Article View: alt.os.linux.slackware
Article #32Re: Clean Up lost+found
From: Jayasuthan
Date: Wed, 17 Feb 1999 00:00
Date: Wed, 17 Feb 1999 00:00
67 lines
3588 bytes
3588 bytes
Thank You very much.... I think I have try this but let me try it again.
The part which I don't understand is " clri ". Is this a program or
something in debugfs ?
I will try it again and post on the result.
Thank You,
Clifford Kite wrote:
>
> Jayasuthan (suthan@netscape.net) wrote:
> : Hi,
>
> : Lately I had a consider massive file corruption .. lucky that none
> : critical file corrupted. I could restore from backup but before that I
> : need some help. How can I clean up lost+found files.. < I don't want it
> : >. Two thos corrupted files ... how can I remove went "rm" doesn't works. The corrupted file is in device format linux file under /dev/.
>
> Here is an old post on this subject. I haven't had an occasion to use
> the technique described and disclaim any responsibility for whatever
> happens when you use it.
>
> ---
> Subject: Re: Removing files from /lost+found
>
> >
> >These will be corrupt, immuable, device inodes. You can only get rid
> >of them with a low-level filesystem editor (see previous posts on the
> >topic) as chattr does not work on device inodes for non-existant
> >devices.
>
> The only way to really clear these is to boot up single user
> mode with the disk unmounted (or mounted read-only if it's the
> root filesystem). Make a list of the file (The #nnnn number is
> the inode number, you can confirm this by doing ls -i) inodes
> into a file. Edit the file so that it's a list of commands like
>
> clri <inode-number>
>
> With with <inode-number> replaced by the inode number of
> the file, of course. You can do this by...
>
> cd /lost+found ; ls -i | awk '{print $1}' | sed -e '1,$ s/^/clri /'
> >script_file
>
> Then run debugfs with the -w and -f option to clear the inodes.
> When debugfs exits, run a full e2fsck. This should detect the now
> unreferenced files from lost+found and remove them.
>
> debugfs -w -f script_file
> e2fsck -fvy /dev/...
>
> I had a machine once that use to mangle the news spool once a
> week (turned out to be memory problems). Anyway this proceedure
> became second nature.
>
> Oh yeah, almost forgot the disclaimer. What you are about to do
> is serious black magic so anything you trash is your own
> responsibly. :) Make sure to read up the man pages first.
>
> : This problem cause under Kernel 2.2.0 ... hdparm -m8 is consider a
> : dangerous option. Please watchout !
>
> --
> Clifford Kite <kite@inetport.com> Not a guru. (tm)
> /* Microsoft is a great marketing organization.
> * It _has_ to be */
Technical Details
Message-ID:
<36CAF300.EDD4663@netscape.net>Path:
arc1-ca.pugleaf.net!unknown!not-for-mailReferences:
<36CA009D.C7085FD@netscape.net> <7abvkd$ntu@inetport.com>Show Full Headers
Complete Article Headers
X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f906c,73af548683d0b2e6 X-Google-Attributes: gidf906c,public X-Google-Thread: 102b32,73af548683d0b2e6 X-Google-Attributes: gid102b32,public X-Google-Thread: 11033e,73af548683d0b2e6 X-Google-Attributes: gid11033e,public X-Google-Thread: 10669a,73af548683d0b2e6 X-Google-Attributes: gid10669a,public From: Jayasuthan <suthan@netscape.net> Subject: Re: Clean Up lost+found Date: 1999/02/17 Message-ID: <36CAF300.EDD4663@netscape.net> X-Deja-AN: 445141584 X-NNTP-Posting-Host: kmr-185-223.tm.net.my Content-Transfer-Encoding: 7bit References: <36CA009D.C7085FD@netscape.net> <7abvkd$ntu@inetport.com> Content-Type: text/plain; charset=us-ascii X-Trace: 17 Feb 1999 08:40:47 +0800, kmr-185-223.tm.net.my Organization: VorDOM Linux Demons.............. MIME-Version: 1.0 Reply-To: suthan@netscape.net Newsgroups: alt.os.linux.slackware,comp.os.linux.networking,comp.os.linux.hardware,ahn.tech.linux