From owner-freebsd-usb@FreeBSD.ORG Sun Jun 24 11:22:31 2012 Return-Path: Delivered-To: freebsd-usb@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 4F2161065747 for ; Sun, 24 Jun 2012 11:22:31 +0000 (UTC) (envelope-from muxx.mailinglists@gmail.com) Received: from mail-lb0-f182.google.com (mail-lb0-f182.google.com [209.85.217.182]) by mx1.freebsd.org (Postfix) with ESMTP id B6ED38FC14 for ; Sun, 24 Jun 2012 11:22:30 +0000 (UTC) Received: by lbon10 with SMTP id n10so6522651lbo.13 for ; Sun, 24 Jun 2012 04:22:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=83F2tHeZ9DJ5aeZdLo8z3+lUYJ9Shd+8IBQUbg7Cobk=; b=KX4cOyAKv8ub/m2AFQzvHLlINvKo+9RhmpE2nQCZgZJhXGxPT58vNpdPxAWKX3qQDX pcmzoVPwkPDR9vYVPdfw7Bhkx6qqDliaXm/XvmDAnfdhpMrfD+dxezOmh/njml4JxAYj NoC3BuaLws9somYxSNU6y7wLPX4f62M3OaDX4VUXBGxqkaz6+mXv4bEqMwva+NsYReai sZJovE0QIOM8phIFu6ktdffcIk7CsxPx/uGFmaMBLBjIZqBsQJoHCckgBNuQ5VRS9Kfk uGV6kSG/M9B7Vwhwj0rwIHuiFctnUUzojgyMfgHZmxzoPtLp8iL3fMxNPcOtRaoZ+Ej4 4LLQ== MIME-Version: 1.0 Received: by 10.152.102.137 with SMTP id fo9mr8345011lab.35.1340536949488; Sun, 24 Jun 2012 04:22:29 -0700 (PDT) Received: by 10.112.26.163 with HTTP; Sun, 24 Jun 2012 04:22:29 -0700 (PDT) In-Reply-To: <201206241128.36540.hselasky@c2i.net> References: <201206231551.21894.hselasky@c2i.net> <201206241128.36540.hselasky@c2i.net> Date: Sun, 24 Jun 2012 12:22:29 +0100 Message-ID: From: maxim naumov To: Hans Petter Selasky Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-usb@freebsd.org Subject: Re: Seagate FreeAgent GoFlex 1.5TB external HDD problems X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 Jun 2012 11:22:31 -0000 On Sun, Jun 24, 2012 at 10:28 AM, Hans Petter Selasky wrote: > Here is a quick analysis: > ^^^^ LBA = 0x2FC2B95F00, COUNT=0x80 (64K) IIRC, LBA is a sector index. how can it be 0x2FC2B95F00 if the whole HDD has 0xAEA87B30 sectors? > dd if=/dev/daX of=/dev/null bs=512 iskip=205130391296 count=128 root@muxx:/home/muxx # dd if=/dev/da0 of=/dev/null bs=512 skip=205130391296 count=128 dd: /dev/da0: Input/output error 0+0 records in 0+0 records out 0 bytes transferred in 0.000318 secs (0 bytes/sec) (no errors in logs) if 0x2FC2B95F00 is a byte address, root@muxx:/home/muxx # dd if=/dev/da0 of=/dev/null bs=512 skip=400645295 count=128 128+0 records in 128+0 records out 65536 bytes transferred in 0.062703 secs (1045183 bytes/sec) (no errors in logs) however, I don't see 0x2FC2B95F00 anywhere while dumping with usbdump. I am quite puzzled. I will try and write the whole partition with zeroes and large block size in the meantime. /maxOn Sun, Jun 24, 2012 at 10:28 AM, Hans Petter Selasky wrote: > Here is a quick analysis: > ^^^^ LBA = 0x2FC2B95F00, COUNT=0x80 (64K) IIRC, LBA is a sector index. how can it be 0x2FC2B95F00 if the whole HDD has 0xAEA87B30 sectors? > dd if=/dev/daX of=/dev/null bs=512 iskip=205130391296 count=128 root@muxx:/home/muxx # dd if=/dev/da0 of=/dev/null bs=512 skip=205130391296 count=128 dd: /dev/da0: Input/output error 0+0 records in 0+0 records out 0 bytes transferred in 0.000318 secs (0 bytes/sec) (no errors in logs) if 0x2FC2B95F00 is a byte address, root@muxx:/home/muxx # dd if=/dev/da0 of=/dev/null bs=512 skip=400645295 count=128 128+0 records in 128+0 records out 65536 bytes transferred in 0.062703 secs (1045183 bytes/sec) (no errors in logs) however, I don't see 0x2FC2B95F00 anywhere while dumping with usbdump. I am quite puzzled. I will try and write the whole partition with zeroes and large block size in the meantime. /max