From owner-freebsd-scsi Tue Mar 2 7:18:37 1999 Delivered-To: freebsd-scsi@freebsd.org Received: from panzer.plutotech.com (panzer.plutotech.com [206.168.67.125]) by hub.freebsd.org (Postfix) with ESMTP id 7251114CF2 for ; Tue, 2 Mar 1999 07:18:21 -0800 (PST) (envelope-from ken@panzer.plutotech.com) Received: (from ken@localhost) by panzer.plutotech.com (8.9.2/8.8.5) id IAA79167; Tue, 2 Mar 1999 08:17:36 -0700 (MST) From: "Kenneth D. Merry" Message-Id: <199903021517.IAA79167@panzer.plutotech.com> Subject: Re: RAID saga In-Reply-To: <199903020229.TAA16211@narnia.plutotech.com> from "Justin T. Gibbs" at "Mar 1, 1999 7:29:22 pm" To: gibbs@pluto.plutotech.com Date: Tue, 2 Mar 1999 08:17:36 -0700 (MST) Cc: bag@sinbin.demos.su, scsi@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL43 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Justin T. Gibbs wrote... > > we use several IFT3102 without problems, it can work with fbsd cam as is > > or with path to scsi_da.c > > > > 127,135d126 > > < * Infortrend RAID controller doesn't like the > > < * synchronize cache command. > > < */ > > < {T_DIRECT, SIP_MEDIA_FIXED, "IFT", "3102", "01*"}, > > < /*quirks*/ DA_Q_NO_SYNC_CACHE > > < > > < }, > > This will disable tagged queueing (min and max tags default to 0 since > they are not initialized). Was this your intention? I would not expect > to see good performance from this array without tagged queueing turned > on. The quirk is for the DA driver, not the transport layer. (i.e., it won't affect tags) Ken -- Kenneth Merry ken@plutotech.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message