On Mon, Oct  5, 2015 at 05:41:07PM +0200, Oleksii Kliukin wrote:
> Hello,
> 
> I'm trying to find out how to rewind a cluster that was not shut down
> cleanly, in order to implement pg_rewind support in patroni (an
> automated failover system, https://github.com/zalando/patroni).
> 
> At the moment, pg_rewind limits itself to only cleanly shut down
> clusters. This works nicely in the case of a split brain caused by the
> network partitioning. However, it doesn't cover the important case of a
> suddenly crashed master: the crashed cluster cannot be rewound to the
> new master. 

Did you read this thread convering the same topic from a few weeks ago?

        
http://www.postgresql.org/message-id/flat/55fa2537.4070...@gmx.net#55fa2537.4070...@gmx.net

-- 
  Bruce Momjian  <br...@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

+ As you are, so once was I. As I am, so you will be. +
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