[mythtv-users] new drive

James jam at tigger.ws
Wed Nov 23 05:27:09 UTC 2022

> On 23 Nov 2022, at 11:55 am, Ram Ramesh <rramesh2400 at gmail.com> wrote:
> As long as the new drive is as big as the old drive, you can create (empty) partitions of the same (or bigger) size on the new disk and "dd" each partition from old drive to new drive. This will keep everything intact including UUID. I have copied UEFI boot disk this way and the copy works exactly as the original. The only caution is that you cannot put both drives in the same machine as there will be duplication of all sorts of data/meta-data between the two disks.
> This worked even for windows C drive. However, you sometimes have to reactivate depending up on what other hardware you changed.
> If you are moving from smaller to larger disk, you can create larger partitions on the new disk, dd the smaller to larger partitions, boot up the new system and grow each filesystem as needed.
> I find this method to be the easiest. However, one needs to be careful and not make mistakes.

Clonezilla will look after all the gritty stuff, including different size disks, and although dd is an essential part of my tool kit I suggest it is not the correct tool here.

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