From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id B61E21381F3 for ; Mon, 2 Sep 2013 22:46:49 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 05A0FE0D92; Mon, 2 Sep 2013 22:46:44 +0000 (UTC) Received: from mail-ob0-f171.google.com (mail-ob0-f171.google.com [209.85.214.171]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 04150E0D8C for ; Mon, 2 Sep 2013 22:46:42 +0000 (UTC) Received: by mail-ob0-f171.google.com with SMTP id tb18so4994505obb.2 for ; Mon, 02 Sep 2013 15:46:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type; bh=RdJYqcd1kKs6PgCvmVvLfitsx3GIHdYr3UGkLUYXS14=; b=W/nXEEnvjNl98Zdzs5ModccSQVxDbTbHzqqmUg7nRq8/nQ9qsdgU90KC3qbWYsYVIP JvbPlmk880wLbVRzvZQqulnWPWlg9oetYJIsb/rrpebSUcHur2yad/69/zOJwS+PRUQI wfmrgOzhDYQuHpBjOjBIWOoXXQaz08Gj74jJB3+7BzsrTtrgiyCtTl43ASYmBm4JRKRC STwlvMhStN63KE9O05ZkblcXVG2dRD3qR54xl8BeL5tHP0JMRKtFGQF+G/knx1Le2o5P g+3GnbiBQFhRegmCIRqE8ZEnvPM6V4S9KzKyusv6hMZzKrIMBb95M2uxT1G+IYGEMR25 L66g== X-Received: by 10.182.233.198 with SMTP id ty6mr18677044obc.31.1378162002159; Mon, 02 Sep 2013 15:46:42 -0700 (PDT) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Received: by 10.60.52.79 with HTTP; Mon, 2 Sep 2013 15:46:02 -0700 (PDT) In-Reply-To: <52250FF3.6050305@gmail.com> References: <20130902161515.GA3446@solfire> <52250FF3.6050305@gmail.com> From: Francisco Ares Date: Mon, 2 Sep 2013 19:46:02 -0300 Message-ID: Subject: Re: [gentoo-user] Re: Need help: Filesystem (ext4) corrupted! To: gentoo-user Content-Type: multipart/alternative; boundary=001a11c2e81c94f42204e56e588a X-Archives-Salt: 51be1647-8e19-4641-b64a-5467ae6836e1 X-Archives-Hash: 441a104525e9ff37fd7a7fabdd100d37 --001a11c2e81c94f42204e56e588a Content-Type: text/plain; charset=UTF-8 2013/9/2 walt > On 09/02/2013 09:15 AM, meino.cramer@gmx.de wrote: > > The rootfs and $HOME of my embedded system is stored > > on a 16GB SD-card (about 5GB used, rest free). The FS > > is ext4. > > > > Since the system hangs for unknown reasons several times > > Does it hang at a predictable point, like during boot, or poweroff? > > I know almost nothing about SD cards (yet). Do they develop bad > blocks like other storage media? I notice fsck.ext4 has a -c flag > to check for bad blocks. > > Sorry if this is obvious, but did you try to boot using, for example, a live CD? Gentoo's live CD comes with a handful set of tools for quite a good range of file systems, including ext4 Good luck Francisco --001a11c2e81c94f42204e56e588a Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

= 2013/9/2 walt <w41ter@gmail.com>
On 09/02/2013 09:15 AM, meino.cramer= @gmx.de wrote:
> The rootfs and $HOME of my embedded system is stored
> on a 16GB SD-card (about 5GB used, rest free). The FS
> is ext4.
>
> Since the system hangs for unknown reasons several times

Does it hang at a predictable point, like during boot, or poweroff?

I know almost nothing about SD cards (yet). =C2=A0Do they develop bad
blocks like other storage media? =C2=A0I notice fsck.ext4 has a -c flag
to check for bad blocks.


Sorry if this is ob= vious, but did you try to boot using, for example, a live CD?=C2=A0 Gentoo&= #39;s live CD comes with a handful set of tools for quite a good range of f= ile systems, including ext4

Good luck
Francisco
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