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Date: Mon, 1 Nov 2010 18:08:20 -0400
Message-ID: <AANLkTimKW0Ovy3q7_eCntL_v0htRZRVx=GYoydxU4-KU@mail.gmail.com>
Subject: Re: Adding nodes in new data center
From: Edward Capriolo <edlinuxguru@gmail.com>
To: user@cassandra.apache.org
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On Mon, Nov 1, 2010 at 6:01 PM, Henry Luo <hluo@choicestream.com> wrote:
> We have a cluster running in one data center, and are adding some in a ne=
w
> data center. There are some data already in the current cluster.
>
> We did something wrong at first by not having AutoBootstrap on, when we s=
aw
> no data being migrated. So we wiped out the data on the new nodes, and th=
en
> start them up with AutoBootstrap on. We still did not see data migrated.
>
>
>
> I=92m thinking that we need to do a nodetool decommission the new nodes, =
and
> start them with AutoBootstrap on. Does that make sense?
>
>
>
> Thanks.
>
> Henry
>
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Correct. Once you have started a node with auto-bootstrap=3Dfalse,
changing the configuration file no longer works. The nodes are
bootstrapped and joined to the cluster.

Yes. you want to decommission or removetoken the new nodes. Set
auto-bootstrap to true, set an initialtoken and start them.