Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bCsDp-0004Qq-9G for pgsql-admin@arkaria.postgresql.org; Tue, 14 Jun 2016 17:33:53 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.84_2) (envelope-from ) id 1bCsDo-0003Kg-Pv for pgsql-admin@arkaria.postgresql.org; Tue, 14 Jun 2016 17:33:52 +0000 Received: from makus.postgresql.org ([2001:4800:1501:1::229]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1bCsC8-0001Su-Ur for pgsql-admin@postgresql.org; Tue, 14 Jun 2016 17:32:09 +0000 Received: from smtprelay0048.b.hostedemail.com ([64.98.42.48] helo=smtprelay.b.hostedemail.com) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1bCsC5-0004GF-Hi for pgsql-admin@postgresql.org; Tue, 14 Jun 2016 17:32:07 +0000 Received: from filter.hostedemail.com (10.5.19.248.rfc1918.com [10.5.19.248]) by smtprelay03.b.hostedemail.com (Postfix) with ESMTP id 4938A1A739B; Tue, 14 Jun 2016 17:32:04 +0000 (UTC) X-Session-Marker: 616C76686572726540616C76682E6E6F2D69702E6F7267 X-Spam-Summary: 50,0,0,,d41d8cd98f00b204,alvherre@alvh.no-ip.org,:::,RULES_HIT:41:355:379:599:966:967:973:988:989:1260:1263:1277:1311:1312:1313:1314:1345:1359:1437:1515:1516:1518:1519:1534:1538:1593:1594:1595:1596:1711:1714:1730:1747:1777:1792:2194:2196:2199:2200:2393:2525:2560:2563:2682:2685:2828:2859:2895:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3350:3865:3866:3867:3870:3871:3874:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4385:4416:4605:4659:5007:6261:7809:7904:9025:9108:9121:10004:10400:10848:11256:11257:11638:11658:11914:12517:12519:13069:13255:13311:13357:13439:13894:13895:14764:21080:21222,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:2,LUA_SUMMARY:none X-HE-Tag: nail18_4bfea50abee5d X-Filterd-Recvd-Size: 1453 Received: from alvin.alvh.no-ip.org (unknown [216.155.90.98]) (Authenticated sender: alvherre@alvh.no-ip.org) by omf11.b.hostedemail.com (Postfix) with ESMTPA; Tue, 14 Jun 2016 17:32:02 +0000 (UTC) Received: by alvin.alvh.no-ip.org (Postfix, from userid 1000) id D01864BD; Tue, 14 Jun 2016 13:31:50 -0400 (CLT) Date: Tue, 14 Jun 2016 13:31:50 -0400 From: Alvaro Herrera To: David M Cc: "pgsql-admin@postgresql.org" Subject: Re: MultiXactId xxxxxxxxx has not been created yet -- apparent wraparound Message-ID: <20160614173150.GA443784@alvherre.pgsql> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) X-Pg-Spam-Score: -0.4 (/) 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 David M wrote: > 4) What is the best course of action from here to fix the tables that we are having issues with ? (have already experimented with 'SELECT * FROM tablename FOR UPDATE' in a scratch system successfully allowing us to vacuum freeze the table) This is your best bet. Using SELECT * FROM tablename FOR KEY SHARE would likely have less impact in the concurrency of the system. -- Álvaro Herrera http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services -- Sent via pgsql-admin mailing list (pgsql-admin@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin