From owner-freebsd-scsi Mon Mar 10 00:58:47 1997 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.5/8.8.5) id AAA04683 for freebsd-scsi-outgoing; Mon, 10 Mar 1997 00:58:47 -0800 (PST) Received: from sax.sax.de (sax.sax.de [193.175.26.33]) by freefall.freebsd.org (8.8.5/8.8.5) with SMTP id AAA04678 for ; Mon, 10 Mar 1997 00:58:41 -0800 (PST) Received: (from uucp@localhost) by sax.sax.de (8.6.12/8.6.12-s1) with UUCP id JAA13512; Mon, 10 Mar 1997 09:58:24 +0100 Received: (from j@localhost) by uriah.heep.sax.de (8.8.5/8.8.5) id JAA08143; Mon, 10 Mar 1997 09:55:57 +0100 (MET) Message-ID: <19970310095557.GH50073@uriah.heep.sax.de> Date: Mon, 10 Mar 1997 09:55:57 +0100 From: j@uriah.heep.sax.de (J Wunsch) To: gilbertd@cs.man.ac.uk (Dave Gilbert) Cc: scsi@freebsd.org Subject: Re: Medium error messages - how to read References: <3322D5EA.9398D0B@cs.man.ac.uk> X-Mailer: Mutt 0.60_p2-3,5,8-9 Mime-Version: 1.0 X-Phone: +49-351-2012 669 X-PGP-Fingerprint: DC 47 E6 E4 FF A6 E9 8F 93 21 E0 7D F9 12 D6 4E Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) In-Reply-To: <3322D5EA.9398D0B@cs.man.ac.uk>; from Dave Gilbert on Mar 9, 1997 15:23:22 +0000 Sender: owner-freebsd-scsi@freebsd.org X-Loop: FreeBSD.org Precedence: bulk As Dave Gilbert wrote: > Mar 8 21:57:40 uriah /kernel: sd1(ahc0:2:0): MEDIUM ERROR info:756cb ^^^^^ That's the failing block number (in hex). > asc:11,0 U > nrecovered read error > Now I'm presuming that the 2940UW driver is not lying and it really > is a Medium error. The driver can hardly lye about this. > First of all what should I do - is there anyway I can see if the drive > has automatic block remapping on? Yes, it's on mode page 1. Run scsi -f /dev/rsd1.ctl -m 1 -e ...and set AWRE and AWWE to 1. Anyway, since it's an unrecovered error, you still need to write the block once in order to force a remap. > I'm inclined to think its the drive; but the fact that its only > happened after its been put on the PC makes me suspicious - even > though it is the 3rd one of these drives that we've had! I think the Sun handled remapping of its own. -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE Never trust an operating system you don't have sources for. ;-)