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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: [VOTE] Release Apache Cassandra 0.8.1
Date Mon, 20 Jun 2011 13:57:11 GMT
Yes, rolling upgrades are supported but streaming (repair, bootstrap,
move) is only supported when everyone is on the same version.  (Same
was true for 0.7 -> 0.8.0)

On Mon, Jun 20, 2011 at 6:58 AM, Shotaro Kamio <kamioshot@gmail.com> wrote:
> Hi,
>
> NEWS.txt claims that rolling upgrade works.
>    Upgrading
>    ---------
>       - 0.8.1 is backwards compatible with 0.8, upgrade can be achieved by a
>          simple rolling restart.
>    ------
>
> However, we got following messages when rolling upgrade from 0.8.0
> based binary to 0.8 branch binary. Our data feeder got a lot of
> timeout exception during the upgrade.
> Is there a message version incompatibility? Looks like CASSANDRA-2280
> changes message version number.
>
> ------
>  INFO [Thread-1264] 2011-06-20 18:27:05,295 IncomingTcpConnection.java
> (line 103) Received connection from newer protocol version. Ignorning
> message.
>  INFO [Thread-1263] 2011-06-20 18:27:05,324 IncomingTcpConnection.java
> (line 103) Received connection from newer protocol version. Ignorning
> message.
>  INFO [Thread-1264] 2011-06-20 18:27:05,755 IncomingTcpConnection.java
> (line 103) Received connection from newer protocol version. Ignorning
> message.
> ------
>
> Regards,
> Shotaro
>
>
> On Thu, Jun 16, 2011 at 6:38 PM, Sylvain Lebresne <sylvain@datastax.com> wrote:
>> It's the two weeks anniversary of the release of Cassandra 0.8.0. And in the
>> meantime there has been a fair number of bug fixes and improvements.
>>
>> I thus propose the following artifacts for release as 0.8.1.
>>
>> SVN: https://svn.apache.org/repos/asf/cassandra/branches/cassandra-0.8@r1136328
>> Artifacts: https://repository.apache.org/content/repositories/orgapachecassandra-019/org/apache/cassandra/apache-cassandra/0.8.1/
>> Staging repository:
>> https://repository.apache.org/content/repositories/orgapachecassandra-019/
>>
>> The artifacts as well as a debian package are also available here:
>> http://people.apache.org/~slebresne/
>>
>> Note that this release does not include any update of the CQL drivers and
>> those are thus not included in the artifacts. Releases of the CQL drivers will
>> now be decorrelated of the core Cassandra releases and vote for those will be
>> called separately.
>>
>> The vote will be open for 72 hours (longer if needed).
>>
>> [1]: http://goo.gl/Vnau4 (CHANGES.txt)
>> [2]: http://goo.gl/Ihb0U (NEWS.txt)
>>
>> --
>> Sylvain
>>
>
>
>
> --
> Shotaro Kamio
>



-- 
Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of DataStax, the source for professional Cassandra support
http://www.datastax.com

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