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Re: Fwd: load balancing


From: "Jonas Trollvik" <jontro@xxxxxxxxx>
Date: Thu, 2 Nov 2006 16:08:43 +0100

sendfile is fs specific aswell. it doesnt work on smbfs etc which
seems quite weird.
-Jonas

On 11/2/06, Joerg Sonnenberger <joerg@xxxxxxxxxxxxxxxxx> wrote:
On Thu, Nov 02, 2006 at 11:29:31AM +0000, Miguel Figueiredo Mascarenhas Sousa Filipe wrote:
> check out the new splice() and tee() syscalls on linux, they allow for
> zero-copy data movement...

I know. The part which gets easily forgotten is that sendfile() as
special purpose interface is not replaced by that -- since it can
directly interact with the VM cache, it can more intelligently decide
how to "lock" the affected memory range.

Joerg




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