From owner-freebsd-scsi Fri Mar 8 06:47:11 1996 Return-Path: owner-freebsd-scsi Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id GAA20229 for freebsd-scsi-outgoing; Fri, 8 Mar 1996 06:47:11 -0800 (PST) Received: from who.cdrom.com (who.cdrom.com [192.216.222.3]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id GAA20220 for ; Fri, 8 Mar 1996 06:47:08 -0800 (PST) Received: from cabri.obs-besancon.fr (cabri.obs-besancon.fr [193.52.184.3]) by who.cdrom.com (8.6.12/8.6.11) with SMTP id GAA25712 for ; Fri, 8 Mar 1996 06:44:51 -0800 Received: by cabri.obs-besancon.fr (5.57/Ultrix3.0-C) id AA19113; Fri, 8 Mar 96 15:16:01 +0100 Date: Fri, 8 Mar 96 15:16:01 +0100 Message-Id: <9603081416.AA19113@cabri.obs-besancon.fr> From: Jean-Marc Zucconi To: dufault@hda.com Cc: freebsd-scsi@freebsd.org In-Reply-To: <199603081051.FAA08882@hda.com> (message from Peter Dufault on Fri, 8 Mar 1996 05:50:59 -0500 (EST)) Subject: Re: MEDIUM ERROR: is my disk really dead ? X-Mailer: Emacs Sender: owner-freebsd-scsi@freebsd.org X-Loop: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk >>>>> Peter Dufault writes: >> I have problems with a disk. I got media errors, and a losed a >> partition, then a second, then a third... (in about 5 days). >> So i reformatted the disk and I stressed it (I filled it 100 times in >> 24hours - this is a 1GB disk) and got 'only' 6 errors: >> Mar 7 04:12:48 qix /kk: sd2(ncr0:4:0): Deferred Error: MEDIUM ERROR info:9778b asc:3,0 Peripheral device write fault >> Mar 7 04:28:35 qix /kk: sd2(ncr0:4:0): Deferred Error: MEDIUM ERROR info:939d6 asc:3,0 Peripheral device write fault >> Mar 7 04:45:19 qix /kk: sd2(ncr0:4:0): Deferred Error: MEDIUM ERROR info:5e230 asc:3,0 Peripheral device write fault >> Mar 7 04:45:43 qix /kk: sd2(ncr0:4:0): Deferred Error: MEDIUM ERROR info:6a205 asc:3,0 Peripheral device write fault >> Mar 7 04:47:50 qix /kk: sd2(ncr0:4:0): Deferred Error: MEDIUM ERROR info:ad0b8 asc:3,0 Peripheral device write fault >> Mar 7 06:05:49 qix /kk: sd2(ncr0:4:0): Deferred Error: MEDIUM ERROR info:199c70 asc:3,0 Peripheral device write fault >> > Make sure "AWRE" (automatic write reallocation on error) is on so your > drive will map out that sector. You probably want ARRE on also. use the > "scsi(8)" mode page editor. I have AWRE and ARRE. It seems that only AWRE worked (the write errors only occured at the beginning of the test) :-( Jean-Marc > Peter > -- > *** March 8, 1996: Our ISP is having problems. *** > *** "hda.com" connectivity is now intermittent to nonexistent *** > Peter Dufault Real-Time Machine Control and Simulation > HD Associates, Inc. Voice: 508 433 6936 > dufault@hda.com Fax: 508 433 5267 _____________________________________________________________________________ Jean-Marc Zucconi Observatoire de Besancon F 25010 Besancon cedex PGP Key: finger jmz@cabri.obs-besancon.fr =============================================================================