dclocal_read_repair_chance option on the table is your friend

http://www.datastax.com/documentation/cassandra/2.0/cassandra/reference/referenceTableAttributes.html?scroll=reference_ds_zyq_zmz_1k__dclocal_read_repair_chance


On Thu, Aug 14, 2014 at 4:53 PM, Rene Kochen <rene.koc...@schange.com>
wrote:

> Hi all,
>
> I have a question about communication between two data-centers, both with
> replication-factor three.
>
> If I read data using local_quorum from datacenter1, I see that digest
> requests are sent to datacenter2. This is for read-repair I guess. How can
> I prevent this from happening? Setting read_repair_chance does not help,
> since it is ignored when using local_quorum.
>
> In general, is read-repair between data-centers a performance issue when
> doing a lot of local reads with local_quorum?
>
> Thanks!
>
> Rene
>

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