On 15 October 2013 14:34, Geoff Simmons <[email protected]> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > On 10/15/2013 01:56 PM, Martin Blix Grydeland wrote: > > > > I am missing a Treq field, which is the time it took to send the request > > to the backend in the first place. Would be used to search for network > > issues (or slow piping of passed client request bodies). > > OK. The only concern here (and the only reason I left it out) is that it > would require another syscall per backend fetch (VTIM_real just before > sending the request). But if we're sure we can afford that, then let's > do it. >
Since there's network traffic happening here and backend response time, any additional delays from a VTIM_real will imo be insignificant and not be measurable against the time-to-first-byte of the client reply. But PHK might have an opinion on that? Martin -- <http://varnish-software.com>*Martin Blix Grydeland* Senior Developer | Varnish Software AS Cell: +47 21 98 92 60 We Make Websites Fly!
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