From owner-freebsd-bugs Fri Apr 7 01:25:58 1995 Return-Path: bugs-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id BAA26677 for bugs-outgoing; Fri, 7 Apr 1995 01:25:58 -0700 Received: from gndrsh.aac.dev.com (gndrsh.aac.dev.com [198.145.92.241]) by freefall.cdrom.com (8.6.10/8.6.6) with ESMTP id BAA26671 for ; Fri, 7 Apr 1995 01:25:52 -0700 Received: (from rgrimes@localhost) by gndrsh.aac.dev.com (8.6.8/8.6.6) id BAA06821; Fri, 7 Apr 1995 01:25:39 -0700 From: "Rodney W. Grimes" Message-Id: <199504070825.BAA06821@gndrsh.aac.dev.com> Subject: Re: kern/302: changing st tapes crashes system To: bugs@ns1.win.net (Mark Hittinger) Date: Fri, 7 Apr 1995 01:25:39 -0700 (PDT) Cc: freebsd-bugs@FreeBSD.org In-Reply-To: <199504070111.VAA07189@ns1.win.net> from "Mark Hittinger" at Apr 6, 95 09:11:30 pm X-Mailer: ELM [version 2.4 PL23] Content-Type: text Content-Length: 1289 Sender: bugs-owner@FreeBSD.org Precedence: bulk > > > Subject: kern/302: Changing st tapes after extract crashes system > > >Number: 302 > > >Synopsis: Changing st tapes after extract crashes system > > > > dd if=/dev/qic24 bs=1024k | tar xvf - > > (remove tape, insert new tape) > > > > Just after inserting the new tape, a bunch of "swap pager failed" > > messages fly by on the console and the system resets (no panic > > or crash dump). The IDE boot drive is left unresponsive, requiring > > use of reset button. > > > > This bug has been present since 2.0. It was not present in 1.1.5.1. > > I see this with a WangDAT-3400dx and a bt946c controller. I increased the > rewind/eject timeout in st.c and increased the "abort" timeout in bt742a.c. > > With timeout increases, if the system is quiet when you close/rewind the drive > then nothing wild happens. > > If you use unmodified st/bt742a then the disks will all get bit sprayed > every single time you rewind/close the tape. Could you please forward these patches to the list so that they can be looked at and commited if they seem reasonable? > Regards, > Mark Hittinger > bugs@win.net -- Rod Grimes rgrimes@gndrsh.aac.dev.com Accurate Automation Company Custom computers for FreeBSD