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From Brandon Williams <dri...@gmail.com>
Subject Re: read repair across datacenters?
Date Mon, 27 Dec 2010 23:00:54 GMT
On Mon, Dec 27, 2010 at 4:44 PM, Narendra Sharma
<narendra.sharma@gmail.com>wrote:

> The comment in the cassandra.yaml says:
> "specifies the probability with which read repairs should be invoked on *
> non-quorum* reads"
>
> Does this mean RR chance is applicable only for non-quorum reads?
>

Yes, because on quorum or greater the RR is performed before the response is
returned.

Another question on same topic:
> Will RR use one of the node in the other datacenter as coordinator instead
> of sending the data to each replica (assuming they have old data)? This is
> to reduce the amount of network traffic between datacenters.
>

https://issues.apache.org/jira/browse/CASSANDRA-1530

<https://issues.apache.org/jira/browse/CASSANDRA-1530>-Brandon

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