Received: from malur.postgresql.org ([217.196.149.56])
	by arkaria.postgresql.org with esmtps
 (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256)
	(Exim 4.89)
	(envelope-from <pgsql-admin-owner+archive@lists.postgresql.org>)
	id 1egnlf-0001LX-Rk
	for pgsql-admin@arkaria.postgresql.org; Wed, 31 Jan 2018 08:29:19 +0000
Received: from localhost ([127.0.0.1] helo=malur.postgresql.org)
	by malur.postgresql.org with esmtp (Exim 4.84_2)
	(envelope-from <pgsql-admin-owner+archive@lists.postgresql.org>)
	id 1egnlf-0006aG-0q
	for pgsql-admin@arkaria.postgresql.org; Wed, 31 Jan 2018 08:29:19 +0000
Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29])
	by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256)
	(Exim 4.84_2)
	(envelope-from <laurenz.albe@cybertec.at>)
	id 1egnle-0006a7-Pv
	for pgsql-admin@lists.postgresql.org; Wed, 31 Jan 2018 08:29:18 +0000
Received: from mx2.mailbox.org ([80.241.60.215])
	by magus.postgresql.org with esmtps (TLS1.2:RSA_AES_256_CBC_SHA1:256)
	(Exim 4.89)
	(envelope-from <laurenz.albe@cybertec.at>)
	id 1egnlc-0000lF-DA
	for pgsql-admin@lists.postgresql.org; Wed, 31 Jan 2018 08:29:18 +0000
Received: from smtp1.mailbox.org (smtp1.mailbox.org [80.241.60.240])
	(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
	(No client certificate requested)
	by mx2.mailbox.org (Postfix) with ESMTPS id 1DAE041139;
	Wed, 31 Jan 2018 09:29:15 +0100 (CET)
X-Virus-Scanned: amavisd-new at heinlein-support.de
Received: from smtp1.mailbox.org ([80.241.60.240])
	by hefe.heinlein-support.de (hefe.heinlein-support.de [91.198.250.172])
 (amavisd-new, port 10030)
	with ESMTP id AFmJ1tjLfUhU; Wed, 31 Jan 2018 09:29:13 +0100 (CET)
Message-ID: <1517387352.2579.8.camel@cybertec.at>
Subject: Re: pg_xlog piling
From: Laurenz Albe <laurenz.albe@cybertec.at>
To: chris <chrisk@pgsqlrocket.com>, pgsql-admin@lists.postgresql.org
Date: Wed, 31 Jan 2018 09:29:12 +0100
In-Reply-To: <575c1026-aabd-4854-55f7-1292c57b3da6@pgsqlrocket.com>
References: <575c1026-aabd-4854-55f7-1292c57b3da6@pgsqlrocket.com>
Organization: Cybertec
Content-Type: text/plain; charset="UTF-8"
Mime-Version: 1.0
Content-Transfer-Encoding: 7bit
List-Id: <pgsql-admin.lists.postgresql.org>
List-Help: <https://lists.postgresql.org/manage/>
List-Subscribe: <https://lists.postgresql.org/manage/>
List-Post: <mailto:pgsql-admin@lists.postgresql.org>
List-Owner: <mailto:pgsql-admin-owner@lists.postgresql.org>
List-Archive: <https://www.postgresql.org/list/pgsql-admin>
Precedence: bulk

chris wrote:
> I have a standby that is in replication only mode but the pg_xlog 
> directory is currently at 577GB utilized and is growing daily and I 
> can't figure out why. This was a problem before when we were on 
> postgresl 9.2 but changed some postgresql.conf parameters and then 
> rebuilt it but still running into the same problem.

What do you get on the primary for

   SELECT state, sent_location, write_location, flush_location, replay_location
   FRPM pg_stat_replication;

Yours,
Laurenz Albe