On 7 Nov 2011, at 15:52, AD wrote:
> Hmm that seems strange. So if you dont set grace mode, saint mode just
> offers you the ability to use an alternate backend and take one out of
> rotation? Grace mode seems to be a different use case where it will serve
> stale while multiple requests are requesting the same object to prevent
> request queueing.
>
> Otherwise cant you achieve the same result with a director + healthchecks?
As I understand it, Saint mode is more granular than the health check mechanism
in that it blacklists a given URL on a given backend for a period of time that
you specify. Health checks affect the backend as a whole.
Cheers,
Steve
--
Steve Webster
Web Architect
LOVEFiLM
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