Re: change HDD without Re-installing Fedora 12 ..!!!!

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gary artim wrote:
> Just uses create a mirror of a system I'm running. May help?! -- gary
> 
This certainly works, but what I was mentioning to the O.P. was that at the mkfs 
step, there are options which can improve performance, particularly with ext4 
and TB+ filesystems. But this is perfectly functional, and will allow for the 
resize.

> ## Add the new disk to the system
> this example assumes a /dev/sda and (new) /dev/sdb
> sda has 3 partitions, 1 swap, /boot, /. / and /boot are ext3 fstype.
> 
> ## create new partition on new disk
> 
> parted (you need to set the partition type as gpt)
> mkpart
> ## (model after target disk only larger, note: change the names (labels)
> ##  create 3 partition /, /boot, swap)
> 
> ## make filesystem and copy
> 
> mkfs.ext3 /dev/sdb3
> mount /dev/sdb3 /mnt
> cd /
> find . -xdev | cpio -pdumv /mnt
> umount /mnt
> 
> mkfs.ext3 /dev/sdb1
> mount /dev/sdb1 /mnt
> cd /boot
> find . -xdev | cpio -pdumv /mnt
> umount /mnt
> 
> ## mbr copy
> 
> dd if=/dev/sda of=/dev/sdb bs=446 count=1
> 
> ## fix grub
> ## boot fc11 recovery dvd
> ## (need newer grub for gpt partition tables)
> ## assumes your first partition has grub installed on it
> grub
> root (hd0,0)
> setup (hd0)
> exit
> 
> 
> On Tue, Feb 23, 2010 at 9:05 AM, Bill Davidsen <davidsen@xxxxxxx> wrote:
>> stefan riemens wrote:
>>> I use plain and simple dd from a livecd for this purpose.. Make sure
>>> you get the devices correct though! After dd has finished, you can use
>>> gparted to grow you partitions (or system-config-lvm in case of lvm).
>>> Alternatively, if you want to rearrange your partitions, you could
>>> create a partition table seperately, and then copy individual
>>> partiations over using dd. For that to work however, I suspect you
>>> need to make sure you only have a partition table, rather then
>>> complete filesystems.
>>>
>> You have missed the point of the more complex process I described, a dd copy
>> gets you no better than you had (slowly). By tuning the filesystem options to
>> the intended use a significant improvement in performance can be obtained.
>>
>>> Good luck!
>>> Stefan
>>>
>>> 2010/2/20, Bill Davidsen <davidsen@xxxxxxx>:
>>>> Jatin K wrote:
>>>>> Dear list
>>>>>
>>>>> I'm using FC 12 x86_64 on my dell vostro 1520 notebook  with 160GB hdd
>>>>> installed in it , now I want to upgrade the hdd from 160GB  to 320GB
>>>>> 7200 RPM
>>>>>
>>>>> is it possible to transfer fedora 12 from one hdd to another ?? I dont
>>>>> want to re-install it as lots of software and configurations are there
>>>>> in old one
>>>>>
>>>>> is there any  way like ghost ( like in M$ environment ) for Linux or may
>>>>> be something like that
>>>>>
>>>> If you just want more space, there are several things already mentioned
>>>> which
>>>> will work. If you want to get best performance you will have to manually
>>>> build
>>>> the new layout. If you have some application or data which is taking most of
>>>> the
>>>> space, like MP3, flash clips, pictures or movies, you will get better
>>>> performance putting them in a filesystem tuned to the file size involved,
>>>> and if
>>>> you have a huge number of small files you might consider a filesystem other
>>>> than
>>>> ext4 default, either something else or some of the neat extended options
>>>> which
>>>> can make things faster.
>>>>
>>>> For "more of the same" there are a number of solutions, read the suggestions
>>>> you
>>>> have and choose.
>>>>

-- 
Bill Davidsen <davidsen@xxxxxxx>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot

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