From owner-freebsd-scsi Fri Jan 24 8:20:41 2003 Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D68C437B401 for ; Fri, 24 Jan 2003 08:20:39 -0800 (PST) Received: from magic.adaptec.com (magic.adaptec.com [208.236.45.80]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5198B43ED8 for ; Fri, 24 Jan 2003 08:20:39 -0800 (PST) (envelope-from scott_long@btc.adaptec.com) Received: from redfish.adaptec.com (redfish.adaptec.com [162.62.50.11]) by magic.adaptec.com (8.11.6+Sun/8.11.6) with ESMTP id h0OGKVi07435; Fri, 24 Jan 2003 08:20:31 -0800 (PST) Received: from btc.btc.adaptec.com (btc.btc.adaptec.com [10.100.0.52]) by redfish.adaptec.com (8.8.8+Sun/8.8.8) with ESMTP id IAA28972; Fri, 24 Jan 2003 08:20:25 -0800 (PST) Received: from btc.adaptec.com (hollin [10.100.253.56]) by btc.btc.adaptec.com (8.8.8+Sun/8.8.8) with ESMTP id JAA22989; Fri, 24 Jan 2003 09:20:22 -0700 (MST) Message-ID: <3E316710.9030201@btc.adaptec.com> Date: Fri, 24 Jan 2003 09:17:20 -0700 From: Scott Long User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.2b) Gecko/20021216 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Josh Brooks Cc: freebsd-scsi@freebsd.org Subject: Re: PERCs more tolerant under FreeBSD than Linux ? References: <20030124064316.K64423-100000@mail.econolodgetulsa.com> In-Reply-To: <20030124064316.K64423-100000@mail.econolodgetulsa.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Josh Brooks wrote: > I have several linux systems running a slightly outdated PERC firmware > (PERC 3si, 2.1-3 firmware) with Hitachi 73gig drives. I keep getting > drive failures - containers breaking, drives going offline, and lots of > errors from the card when the systems are up. > > The smoking gun _seems_ to be that I am running 73gig drives on an older > firmware - the firmware _predates_ 73gig drives. Further, hitachi > firmwares are relatively new and there may be little workarounds or > compatibilities built into these older firmwares. > > The only problem I have with this diagnosis is that I have several FreeBSD > machines running in the same configuration - same old firmware version, > and same 73gig hitachi drives - and they have never crashed or broken > containers or anything like that. > > So my question is, is the fact that my FreeBSD systems tolerate this a > good indication that I am _wrong_ about what is happening with my linux > systems, and I should look for some other smoking gun ? OR, is FreeBSD > more tolerant to these types of errors and it's possible that what is > hurting Linux is NOT hurting FreeBSD ? > > thanks. Further details available if needed. > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-scsi" in the body of the message It's entirely possible that the older firmware is having a bad interaction with the newer drives. The differences between FreeBSD and Linux could be due to differences in filesystem access patterns, caching, etc. In other words, it's probably just a coincidence =-) Scott To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message