lowlevel FS code.)
Ooops, sorry I meant stats as in statistics :)
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