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From Michael Kjellman <>
Subject Re: is upgradesstables required for 1.1.4 to 1.2.2? (I don't think it is)
Date Wed, 27 Feb 2013 19:00:01 GMT
Yes, it's required between majors. Which your upgrade would be.

On 2/27/13 10:54 AM, "Hiller, Dean" <> wrote:

>My script to upgrade our first node in QA is thus (basically, snapshot,
>drain, stop, then switch over then start)Š
>export NODE=$1
>export VERSION=1.1.4
>export USER=cassandra
>#NOTE: This script requires you have cassandra 1.2.2 in
>/opt/cassandra-1.2.2 but
># feel free to modify if you like
>#Move the newest cassandra.yaml to the node
>scp cassandra.yaml $USER@$NODE:/opt/cassandra/conf
>#As cassandra user, snapshot then drain the node
># and finally shut down cassandra on that node
>ssh $USER@$NODE <<\EOF
>   nodetool snapshot $VERSION
>   nodetool drain
>   pkill -f 'java.*cassandra'
>#Now, our .bashrc for cassandra has /opt/cassandra/bin in it's path
># so we unlink and the link to the new cassandra as root since only root
># access to the opt directory.
>ssh root@$NODE <<\EOF
>   rm /opt/cassandra
>   ln -s /opt/cassandra-1.2.2 /opt/cassandra
>#We should start cassandra ourselves we can watch the
>cluster as it joins the node
>#especially for the very first node we do...
>#Now as cassandra user, start up the cassandra node and then do manual
>health checks
>#ssh $USER@$NODE <<\EOF
>#   cassandra

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