From owner-freebsd-scsi Fri Mar 5 2:48:45 1999 Delivered-To: freebsd-scsi@freebsd.org Received: from kremvax.demos.su (kremvax.demos.su [194.87.0.20]) by hub.freebsd.org (Postfix) with SMTP id 6D866150D5 for ; Fri, 5 Mar 1999 02:48:41 -0800 (PST) (envelope-from sinbin.demos.su!bag@kremvax.demos.su) Received: by kremvax.demos.su (8.6.13/D) from 0@sinbin.demos.su [194.87.5.31] with ESMTP id NAA23556; Fri, 5 Mar 1999 13:46:29 +0300 Received: by sinbin.demos.su id NAA77228; (8.6.12/D) Fri, 5 Mar 1999 13:45:19 +0300 From: bag@sinbin.demos.su (Alex G. Bulushev) Message-Id: <199903051045.NAA77228@sinbin.demos.su> Subject: Re: RAID saga In-Reply-To: <199903021517.IAA79167@panzer.plutotech.com> from "Kenneth D. Merry" at "Mar 2, 1999 8:17:36 am" To: ken@plutotech.com (Kenneth D. Merry) Date: Fri, 5 Mar 1999 13:45:19 +0300 (MSK) Cc: gibbs@pluto.plutotech.com, 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 Content-Length: 1513 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) so this patch disable only sync cache command and it is usefull commit it in -stable and -carrent, without this patch we see not good messages when syncing disks: syncing disks... 22 22 13 1 done (da1:ahc1:0:1:0): SYNCHRONIZE CACHE. CDB: 35 0 0 0 0 0 0 0 0 0 (da1:ahc1:0:1:0): ILLEGAL REQUEST asc:20,0 (da1:ahc1:0:1:0): Invalid command operation code (da2:ahc1:0:2:0): SYNCHRONIZE CACHE. CDB: 35 0 0 0 0 0 0 0 0 0 (da2:ahc1:0:2:0): ILLEGAL REQUEST asc:20,0 (da2:ahc1:0:2:0): Invalid command operation code (da3:ahc1:0:3:0): SYNCHRONIZE CACHE. CDB: 35 0 0 0 0 0 0 0 0 0 (da3:ahc1:0:3:0): ILLEGAL REQUEST asc:20,0 (da3:ahc1:0:3:0): Invalid command operation code > > Ken > -- > Kenneth Merry > ken@plutotech.com > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message