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From Muntasir Raihan Rahman <muntasir.rai...@gmail.com>
Subject Re: configuring read write quorums in cassandra
Date Wed, 28 Aug 2013 20:54:16 GMT
Thanks!

Muntasir.

On Wed, Aug 28, 2013 at 3:52 PM, Robert Coli <rcoli@eventbrite.com> wrote:
> On Wed, Aug 28, 2013 at 1:48 PM, Muntasir Raihan Rahman
> <muntasir.raihan@gmail.com> wrote:
>>
>> Let us say I set read consistency level = ONE, and I am running the
>> system for a while. Then I want to change the read consistency level
>> to TWO so that reads now wait to hear back from 2 replicas instead of
>> 1 before responding to the client.
>
>
> In general, TWO is only for users who really know what they are doing. Most
> users will use ONE or *_QUORUM.
>
> But changing it is just a matter of changing the ConsistencyLevel of your
> new requests, in your application code.
>
> Changing *replication factor* is a bit more involved.
>
> =Rob
>



-- 
Best Regards
Muntasir Raihan Rahman
Email: muntasir.raihan@gmail.com
Department of Computer Science,
University of Illinois Urbana Champaign,
3111 Siebel Center,
201 N. Goodwin Avenue,
Urbana, IL  61801

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