Date: Fri, 3 Apr 1998 17:14:38 -0500 From: "Larry S. Marso" <larry@marso.com> To: "Bryan K. Ogawa" <bkogawa@primenet.com>, freebsd-scsi@FreeBSD.ORG Subject: Re: Will a termination problem cause total hangs? Message-ID: <19980403171438.18492@marso.com> In-Reply-To: <Pine.BSI.3.94.980403123048.3921B-100000@foo.primenet.com>; from Bryan K. Ogawa on Fri, Apr 03, 1998 at 12:37:46PM -0800 References: <3.0.32.19980403113026.007430fc@cyclone.degnet.baynet.de> <Pine.BSI.3.94.980403123048.3921B-100000@foo.primenet.com>
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I wrote this morning about a scanner on scsi bus 0, /dev/pt0, causing a "total system lockup". You are correct, the one thing that still seems to happen is that the kernel returns pings. Best regards -- Larry S. Marso larry@marso.com On Fri, Apr 03, 1998 at 12:37:46PM -0800, Bryan K. Ogawa wrote: > > Can a termination problem cause total kernel hangs? > > Right now, at least two of us on -questions are experiencing problems with > total lockups (no pings) when in X, usually when using Netscape (in my > case) or in heavy concurrent disk accesses (in Malte's case) on SCSI > systems with a number of SCSI devices. (4 to 7). > > Malte has had success in reducing the hangs by changing the termination, > and I'm wondering if the sorts of hangs we're looking at could be caused > by termination problems. > > Both of us have Adaptec 2940UWs. > > Any ideas or suggestions? I had thought that a SCSI hung kernel would at > least return pings? > > bryan k ogawa <bkogawa@primenet.com> http://www.primenet.com/~bkogawa/ > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-scsi" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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