From owner-freebsd-hackers@FreeBSD.ORG Tue Nov 6 19:10:03 2012 Return-Path: <owner-freebsd-hackers@FreeBSD.ORG> Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id A19DB838 for <freebsd-hackers@freebsd.org>; Tue, 6 Nov 2012 19:10:03 +0000 (UTC) (envelope-from sjg@evilcode.net) Received: from mail-ie0-f182.google.com (mail-ie0-f182.google.com [209.85.223.182]) by mx1.freebsd.org (Postfix) with ESMTP id 5C8828FC0C for <freebsd-hackers@freebsd.org>; Tue, 6 Nov 2012 19:10:02 +0000 (UTC) Received: by mail-ie0-f182.google.com with SMTP id k10so1500776iea.13 for <freebsd-hackers@freebsd.org>; Tue, 06 Nov 2012 11:10:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:x-gm-message-state; bh=qkFYMTC1FAQjuDak5T1OVyS6vMptvxopRJFZFz0ur9c=; b=GVnrZDiyvdtI8RciaRR7wetuVGjYgt2jdMzzUk0aQOkhXueFsduC24kk3sQIocnlaC wemhrbQXMFeKYnTrpGJAbOj2SGbbWMkLuh3h7vupeerRgJY1ZuJZQ3T+Ijc+lrJMOOuL IPcbW0lWm0/ufp/BlW9lp7vthaNOlJ2Mc0cKJKr3yXkK1BLWOHwvMZC3Zyj+8oMbtJwl MQNf3SdefuqgASGHv3lVpmUeKZ6QJ+IZ9qju8TJ/DByOaeHDH3f37dJqOLl08z4hxO3D 91iyxzOfBJZLWPfpj+697EFCD+GNJ3ZDP523u82h+pVxdxD46puOeExlr48GA4cGLZST DCtQ== MIME-Version: 1.0 Received: by 10.50.213.34 with SMTP id np2mr2161179igc.57.1352229002527; Tue, 06 Nov 2012 11:10:02 -0800 (PST) Received: by 10.64.29.3 with HTTP; Tue, 6 Nov 2012 11:10:02 -0800 (PST) In-Reply-To: <50994FE0.2070205@rawbw.com> References: <50980ADD.4010402@rawbw.com> <CAGH67wScvnE7gYzVVtfehYbVfM465vrLjP9bX4KXSp8Sq-25mA@mail.gmail.com> <50994FE0.2070205@rawbw.com> Date: Tue, 6 Nov 2012 12:10:02 -0700 Message-ID: <CANY-Wm9nTPy5A3Eygb4BQmz60a8ose--3veoQHwFj3p66BFB8Q@mail.gmail.com> Subject: Re: pgbench performance is lagging compared to Linux and DragonflyBSD? From: "Samuel J. Greear" <sjg@evilcode.net> To: Yuri <yuri@rawbw.com> Content-Type: text/plain; charset=ISO-8859-1 X-Gm-Message-State: ALoCoQkJaKpevgRlZqFdjLCqYUAQyFNBzLA2YO0bMUR/HTFwZeloQuwTPrdU9KGEaKZ2a3qR2fd3 X-Mailman-Approved-At: Tue, 06 Nov 2012 19:37:45 +0000 Cc: freebsd-hackers@freebsd.org X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Technical Discussions relating to FreeBSD <freebsd-hackers.freebsd.org> List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-hackers>, <mailto:freebsd-hackers-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hackers> List-Post: <mailto:freebsd-hackers@freebsd.org> List-Help: <mailto:freebsd-hackers-request@freebsd.org?subject=help> List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>, <mailto:freebsd-hackers-request@freebsd.org?subject=subscribe> X-List-Received-Date: Tue, 06 Nov 2012 19:10:03 -0000 On Tue, Nov 6, 2012 at 10:58 AM, Yuri <yuri@rawbw.com> wrote: > On 11/05/2012 12:52, Garrett Cooper wrote: >> >> FWIW, I think that the last time scheduler benchmarks from anyone at >> @FreeBSD.org (was kris@ the last one, or has flo@ run benchmarks since > > > I myself ran the similar test on i7 920 (4 cores 8 threads) @ 2.67 24GB with > 9.1-RC3 with all the same params except shmem size was 4GB, not 6GB: > http://i.imgur.com/mfnqr.png > In DragonflyBSD tests FreeBSD peaked at 96k tps. And my machine, with > roughly 3X lesser power, peaked at 44.5k tps. So in my test BSD performed > relatively better. And graph shape is more resembling linux/DragonflyBSD > ones. It looks like in their test FreeBSD behaved in somewhat impaired way. > > Any ideas what can I try to tune? > Single and multi-socket hardware are not really directly comparable in PostgreSQL tests. Sam > Yuri > > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"