Re: [BackupPC-users] Move BackupPC "TopDir" To New Larger Hard Drive
2013-07-23 12:22:13
Am 2013-07-23 11:02, schrieb Tyler J. Wagner:
> On 2013-07-23 00:54, rblake3 wrote:
>> What am I missing? What can I do to efficiently get the data copied
>> from
>> olddrive to newdrive without this problem?
> The fastest way to do this is to do a blockwise copy of the old
> drive/partition to the new, then expand the filesystem with resize2fs
> or
> parted.
>
> Unmount both drives, then:
>
> dd if=/dev/sdb1 of=/dev/sdc1 bs=1M
> resize2fs /dev/sdc1
Spending nights and weekends copying disks with dd, I find bs-sizes of
4M to 16M to work much better then 1M.
And a second console with "watch -i 10 killall -USR1 dd" gives you
regular status.
Have fun,
Arnold
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