haproxy has never supported keep-alive HTTP connections, to my knowledge. --Michael
On Tue, Dec 22, 2009 at 3:41 PM, Henry Paulissen <[email protected]>wrote: > Next one. > > Did you tune the tcp fin timeout? (on both servers) > Linux will standard holds all connection open till it hits the fin timeout > length (tcp_fin and tcp_fin2). > We decreased it to 3. > > HAProxy support: > Do you forced a http connection close in haproxy? > If all connections are in keep-alive your queue will fill up real quick. > > Henry > > -----Oorspronkelijk bericht----- > Van: Joe Williams [mailto:[email protected]] > Verzonden: woensdag 23 december 2009 0:23 > Aan: Henry Paulissen > CC: [email protected] > Onderwerp: Re: Slow connections > > > Thanks Henry, nf_conntrack_max is set high on both machines. I've had > the full table issue before :P > > > > On 12/22/09 2:58 PM, Henry Paulissen wrote: > > Have a look to the conntrack setting in the kernel (sysctl) on both > sides. > > It could be that your conntrack is full (connectrack only exists if you > use > > iptables with netfilter_conntrack). > > > > Regards, > > Henry > > > > -----Oorspronkelijk bericht----- > > Van: [email protected] > > [mailto:[email protected]] Namens Joe Williams > > Verzonden: dinsdag 22 december 2009 18:12 > > Aan: [email protected] > > Onderwerp: Slow connections > > > > > > I am seeing a good amount (1/100) of connections to varnish (from > > haproxy) taking 3 seconds. My first thought was the connection backlog > > but somaxconn and listen_depth are both set higher than the number of > > connections. Anyone have any suggestions on how to track down what is > > causing this or settings I can use to try to aleviate it? > > > > Thanks. > > > > -Joe > > > > > > -- > Name: Joseph A. Williams > Email: [email protected] > Blog: http://www.joeandmotorboat.com/ > > _______________________________________________ > varnish-misc mailing list > [email protected] > http://projects.linpro.no/mailman/listinfo/varnish-misc >
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