From owner-freebsd-stable@FreeBSD.ORG Tue Apr 5 13:05:26 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C9F42106566B for ; Tue, 5 Apr 2011 13:05:26 +0000 (UTC) (envelope-from linuxmail@4lin.net) Received: from mail.4lin.net (mail.4lin.net [46.4.210.97]) by mx1.freebsd.org (Postfix) with ESMTP id 82BCF8FC15 for ; Tue, 5 Apr 2011 13:05:26 +0000 (UTC) Received: from localhost (angelica.4lin.net [127.0.0.1]) by mail.4lin.net (Postfix) with ESMTP id C77722C7B7 for ; Tue, 5 Apr 2011 15:09:14 +0200 (CEST) X-Virus-Scanned: amavisd-new at mail.4lin.net Received: from mail.4lin.net ([127.0.0.1]) by localhost (mail.4lin.net [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id WPVld56K1cHE for ; Tue, 5 Apr 2011 15:09:11 +0200 (CEST) Received: from [130.83.160.152] (pcdenny.rbg.informatik.tu-darmstadt.de [130.83.160.152]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.4lin.net (Postfix) with ESMTPSA id 677352C70F for ; Tue, 5 Apr 2011 15:09:11 +0200 (CEST) From: Denny Schierz To: freebsd-stable In-Reply-To: References: <1301929838.26698.213.camel@pcdenny> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-ipljWZWA6oZBt3oN+0+P" Date: Tue, 05 Apr 2011 15:05:05 +0200 Message-ID: <1302008705.26698.283.camel@pcdenny> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Subject: Re: 8.2: ISCSI: ISTGT a bit slow, I think X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Apr 2011 13:05:26 -0000 --=-ipljWZWA6oZBt3oN+0+P Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable hi, Am Dienstag, den 05.04.2011, 10:01 +0200 schrieb Claus Guttesen: > The only setting I changed was: >=20 > QueueDepth 64 >=20 [...] I've tested now the default params with your Queue, but nothing changed: On same time startet with clusterssh: root@dhcp1 ~ # dd if=3D/dev/zero of=3D/dev/sda bs=3D1M count=3D2048 2048+0 records in 2048+0 records out 2147483648 bytes (2.1 GB) copied, 33.3878 s, 64.3 MB/s root@dhcp2:~# dd if=3D/dev/zero of=3D/dev/sdb bs=3D1M count=3D2048 2048+0 Datens=C3=A4tze ein 2048+0 Datens=C3=A4tze aus 2147483648 Bytes (2,1 GB) kopiert, 48,319 s, 44,4 MB/s but, I did a plain network test again (iperf) and i got 111MB/s so, the network is the problem. :-/ cu denny --=-ipljWZWA6oZBt3oN+0+P Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iEYEABECAAYFAk2bE30ACgkQKlzhkqt9P+D7UgCeKtXIpRPmvBFIeaBCJdkmnbqg E58AoJvVQdEqJErSprLqwQ2xlSMe+x1o =bQbU -----END PGP SIGNATURE----- --=-ipljWZWA6oZBt3oN+0+P--