[mdlug] Flakey hard drive

[R. Kannan]

I realized 'cp' in step #4 is a bad idea as it normally follows links. Can I tar up all the files to the new partition and untar instead?

Thanks

-----Original Message-----
>From: "R. Kannan" <rkannan at peoplepc.com>
>Sent: Aug 18, 2007 4:49 PM
>To: MDLUG's Main discussion list <mdlug at mdlug.org>
>Subject: Re: [mdlug] Flakey hard drive
>
>All,
>
>The drive was readable and so I decided to copy the contents to a new drive (of larger capacity) and start booting from the new drive. This is what I did so far (after booting up in knoppix)
>
>1) Install hardware making the new hard drive master (hda) and the old drive slave (hdb)
>2) Create Windows and Linux partitions on the new drive (hda) similar to those on old (hdb)
>3) Make 'Windows-C' and /boot partitions bootable
>
>This is what I plan to do (after booting up in knoppix)
>
>4) Copy contents from the partitions in hdb to those in hda. Can I just use a 'cp' command to do this or is it faster with 'dd'? Should I do fsck on the old partitions before I mount/copy?
>5) Edit the /etc/fstab file in hda '/' partition to reflect the new partition locations
>6) Edit '/boot/grub/menu.lst' in hda '/boot' partition to reflect new locations of bootable partitions
>7) Install grub on MBR of hda and reboot (See Carl T Miller's note earlier this month to the list).
>
>Is there anything else I need to be doing or be careful about?
>
>Thanks in advance for your help.
>
>
>-----Original Message-----
>>From: "R. Kannan" <rkannan at peoplepc.com>
>>Sent: Aug 7, 2007 9:38 AM
>>To: MDLUG's Main discussion list <mdlug at mdlug.org>
>>Subject: Re: [mdlug] Flakey had drive
>>
>>Thanks for all those who replied (and thanks Rich for fixing the mail server and open up the floodgates). I will try some of the suggestions this week and report back.
>>
>>-----Original Message-----
>>>From: "Carl T. Miller" <millerc at cantonpl.org>
>>>Sent: Aug 7, 2007 9:02 AM
>>>To: MDLUG's Main discussion list <mdlug at mdlug.org>
>>>Subject: Re: [mdlug] Flakey had drive
>>>
>>>R. Kannan wrote:
>>>> The hard drive on my desktop has become flakey. Sometimes, it boots fine
>>>> but fails to access data. When I booted on knoppix CD, noppix recognized
>>>> the partitions and set up the fstab file correctly but I could not mount
>>>> the partitions.the 'mount' command just hung in there. I tried 'cfdisk'
>>>> but it couldnot find the hard disk.
>>>>
>>>> Is there a way to try and do a fail-safe access just to get at the data
>>>> (disable dma etc.)? Any advice is appreciated.
>>>
>>>I'm not sure what I would do in this situation.  Normally if
>>>a hard drive is getting flakey, I'll boot from a Knoppix CD
>>>and use dd to make a copy of each partition of the drive.
>>>You can then safely experiment with the copies.
>>>
>>>You may want to run gpart (it's on the Knoppix cd) to see
>>>if the guessed partition table matches the partitions found
>>>at boot time.  If they don't match, I'd back up the current
>>>MBR (not to the same hard drive!), write the new values with
>>>gpart and reboot.  It's possible that will fix everything.
>>>If not, you can write the old MBR back and it will be just
>>>like you found it.
>>>
>>>c
>>>
>>>
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>>>mdlug at mdlug.org
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>>
>>
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>
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