[Hawkular-dev] Availability metrics: aggregate stats series

[Joel Takvorian]

On Tue, Aug 30, 2016 at 3:11 PM, John Sanda <jsanda at redhat.com> wrote:

> I like the idea of aggregated availabilities, but I don’t know that it can
> easily be simplified to up/down. Let’s say we have 3 Cassandra nodes
> deployed with replication_factor = 1.  If one node goes down we are at 66%
> availability.
>

You're right, it would be even better to keep a "up ratio" information for
each point. And it will still be easily reduced to a binary "all UP" or
"any UP" by the client if desired.
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