From owner-freebsd-questions@FreeBSD.ORG Tue Nov 23 03:38:37 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8494616A4CE for ; Tue, 23 Nov 2004 03:38:37 +0000 (GMT) Received: from relay.pair.com (relay00.pair.com [209.68.1.20]) by mx1.FreeBSD.org (Postfix) with SMTP id EA9C643D48 for ; Tue, 23 Nov 2004 03:38:36 +0000 (GMT) (envelope-from ryan@confabulator.net) Received: (qmail 96273 invoked from network); 23 Nov 2004 03:38:36 -0000 Received: from unknown (HELO ?192.168.0.83?) (unknown) by unknown with SMTP; 23 Nov 2004 03:38:36 -0000 X-pair-Authenticated: 209.197.24.213 Message-ID: <41A2CCFA.4000408@confabulator.net> Date: Mon, 22 Nov 2004 21:39:06 -0800 From: "Ryan J. Cavicchioni" User-Agent: Mozilla Thunderbird 0.9 (Windows/20041103) X-Accept-Language: en-us, en MIME-Version: 1.0 To: freebsd-questions@freebsd.org References: <41A2A7B2.4000601@confabulator.net> <20041123030351.GA31803@dan.emsphone.com> In-Reply-To: <20041123030351.GA31803@dan.emsphone.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: SCSI Hard drive "MEDIUM ERROR" X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Nov 2004 03:38:37 -0000 AWRE (Auto Write Reallocation Enbld): 1 ARRE (Auto Read Reallocation Enbld): 1 TB (Transfer Block): 0 RC (Read Continuous): 0 EER (Enable Early Recovery): 0 PER (Post Error): 0 DTE (Disable Transfer on Error): 0 Read Retry Count: 255 Write Retry Count: 255 It seems to be enabled. Is there anything else that I can do? Dan Nelson wrote: >In the last episode (Nov 22), Ryan J. Cavicchioni said: > > >>What would this mean? I get it during heavy FTP transfers on a drive >>that is 75% full. >> >>(da1:ahc0:0:8:0): MEDIUM ERROR info:381b12 csi:ff,ff,ff,ff asc:11,1 >>(da1:ahc0:0:8:0): Read retries exhausted actual retry count: 104 >>(da1:ahc0:0:8:0): Retrying Command (per Sense Data) >>(da1:ahc0:0:8:0): READ(10). CDB: 28 0 0 38 1a a0 0 0 80 0 >>(da1:ahc0:0:8:0): CAM Status: SCSI Status Error >>(da1:ahc0:0:8:0): SCSI Status: Check Condition >> >> > >A medium error is a physical media error. The drive tried reading a >sector 104 times and couldn't recover the data. If you have AWRE >enabled, writing to that disk block should cause the drive to mark it >bad and use a spare sector. "camcontrol modepage da1 -m 1 -e -P 3" >will let you turn it on. Enabling ARRE is a good idea too (if the >drive detects a bad sector but recovered it, it will reallocate the >block). > > >