Date: Sat, 2 Apr 2005 15:30:32 -0800 (PST) From: Doug White <dwhite@gumbysoft.com> To: Roger Marquis <marquis@roble.com> Cc: freebsd-amd64@freebsd.org Subject: Re: Tyan k8sr lockups Message-ID: <20050402152215.B1503@carver.gumbysoft.com> In-Reply-To: <20050402125456.B5092@roble.com> References: <20050402120023.3E94F16A4D1@hub.freebsd.org> <20050402125456.B5092@roble.com>
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Dropping scsi cc as this isn't specifically scsi related On Sat, 2 Apr 2005, Roger Marquis wrote: > Gary Mu1der <gmulder@infotechfl.com> wrote: > >Any idea how we can get more diagnostics on what in FreeBSD is causing > >the crash? > > This wasn't a U320 SCSI system by any chance? The reason I ask is > that it is very similar to problem a few months ago, on a Tyan > S2881, which turned out to be pci-x bus related. Have also seen > similar/identical issues with other Tyan boards when used with U320 > SCSI controllers. 3ware cards have a similar issue and 3ware recommends 1U riser cards with components onboard to mitigate timing and signal loss issues if the system has hang/lockup or mysterious disk failures. The ordering information I have is: Adex P/N: PCITX8-3R (be sure and ask for the R part) Cheryl Roberts Tel: 949-597-1772 Fax: 949-597-1729 Email: cheryl@adexelec.com http://www.adexelec.com >From tyan 9/2004: > >>Purpose of this email is to notify you that we have verified the > >>compatibility issue with Tyan S2881 and Adaptec 2200S. Root cause seems > >>to be timing margin issue with the AMD8131 PCI-X bus. There is an ECN > >>that addresses this issue which has been implemented on the S2881 based > >>system that was delivered to Tyan Fremont. With this ECN stability has, > >>so far, improved though the testings are not yet complete. Results of > >>this testing should be done within the next few days. Good to know. It may be beneficial to start tracking motherboard revisions. -- Doug White | FreeBSD: The Power to Serve dwhite@gumbysoft.com | www.FreeBSD.org
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