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From sankalp kohli <kohlisank...@gmail.com>
Subject Re: Migrating data from 2 node cluster to a 3 node cluster
Date Mon, 08 Jul 2013 23:23:21 GMT
"Leaving the system keyspaces behind is OK if you are not using vnodes. "

Why is it different for vnodes?


On Mon, Jul 8, 2013 at 3:37 PM, aaron morton <aaron@thelastpickle.com>wrote:

> This might work for user created keyspaces but might not work for system
> keyspace
>
> Leaving the system keyspaces behind is OK if you are not using vnodes.
>
> Cheers
>
>    -----------------
> Aaron Morton
> Freelance Cassandra Consultant
> New Zealand
>
> @aaronmorton
> http://www.thelastpickle.com
>
> On 9/07/2013, at 10:03 AM, sankalp kohli <kohlisankalp@gmail.com> wrote:
>
> "If RF=N or RF>N, you can just copy all SStables to all nodes, watching
> out for name collision."
>
> This might work for user created keyspaces but might not work for system
> keyspace
>
>
> On Mon, Jul 8, 2013 at 2:07 PM, Robert Coli <rcoli@eventbrite.com> wrote:
>
>> On Fri, Jul 5, 2013 at 7:54 PM, srmore <comomore@gmail.com> wrote:
>>
>>> RF of old and new cluster is the same RF=3. Keyspaces and schema info is
>>> also same.
>>>
>>
>> You have a cluster where RF=3 and N=2? Does it.. work?
>>
>>  What are the tokens of old and new nodes?
>>>>
>>> tokens for old cluster ( 2-node )
>>>
>>
>> If RF=N or RF>N, you can just copy all SStables to all nodes, watching
>> out for name collision.
>>
>> =Rob
>>
>>
>
>

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