From owner-freebsd-scsi Wed Jul 1 20:14:32 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id UAA18638 for freebsd-scsi-outgoing; Wed, 1 Jul 1998 20:14:32 -0700 (PDT) (envelope-from owner-freebsd-scsi@FreeBSD.ORG) Received: from narnia.plutotech.com (narnia.plutotech.com [206.168.67.130]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id UAA18630 for ; Wed, 1 Jul 1998 20:14:29 -0700 (PDT) (envelope-from gibbs@narnia.plutotech.com) Received: (from gibbs@localhost) by narnia.plutotech.com (8.8.8/8.7.3) id VAA22978; Wed, 1 Jul 1998 21:09:32 -0600 (MDT) Date: Wed, 1 Jul 1998 21:09:32 -0600 (MDT) From: "Justin T. Gibbs" Message-Id: <199807020309.VAA22978@narnia.plutotech.com> To: Tom cc: scsi@FreeBSD.ORG Subject: Re: [Q] double-ending SCSI RESET problem Newsgroups: pluto.freebsd.scsi In-Reply-To: User-Agent: tin/pre-1.4-971204 (UNIX) (FreeBSD/3.0-CURRENT (i386)) Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org In article you wrote: > > On Thu, 2 Jul 1998, swjeong wrote: > >> >> After machine A boot, I booted machine B. >> In the middle of kernel-autoconfiguration-stage, >> many 'Someone reset channel A' messages occurs on machine A. >> Then A panics, if with luck, A remains alive. > > Yes, because there is no support for multiple hosts on the same bus. > Host B resets the bus, interupting stuff that host A is doing. > > Tom This is not true. The aic7xxx driver and CAM are supposed to be able to handle spurious resets. Satoshi had a setup like this running for some time with success using the -stable driver, but I must have broken something in the CAM version of the driver. Exact error messages will help me track this down. -- Justin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message