dump and restore

Wojciech Puchar wojtek at wojtek.tensor.gdynia.pl
Fri Jul 18 22:04:27 UTC 2008


> since my original wouldn't boot, I installed a minimal FreeBSD on the new 
> disk, mounted the old partitions under /mnt and copied from the original to 
> the new partitions by using:
>
> dump 0af - /dev/ad2s1[adef] | restore xf -
>
> (the partitions adef where done one by one)
>
> The /usr/ partition was 74Gb, and it took (according to dump 52631 seconds (~ 
> 14.5 hours) to copy. Both disks are IDE, in the same machine on different IDE 
> controllers.
>
> Is it normal for a backup/restore to take this long? Or could this be due to 
> my failing disk?

if you don't use softdeps on destination disk - it will.

or if it had so slow reads because of hardware problem.

rather be happy it succeeded :) if your disk is failing


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