LostHeader in Varnish 3.0.0
lee at leetrout.com
Wed Jul 6 01:44:28 CEST 2011
Just solved this problem this week... The docs are horribly outdated /
missing info :(
You need to use runtime parameters. For example, to allow 20k headers
(default is 2k) use the following params when you start varnish:
-p http_req_hdr_len=20000 -p http_resp_hdr_len=20000
On Tue, Jul 5, 2011 at 7:14 PM, Gil Hildebrand <gilhildebrand at gmail.com>wrote:
> I am testing upgrade from Varnish 2.0 to 3.0.
> In some cases, because of our advertising and analytics partners, cookies
> can be excessively long. This appears to be a problem in Varnish 3.0, as I
> get a 400 Bad Request response. When I look at varnishlog, I see a
> LostHeader for the Cookie header.
> I found some history on similar issues:
> Initially I installed Varnish via rpm, so I downloaded the source to see if
> I could fix the problem via patch and compile. Unfortunately, I could not
> find HTTP_HDR_MAX_VAL anywhere in the source. Was it removed? Is there now
> a better way to increase the max number of headers?
> varnish-misc mailing list
> varnish-misc at varnish-cache.org
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