The easiest way to migrate to another (bigger) hard drive?

[jludwig]

On Thu, 2004-04-29 at 16:11, Dhananjay Makwana wrote:
> Have a look at frisbee
> http://www.cs.utah.edu/flux/papers/frisbee-usenix03-base.html
> 
> They have as part of it imagezip, imageunzip programs that you can use
> to zip, unzip the whole hard disks. 
> We have successfully used it to prepare clone machines with larger
> disks.
> 
> All the best,
> -Jay
> 
> On Thu, 2004-04-29 at 16:00, WipeOut wrote:
> > Hi,
> > 
> > Been trying to work out the easiest way to move from one hard drive to 
> > another and be able to change the size of the partitions..
> > 
> > I looked at dd but the disk geometry has to be the same so thats a problem..
> > 
> > I tried ghost but it had issues..
> > 
> > Basically I have two 40GB drives with two RAID 1 partitions (md0 and md1)..
> > 
> > md0 is / and md1 is an LVM PV with a number of LV's (/home /var /data 
> > and SWAP) on it..
> > 
> > The only way I can think of to do it is to boot from one of the live CD 
> > type distros and have one of the old drives and one of the new drives 
> > connected and then partition the new drive, mount it and then copy the 
> > data from one to the other.. Then change over to the other old drive 
> > (the mirror) and the second new drive and do the same again..
> > 
> > This seems very time consuming, laborious and prone to error..
> > 
> > Is there any other way to clone Linux drives that will also allow me to 
> > use drives with different geometry and hopfully be able to resize the 
> > LVM partition to make use of the space??
> > 
> > Later..
> > 
If I understand what you want to do, then you could tar the files and
directories from root up and move them over as one big file. 
Remember there are directories that could be reloaded S.A. /bin, /sbin
and then upgraded.
In any case I have found moving to 'new media' is always time intensive.
-- 
jludwig <wralphie at comcast.net>