[Date Prev][Date Next]   [Thread Prev][Thread Next]   [Thread Index] [Date Index] [Author Index]

Re: recover data from failed hard drives on Fedora Core 1



I have seen the same error before adn it run out that the
drives overheat. Check the temperature of your drives.

--- jludwig <wralphie comcast net> からのメッセージ:
> On Wed, 2004-05-05 at 18:29, Guolin Cheng wrote:
> > Hi,
> > 
> >  
> > 
> >  I got a problem to recover data from Fedora core
> 1 hosts when hard
> > drives fail. I know that the disks fail because
> there are error
> > messages like the following logged in
> /var/log/messages.
> > 
> >  
> > 
> > 皃..
> > 
> > arc144: Apr 24 12:52:53 arc144 kernel: hda:
> dma_intr: status=0x51 {
> > DriveReady SeekComplete Error }
> > 
> > arc144: Apr 24 12:52:53 arc144 kernel: hda:
> dma_intr: error=0x40 {
> > UncorrectableError }, LBAsect=90186647,
> sector=52432952
> > 
> > arc144: Apr 24 12:52:53 arc144 kernel:
> end_request: I/O error, dev
> > 03:0b (hda), sector 52432952
> > 
> > 皃..
> > 
> >  
> > 
> > My question is: How to figure out the
> file|directory occupying the
> > failed sector|LBAsect?  If I can figure it out
> then I can skipped the
> > files|directories since the failed files will
> sometimes bring the
> > failed drive to completely inaccessible status on
> Fedora Core 1 hosts,
> > which is quite different from my former Redhat
> 8.0. 
> > 
> >  
> > 
> >  Another questions is, what is the exact
> difference between LABsect
> > and sector in the above message? Can I find any
> helpful&complete info
> > on ext2|ext3 internals? At least related to disk
> space allocation.
> > To unsubscribe:
> http://www.redhat.com/mailman/listinfo/fedora-list
> 
> 
> 1) LBAsect would be more properly rendered LBA 
> sect. 
> 
> 2) It is actually the drive that freezes the machine
> not the file.
> 
> 3) The drive may be experiencing a head/electronics
> failure which may be
> totally random in nature.
> 
> 4) I have found that failing drives usually 'do
> better' when cold (just
> turned on).
> 
> 5) If it is damaged media usually the hard drive DSP
> and firmware will
> isolate the bad areas and move the data to "spare
> sectors".
> 
> 6) With all this in mind, I suggest you remove data
> starting with the
> most important/critical. Ignore replaceable stuff
> Gnome, Xfree, other
> such software. Remember special configuration files.
> 
> The way I have usually done this is to remove the
> drive and install a
> new drive. Reload all available software and make
> directories for the
> old drive to mount on (S.A. /boot1, /home1, /usr1,
> etc.) and offload
> everything I can (This may take several reboots with
> cool down time).
> 
> 
> -- 
> jludwig <wralphie comcast net>
> 
> 
> 
> -- 
> fedora-list mailing list
> fedora-list redhat com
> To unsubscribe:
http://www.redhat.com/mailman/listinfo/fedora-list


__________________________________________________
Do You Yahoo!?
http://bb.yahoo.co.jp/



[Date Prev][Date Next]   [Thread Prev][Thread Next]   [Thread Index] [Date Index] [Author Index]