From owner-freebsd-performance@FreeBSD.ORG Sat Jan 8 16:52:00 2011 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CB2F9106571E for ; Sat, 8 Jan 2011 16:52:00 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (muon.cran.org.uk [IPv6:2a01:348:0:15:5d59:5c40:0:1]) by mx1.freebsd.org (Postfix) with ESMTP id 5A5A18FC13 for ; Sat, 8 Jan 2011 16:52:00 +0000 (UTC) Received: from muon.cran.org.uk (localhost [127.0.0.1]) by muon.cran.org.uk (Postfix) with ESMTP id 364F8E8B48; Sat, 8 Jan 2011 16:51:59 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=cran.org.uk; h=date:from :to:cc:subject:message-id:in-reply-to:references:mime-version :content-type:content-transfer-encoding; s=mail; bh=z2CA520WSZgA k8q/bCiYqhWU1s4=; b=jUePYVj6fQJvhIMk5nsZdZmoPPfeEM6Rua7+SftPxIWx WDG+bEVfiHki+KyQGRH1/k2g7YhzSUtJjzn430brfAw4wZQUk4NIGD4G4vv79BUC BZLI/TD0fw2drEeFFZHiQKfLr//JUftJ9IAWHT49elCGq0nqGiwE4aSyfuiFQb8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=cran.org.uk; h=date:from:to :cc:subject:message-id:in-reply-to:references:mime-version :content-type:content-transfer-encoding; q=dns; s=mail; b=w4EgGe hQvevVmHWnpzIT0zQJqKiyG/anyVDEEmAbUy4wFUgIz8aAVafUQwST4PumjvKznD u2QkCBV1ErTt0FwXmdXrGzqnqszEuZ85PdFF+1R7oKSpRpjeddky7RXrOc4vrwd9 JjLdN6eW93SRoFwOxLvIg2YwwsQqtgdA4w8LA= Received: from unknown (client-86-27-23-77.glfd.adsl.virginmedia.com [86.27.23.77]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by muon.cran.org.uk (Postfix) with ESMTPSA id DC919E8B47; Sat, 8 Jan 2011 16:51:58 +0000 (GMT) Date: Sat, 8 Jan 2011 16:51:53 +0000 From: Bruce Cran To: Paul Pathiakis Message-ID: <20110108165153.0000147c@unknown> In-Reply-To: <448737.83863.qm@web110508.mail.gq1.yahoo.com> References: <4D26FBD3.20307@quip.cz> <448737.83863.qm@web110508.mail.gq1.yahoo.com> X-Mailer: Claws Mail 3.7.6 (GTK+ 2.16.0; i586-pc-mingw32msvc) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: freebsd-performance@freebsd.org, Miroslav Lachman <000.fbsd@quip.cz> Subject: Re: Phoronix comparision of HAMMER, UFS, ZFS, EXT3, EXT4, Btrfs X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 08 Jan 2011 16:52:00 -0000 On Fri, 7 Jan 2011 06:12:38 -0800 (PST) Paul Pathiakis wrote: > The results came out like this: > > EXT3 - ~3000 tps > EXT4 - ~3800 tps > XFS - ~ 1800 tps > ZFS - 75000 tps ZFS seems very good at keeping the disk busy with lots of buffering - on my machine gstat shows the disk at 100% for several seconds even after the application has finished. Despite seeing iops go as high as 65k the average seems not so impressive at around 15k, though it is only on a single SATA drive. -- Bruce Cran