From owner-freebsd-current Fri Jun 5 19:12:52 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id TAA03945 for freebsd-current-outgoing; Fri, 5 Jun 1998 19:12:52 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from freebie.lemis.com (freebie.lemis.com [139.130.136.133]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id TAA03720 for ; Fri, 5 Jun 1998 19:11:13 -0700 (PDT) (envelope-from grog@freebie.lemis.com) Received: (from grog@localhost) by freebie.lemis.com (8.9.0/8.9.0) id LAA08945; Sat, 6 Jun 1998 11:40:34 +0930 (CST) Message-ID: <19980606114034.T768@freebie.lemis.com> Date: Sat, 6 Jun 1998 11:40:34 +0930 From: Greg Lehey To: shimon@simon-shapiro.org Cc: Mike Smith , Bob Willcox , Karl Pielorz , tcobb , "freebsd-current@freebsd.org" , Michael Hancock Subject: Re: DPT driver fails and panics with Degraded Array References: <19980605093349.K768@freebie.lemis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.91.1i In-Reply-To: ; from Simon Shapiro on Fri, Jun 05, 1998 at 04:04:50PM -0400 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, 5 June 1998 at 16:04:50 -0400, Simon Shapiro wrote: > On 05-Jun-98 Greg Lehey wrote: >>> Actually, SMP interrupt service is slow enough that this probably never >>> has >>> a chance to show at all. >> >> No way. Murphy is particularly unforgiving when it comes to race >> conditions in interrupt handlers. Have 50 interrupts a second from >> two processors, and sooner or later you're going to hit it. > > Then my theory as to what causes it is useless :-) Still, SMP is the least > sensitive (as in ``never seen here'') to this problem. This would suggest that the problem is elsewhere, then. Greg -- See complete headers for address and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message