Messages in this thread | | | Date | Wed, 29 Mar 2000 14:02:06 -0700 | From | "Jeff V. Merkey" <> | Subject | Re: Oops in 2.2.15 with NWFS using the Linux Buffer Cache SMP |
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"Stephen C. Tweedie" wrote: > > Hi, > > On Wed, Mar 29, 2000 at 12:38:01PM -0700, Jeff V. Merkey wrote: > > > > This is what I thought. Noticed that 2.3 fixes much of this. I will > > put the kernel lock over the buffer cache when using it in this mode on > > 2.2. The LRU in NWFS is fully SMP and multi-threaded -- if folks want > > SMP buffer cache support they can use that one on 2.2. > > Indeed --- the SMP threading is one of the more pervasive changes > between 2.2 and 2.3. A lot of people have worked on that, and the > VFS is much, much more scalable on SMP in 2.3 now. That necessarily > makes life more complex for driver or filesystem writers, but there's > really no way to avoid that when you go for fine-grained SMP. >
2.3.99Pre3 looks pretty good from where I'm sitting. Back to fixing my bugs. Thanks for the help.
Jeff
> Cheers, > Stephen
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