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Re: Switchover of Master and Slave roles

From: "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>
To: "Ray Stell" <stellr(at)cns(dot)vt(dot)edu>,"A J" <s5aly(at)yahoo(dot)com>
Cc: <pgsql-admin(at)postgresql(dot)org>
Subject: Re: Switchover of Master and Slave roles
Date: 2011-06-07 19:11:35
Message-ID: 4DEE3197020000250003E2A8@gw.wicourts.gov (view raw or flat)
Thread:
Lists: pgsql-admin
A J <s5aly(at)yahoo(dot)com> wrote:
 
> Ok. So if I understand it correctly, as far as Postgres is
> concerned the 'mirror is broken'. It is a one-time cutover.
> We then rely on filesystem tools (or other third party tools) to
> get the original master in sync with the new master efficiently
> and then make it join as slave. Right ?
 
Right.  There's been talk of building in something, but it would
take a lot of work to get something which would be as fast as rsync.
So far nobody has stepped up offering to re-invent that wheel.
 
-Kevin

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