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Subject: Re: cassandra.yaml
References: <AANLkTimkiWYvw2oBx8TDZaSp9QkCL1=Objk7R=zr8Cjp@mail.gmail.com>
From: Aaron Morton <aaron@thelastpickle.com>
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Date: Thu, 3 Mar 2011 09:28:51 +1300
To: "user@cassandra.apache.org" <user@cassandra.apache.org>
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All nodes should have the correct configuration files. With the only differe=
nce been the initial token.

Aaron

On 3/03/2011, at 6:18 AM, A J <s5alye@gmail.com> wrote:

> Hello,
> I am trying to setup a cluser (for the first time) of a few nodes. Had
> a few questions related to that.
>=20
> I want the following properties in my cluster:
> 1. Not to use RP but BOP
> 2. Specify initial token myself on each node.
> 3. Change a few memtable defaults.
> 4. For Keyspaces to use NetworkTopologyStrategy rather than the
> default SimpleStrategy. I wish to specify how many copies each DC
> should carry.
>=20
> For the above I changed the cassandra.yaml and
> cassandra-topology.properties files appropriately on the first node.
>=20
> My question is: For the rest of the nodes, do I have to make all of
> the above changes first to their respective config files or just a
> smaller subset such as (listen_address, seed, autobootstrap and
> rpc_address) ? What happens if there is a conflict between the yaml
> files on different nodes (say one says RP and other says BOP. Or say
> one says PropertyFileSnitch and the other says SimpleSnitch)?
>=20
> Is there a good post or video tutorial somewhere that walks step by
> step of cassandra cluster setup, which talks of all these and then how
> to change various knobs (tokens,replication_factor,
> cassandra-topology.properties etc) and see their effect on the cluster
> ?
>=20
> Many thanks.