Per-Entity Metadata Working Group

[IJ Kim <>]

On Thu, Aug 11, 2016 at 06:03:28PM +0000, Cantor, Scott wrote:
> 
> I don't think I would be that concerned about basic CDN reliability in
> practice, *if* we're caching on disk. Which we're not at present. So
> that's really my take-away, that nobody by and large really believes
> networks and CDNs can meet anything above 3-4 9s. and semi-regular but
> unpredictable outages are inevitable.
>  

It occurs to me that running multiple mdq metadata providers wouldn't be
too hard while I'm not sure if clients can chain them or can consume a
second mdq provider with something like "backingMDQUrl".  Achieving five
9s among these providers would be much feasible.

--IJ