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SubjectRe: Slow file transfer speeds with CFQ IO scheduler in some cases
On Wed, Nov 12, 2008 at 07:45:03AM -0500, Jeff Layton wrote:
> Ahh Good point...I wasn't thinking about it the right way. I guess what
> we really need is some way to tell that a series of I/O requests
> originated from the same client thread. NFS isn't really conducive to
> this...
>
> We might be able to do something like that with NFSv4 though. Maybe an
> io_context per state owner or something. That's probably not going to
> be trivial to implement however...

Talk to Greg Banks, he's been thinking about and working on an open
files cache for quite a while already.



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