Can you send the varnishlog for one of these failing requests? Is this a POST or a GET request? Are you using default VCL, or can you send the VCL you are using?
Rob On Fri, Nov 4, 2011 at 6:44 PM, Gresens, August <[email protected]> wrote: > Hello > > > > We’re having a very nasty production issue. We’re getting intermittent 503 > from Varnish in front of a healthy backend. > > > > This seems to happen on cache-miss, but we’re not seeing requests make it to > the backend. Varnish immediately returns the 503. After the first 503, the > page can usually be loaded by requesting it a few more times. This seems to > indicate that there is some condition within Varnish that prevents it from > hitting the backend that clears up quickly. > > > > Has anyone seen this issue before? Is there anything we can try? > > > > This is our startup config: > > > > DAEMON_OPTS="-a :80 \ > > -T localhost:6082 \ > > -f /etc/varnish/default.vcl \ > > -S /etc/varnish/secret \ > > -s file,/var/lib/varnish/$INSTANCE/varnish_storage.bin,1G \ > > -p http_headers=128 \ > > -p sess_workspace=262144 \ > > -p connect_timeout=60 \ > > -p max_restarts=6 \ > > -p log_hashstring=on \ > > -p cli_timeout=60 \ > > -t 0" > > > > We are on version 2.0.5 > > > > Thanks, > > > > August > > > > > > _______________________________________________ > varnish-misc mailing list > [email protected] > https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc > _______________________________________________ varnish-misc mailing list [email protected] https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc
