You should just be able to install 3.1.0 again if you need to as they are
in the 3.X line. To be really safe you can also take a snapshot and backup
your existing SSTables first..and always remember to test before upgrading
in Production :)

On 17 April 2018 at 07:48, Abdul Patel <> wrote:

> Hi All,
> I am.planning to upgrade my cassandra cluster from 3.1.0 to 3.11.2 . Just
> in case if somethings goes back then do we have any rollback or downgrade
> option in cassandra  to older/ previous version?
> Thanks

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