Received: from makus.postgresql.org (makus.postgresql.org [98.129.198.125]) by mail.postgresql.org (Postfix) with ESMTP id 9836C1B2D9D4 for ; Mon, 26 Mar 2012 13:00:36 -0300 (ADT) Received: from misc.wordtothewise.com ([184.105.179.154] helo=m.wordtothewise.com) by makus.postgresql.org with esmtp (Exim 4.72) (envelope-from ) id 1SCCLT-0004bT-Cn for pgsql-performance@postgresql.org; Mon, 26 Mar 2012 16:00:36 +0000 Received: from platter.wordtothewise.com (204.11.227.194.static.etheric.net [204.11.227.194]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: steve) by m.wordtothewise.com (Postfix) with ESMTPSA id B79F82E192 for ; Mon, 26 Mar 2012 09:00:21 -0700 (PDT) Subject: Re: anyone tried to use hoard allocator? Mime-Version: 1.0 (Apple Message framework v1257) Content-Type: text/plain; charset=us-ascii From: Steve Atkins X-Priority: 3 (Normal) In-Reply-To: <082fcdbd51cc660179f2a962bdae1b06.squirrel@sq.gransy.com> Date: Mon, 26 Mar 2012 09:00:18 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: <340D90B6-9FA3-4EBA-930A-DECA0CF916CB@blighty.com> References: <082fcdbd51cc660179f2a962bdae1b06.squirrel@sq.gransy.com> To: PostgreSQL Performance X-Mailer: Apple Mail (2.1257) X-Pg-Spam-Score: -1.9 (-) X-Archive-Number: 201203/166 X-Sequence-Number: 46616 On Mar 26, 2012, at 2:50 AM, Tomas Vondra wrote: > Hi all, >=20 > today I've noticed this link on HN: = http://plasma.cs.umass.edu/emery/hoard >=20 > Seems like an interesting option for systems with a lot of CPUs that = are > doing a lot of alloc operations. Right now I don't have a suitable = system > to test it - anyone tried to benchmark it? It's just another allocator - not a bad one, but it's been around for = years. It's mostly aimed at reducing contention in multi-threaded applications, so it's not terribly applicable to strictly single-threaded postgresql. It's licensing is pretty much incompatible with postgresql too. Cheers, Steve