Thank you.
-Chandra
On Wed, Dec 11, 2013 at 9:06 PM, Aaron Morton wrote:
> What is the good practice to put in the code as addContactPoint ie.,how
> many servers ?
>
> I use the same nodes as the seed list nodes for that DC.
>
> The idea of the seed list is that it’s a list of well known nodes, and
> it’s easier operationally to say we have one list of well known nodes that
> is used by the servers and the clients.
>
> 1) I am also thinking to put this way here I am not sure this good or
> bad if i conigure 4 serves into one VIP ( virtual IP/virtual DNS)
> and specifying that DSN in the code as ContactPoint, so that that VIP is
> smart enough to route to different nodes.
>
> Too complicated.
>
> 2) Is that problem if i use multiple Data centers in future ?
>
> You only need to give the client the local seeds, it will discover all the
> nodes.
>
> Cheers
>
> -
> Aaron Morton
> New Zealand
> @aaronmorton
>
> Co-Founder & Principal Consultant
> Apache Cassandra Consulting
> http://www.thelastpickle.com
>
> On 7/12/2013, at 7:12 am, chandra Varahala
> wrote:
>
> Greetings,
>
> I have 4 node cassandra cluster that will grow upt to 10 nodes,we are
> using CQL Java client to access the data.
> What is the good practice to put in the code as addContactPoint ie.,how
> many servers ?
>
> 1) I am also thinking to put this way here I am not sure this good or
> bad if i conigure 4 serves into one VIP ( virtual IP/virtual DNS)
> and specifying that DSN in the code as ContactPoint, so that that VIP is
> smart enough to route to different nodes.
>
> 2) Is that problem if i use multiple Data centers in future ?
>
>
> thanks
> Chandra
>
>
>