From owner-freebsd-fs@FreeBSD.ORG Sun Aug 22 10:49:00 2010 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 25D77106566B for ; Sun, 22 Aug 2010 10:49:00 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: from mail.garage.freebsd.pl (60.wheelsystems.com [83.12.187.60]) by mx1.freebsd.org (Postfix) with ESMTP id C301E8FC17 for ; Sun, 22 Aug 2010 10:48:59 +0000 (UTC) Received: by mail.garage.freebsd.pl (Postfix, from userid 65534) id C1F9245C9B; Wed, 18 Aug 2010 14:11:38 +0200 (CEST) Received: from localhost (pdawidek.wheel.pl [10.0.1.1]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.garage.freebsd.pl (Postfix) with ESMTP id D782B45683; Wed, 18 Aug 2010 14:11:34 +0200 (CEST) Date: Wed, 18 Aug 2010 14:11:33 +0200 From: Pawel Jakub Dawidek To: Thomas Steen Rasmussen Message-ID: <20100818121133.GC2177@garage.freebsd.pl> References: <20100806135001.GF1710@garage.freebsd.pl> <4C5ECA78.6010803@gibfest.dk> <20100810075528.GA1754@garage.freebsd.pl> <4C61CF4D.4060009@gibfest.dk> <4C651B7E.5000805@gibfest.dk> <20100816221059.GE2611@garage.freebsd.pl> <4C6B08BD.9080206@gibfest.dk> <20100818110655.GA2177@garage.freebsd.pl> <4C6BC0BA.9030303@gibfest.dk> <4C6BC35B.9040000@gibfest.dk> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="qjNfmADvan18RZcF" Content-Disposition: inline In-Reply-To: <4C6BC35B.9040000@gibfest.dk> User-Agent: Mutt/1.4.2.3i X-PGP-Key-URL: http://people.freebsd.org/~pjd/pjd.asc X-OS: FreeBSD 9.0-CURRENT amd64 X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on mail.garage.freebsd.pl X-Spam-Level: X-Spam-Status: No, score=-5.9 required=4.5 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.0.4 Cc: freebsd-fs@freebsd.org Subject: Re: HAST initial sync speed X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 22 Aug 2010 10:49:00 -0000 --qjNfmADvan18RZcF Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 18, 2010 at 01:26:19PM +0200, Thomas Steen Rasmussen wrote: > Sorry for responding to my own post. I recreated the HAST setup with the > four harddrives and it is now saturating the gigabit link, it is=20 > synching at a steady > rate of 112 megabytes per second, meaning that each of the disks are > reading/writing at just under 30 megabytes per second. It would probably = be > even faster if the network wasn't limiting it. >=20 > I built ZFS on top of it and everything seems to be working as expected. >=20 > Thank you again for looking at this. I'm very glad to hear that. I changed the default MAX_SEND_SIZE to 32kB as it seems to be the safest setting. I had similar problem in ggate. BTW. What network cards do you use there? --=20 Pawel Jakub Dawidek http://www.wheelsystems.com pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --qjNfmADvan18RZcF Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAkxrzfUACgkQForvXbEpPzTh0gCeKwWQ2RwbF8ijXb3p7d00tJWw ZvEAnRyFW/DUrTC7q3bhN5V/k+MSmudC =JPPz -----END PGP SIGNATURE----- --qjNfmADvan18RZcF--