Hi guillaume, Thanks, will check this and get back to you
On Thu, Oct 10, 2024, 17:37 Guillaume Quintard <[email protected]> wrote: > Hi Uday, > > Check your logs, it will probably tell you that the body was already > consumed and for this reason it can't retry. If that's the case, check out > https://varnish-cache.org/docs/trunk/reference/vmod_std.html#std-cache-req-body > > If not, please send us the complete logs (varnish -g request ...) and > we'll look at it in greater details. > > Cheers, > > -- > Guillaume Quintard > > > On Thu, Oct 10, 2024 at 7:31 PM Uday Kumar <[email protected]> > wrote: > >> Hello All, >> >> We have configured varnish in such a way that if one of the backend >> returns *404 code*, varnish retries the request on another healthy >> backend. >> Varnish version: varnish-6.0.11 >> >> *Sample Configuration (default.vcl):* >> sub *vcl_backend_response *{ >> if (beresp.status == 404 { >> return(retry); >> } >> } >> >> But in some cases, varnish retry is not happening as expected. >> >> Upon analysis we have found the only difference in requests is *payload* >> >> >> >> *Examples:Request Pattern-1:* >> /GET >> Request URL >> HTTP Protocol >> Request Headers >> >> *Request-Pattern-2:* >> /GET >> Request URL >> HTTP Protocol >> Request Headers >> *payload* >> >> Please help us understand if there are any scenarios where varnish >> retries won't happen. >> >> *Thanks & Regards,* >> *Uday Kumar* >> _______________________________________________ >> 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
