Re: [squid-users] Re: Does stale-if-error apply to a 400 status?

On Tue, 16 Nov 2010 10:59:02 -0500, david robertson <dr_at_nevernet.com>
wrote:
> Sorry, I've forgotten the details again:
>
> Squid Cache: Version 2.7.STABLE9-20101104
> configure options: '--prefix=/squid2' '--enable-async-io'
> '--enable-icmp' '--enable-useragent-log' '--enable-snmp'
> '--enable-cache-digests' '--enable-follow-x-forwarded-for'
> '--enable-storeio=null,aufs' '--enable-removal-policies=heap,lru'
> '--with-maxfd=16384' '--enable-poll' '--disable-ident-lookups'
> '--enable-truncate' '--with-pthreads' 'CFLAGS=-DNUMS=60 -march=nocona
> -O3 -pipe -fomit-frame-pointer -funroll-loops -ffast-math
> -fno-exceptions' '--enable-htcp'
>
>
>
> On Tue, Nov 16, 2010 at 10:58 AM, david robertson <dr_at_nevernet.com>
wrote:
>> Hello, I have a bit of an urgent issue - Squid is serving 400 errors,
>> and I'd like to avoid that.  Ideally, we want Squid to serve the
>> object that it has in cache, instead of the 400.  I have
>> stale-if-error=1800 in the headers, but squid is still serving a 400
>> whenever it gets it from the origin (webserver).  We don't want 400's
>> served at all.
>>
>> So, as the subject says, does a stale-if-error header apply to 400
>> status requests?
>>

No, only 5xx retrieval errors
http://tools.ietf.org/html/draft-nottingham-http-stale-if-error-01
(section 3)

4xx are successful connections and updated responses from the server.

Amos
Received on Tue Nov 16 2010 - 22:31:01 MST