Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1Z0UJc-0004Dh-C2 for pgsql-admin@arkaria.postgresql.org; Thu, 04 Jun 2015 12:32:08 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.80) (envelope-from ) id 1Z0UJb-0005gu-H8 for pgsql-admin@arkaria.postgresql.org; Thu, 04 Jun 2015 12:32:07 +0000 Received: from makus.postgresql.org ([2001:4800:1501:1::229]) by malur.postgresql.org with esmtps (TLS1.2:RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1Z0UJa-0005go-PF for pgsql-admin@postgresql.org; Thu, 04 Jun 2015 12:32:06 +0000 Received: from momjian.us ([72.94.173.45]) by makus.postgresql.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.84) (envelope-from ) id 1Z0UJY-0006Dx-2F for pgsql-admin@postgresql.org; Thu, 04 Jun 2015 12:32:05 +0000 Received: from bruce by momjian.us with local (Exim 4.72) (envelope-from ) id 1Z0UJX-0007Rt-8z; Thu, 04 Jun 2015 08:32:03 -0400 Date: Thu, 4 Jun 2015 08:32:03 -0400 From: Bruce Momjian To: hydra Cc: pgsql-admin@postgresql.org Subject: Re: replication consistency checking Message-ID: <20150604123203.GA28184@momjian.us> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) X-Pg-Spam-Score: -1.9 (-) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-admin Precedence: bulk Sender: pgsql-admin-owner@postgresql.org On Thu, Jun 4, 2015 at 01:03:00PM +0200, hydra wrote: > Thanks Greg, this looks nice. > > However my original question still remains. You know, every software has bugs, > every bits and pieces can break, hardware can be misbehaving. Really, checking > the data and counting the checksum is the only way to be sure. I believe MySQL needed such a tool because it had known replication synchronization problems --- Postgres does not, so has no such tool. -- Bruce Momjian http://momjian.us EnterpriseDB http://enterprisedb.com + Everyone has their own god. + -- Sent via pgsql-admin mailing list (pgsql-admin@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin