[squid-users] [ext] Re: cacheHttpAllSvcTime quite high
Ralf.Hildebrandt at charite.de
Thu Jun 14 11:44:32 UTC 2018
* Amos Jeffries <squid3 at treenet.co.nz>:
> On 14/06/18 23:04, Ralf Hildebrandt wrote:
> > We're using squid 5.0.0-20180202-r51e09c0 and I recently realized that
> > the values for "cacheHttpAllSvcTime" are quite high
> > cacheHttpAllSvcTime.5 = 288
> > cacheHttpMissSvcTime.5 = 45
> > cacheHttpNmSvcTime.5 = 0
> > cacheHttpNhSvcTime.5 = 23
> > cacheHttpHitSvcTime.5 = 1
> > cacheIcpQuerySvcTime.5 = 0
> > cacheIcpReplySvcTime.5 = 0
> > cacheDnsSvcTime.5 = 30
> > Why is cacheHttpAllSvcTime so much higher than cacheHttpMissSvcTime.5 ?
> > The proxy doesn't appear to be slow or sluggish.
> "All" includes things like CONNECT tunnels which can potentially have
> very long duration and are no longer recorded under the "Miss" category.
OK. This all started in January 2018 (probably while using
> IIRC they used to be combined, but with the growth of HTTPS usage we had
> to separate so people could see if the non-tunnel MISS messages were
> having latency problems.
Makes perfect sense.
Ralf Hildebrandt Charite Universitätsmedizin Berlin
ralf.hildebrandt at charite.de Campus Benjamin Franklin
https://www.charite.de Hindenburgdamm 30, 12203 Berlin
Geschäftsbereich IT, Abt. Netzwerk fon: +49-30-450.570.155
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