Received: from magus.postgresql.org (magus.postgresql.org [87.238.57.229]) by mail.postgresql.org (Postfix) with ESMTP id C0FD811DF225; Thu, 31 May 2012 11:31:35 -0300 (ADT) Received: from sss.pgh.pa.us ([66.207.139.130]) by magus.postgresql.org with esmtp (Exim 4.72) (envelope-from ) id 1Sa6PV-00048e-2F; Thu, 31 May 2012 14:31:34 +0000 Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.2/8.14.2) with ESMTP id q4VEVGd4009788; Thu, 31 May 2012 10:31:17 -0400 (EDT) To: Claudio Freire cc: Robert Klemme , Tatsuo Ishii , pgsql-performance@postgresql.org, pgsql-hackers@postgresql.org Subject: Re: [HACKERS] pg_dump and thousands of schemas In-reply-to: References: <20120529.185149.1127748531209576379.t-ishii@sraoss.co.jp> <20120531.174526.2183902405630094684.t-ishii@sraoss.co.jp> <20120531.230757.2014494683420217075.t-ishii@sraoss.co.jp> Comments: In-reply-to Claudio Freire message dated "Thu, 31 May 2012 11:22:08 -0300" Date: Thu, 31 May 2012 10:31:16 -0400 Message-ID: <9787.1338474676@sss.pgh.pa.us> From: Tom Lane X-Pg-Spam-Score: -1.9 (-) X-Archive-Number: 201205/187 X-Sequence-Number: 47011 Claudio Freire writes: > It's not clear whether Tom is already working on that O(N^2) fix in locking. I'm not; Jeff Janes is. But you shouldn't be holding your breath anyway, since it's 9.3 material at this point. regards, tom lane