From owner-freebsd-fs@FreeBSD.ORG Tue Aug 10 07:55:45 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 8FB551065672 for ; Tue, 10 Aug 2010 07:55:45 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: from mail.garage.freebsd.pl (chello089077043238.chello.pl [89.77.43.238]) by mx1.freebsd.org (Postfix) with ESMTP id D6AE88FC18 for ; Tue, 10 Aug 2010 07:55:44 +0000 (UTC) Received: by mail.garage.freebsd.pl (Postfix, from userid 65534) id 75ACD45C9C; Tue, 10 Aug 2010 09:55:42 +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 9AEDA45685; Tue, 10 Aug 2010 09:55:37 +0200 (CEST) Date: Tue, 10 Aug 2010 09:55:28 +0200 From: Pawel Jakub Dawidek To: Thomas Steen Rasmussen Message-ID: <20100810075528.GA1754@garage.freebsd.pl> References: <4C57E20E.2030908@gibfest.dk> <20100806135001.GF1710@garage.freebsd.pl> <4C5ECA78.6010803@gibfest.dk> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="IS0zKkzwUGydFO0o" Content-Disposition: inline In-Reply-To: <4C5ECA78.6010803@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: Tue, 10 Aug 2010 07:55:45 -0000 --IS0zKkzwUGydFO0o Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Aug 08, 2010 at 05:17:12PM +0200, Thomas Steen Rasmussen wrote: > On 06-08-2010 15:50, Pawel Jakub Dawidek wrote: > >Correct, but synchronizartion should take much, much less time. > >Is dirty count actually decreasing? > > > > =20 > Hello, >=20 > Yes it was decreasing steadily but very slowly. It finished between=20 > thursday > evening and friday morning, and the dirty count is now 0. All in all it= =20 > took over > 72 hours. It was transferring around 20mbits while doing this. However,= =20 > if I > copied a large file to the primary HAST node, it would use up a lot more > bandwidth. It is like HAST was synchronizing the "empty space" with lower > priority or something. Does that make any sense ? The servers are not in > production so I can perform any testing needed. Thank you for your reply. It does make sense, but HAST is not doing this:) Could you start with veryfing if synchronization is so slow also when you have only one resource configured? --=20 Pawel Jakub Dawidek http://www.wheelsystems.com pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --IS0zKkzwUGydFO0o Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAkxhBfAACgkQForvXbEpPzRbyACglMxEZZ7Ursm7C5pOfBOgGIFi yXEAn3DRUPwKiaoh4glXai0uYRd0M1Rd =GuRp -----END PGP SIGNATURE----- --IS0zKkzwUGydFO0o--