Re: [squid-users] Asynchronous refresh

From: Amos Jeffries <squid3_at_treenet.co.nz>
Date: Fri, 28 Jan 2011 05:20:55 +1300

On 28/01/11 01:00, hever_at_web.de wrote:
> Hello,
>
> is it possible to refresh/revalidate the squid cache asynchronously?
> That means if a client triggers a refresh of an object stored in the cache, could this request be served (with old data) from the cache and the refresh done in the background?
>
> Actually if a refresh happens the client is staled until squid requested all data from the backend.
>

RFC 5861 Cache-Control: stale-while-revalidate

Squid-2.7 was the evaluation code for that whole RFC.

It is on the roadmap for 3.2 but has not quite made it there yet.

Amos

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Received on Thu Jan 27 2011 - 16:21:01 MST

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