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From Robert Coli <rc...@eventbrite.com>
Subject Re: Inconsistent behavior during read
Date Thu, 25 Jun 2015 18:00:21 GMT
On Thu, Jun 25, 2015 at 5:14 AM, Jack Krupansky <jack.krupansky@gmail.com>
wrote:

> Hinted handoff - which is what provides eventual consistency - can time
> out and be discarded/lost if the cluster is under heavy load or encounters
> poor network connectivity or nodes are down for too long, which is what
> requires running repair. That's why quorum is the recommended cl for both
> write and read for true consistency.
>

As a minor quibble, hinted handoff "provides" nothing, for the reasons you
say : delivery is not guaranteed.

The only guarantor of consistency is repair. [1]

=Rob
[1] or read repair set to 100% combined with a full scan of all data...
which no one does...

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