PushIOvHelper errors

Alex Kiernan alexk at demon.net
Thu Sep 12 09:00:29 UTC 2002

On Wed, 2002-09-11 at 19:50, Russ Allbery wrote:
> Alex Kiernan <alexk at demon.net> writes:
> > On Wed, 2002-09-11 at 17:37, Marco d'Itri wrote:
> >> On Sep 11, Russ Allbery <rra at stanford.edu> wrote:
> >> While talking about performance we should find a way to plug in
> >> optional use of sendfile(2), it saves really a lot of CPU time on busy
> >> servers.
> > Designing in sendfile (and sendfilev) at the same time as a mass
> > restructure of nnrpd sounds like a sensible plan.
> It's pretty straightforward on the storage API end; just add an SMsendfile
> routine that takes a token and a file descriptor.  Overview will be
> trickier and isn't as obvious of a win.
> The internal implementation of SMsendfile for tradspool will need to
> account for non-wireformat articles, though.
> Not sure where we'd use sendfilev?

I was thinking of the virtual hosting stuff, but hadn't really thought
it through (as in once I started to think about I realised we needed to
examine the article first anyway).

Alex Kiernan, Principal Engineer, Development, THUS plc

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