/srv/irclogs.ubuntu.com/2012/08/16/#ubuntu-us-oh.txt

Cheri703how long should it take to dd like 30gb?00:12
canthus13Cheri703: depends on the drives and the interface you're using. dd'ing to a SATA drive via USB 2.0, it took me about 3 hours to get 40GB.00:23
Cheri703o.O I'm going from internal SATA via usb to ide hdd00:24
Cheri703this is going to take FOREVER00:24
canthus13I usually just throw stuff like that on when I go to bed.00:25
Cheri703well, I wasn't thinking it'd take that long :( my desktop has been having weird issues lately, so I want to reinstall completely, but I want it backed up just in case I miss anything.00:31
Cheri703yay it just finished!!00:38
canthus13Wow. quick.00:43
canthus13to be fair, the drive I was talking about was connected to a machine that I suspected of having SATA controller overheating issues.00:44
Cheri703and mine started LONG before I asked00:50
* canthus13 nods.00:51
Cheri703alright, off to reinstall, back later00:54
canthus13have fun.00:55
Cheri703back up and running :)02:38
paultagmorning y'all13:30
thafreakCheri703: fyi, check out fsarchiver (i think that's what it's called) instead of dd next time you're doing a backup15:21
thafreakdumps a filesystem to a tar like archive15:21
thafreaklets you restore to a different filesystem too if you want...15:21
thafreakdd copies even unused blocks...15:22
thafreakhttp://www.fsarchiver.org/Main_Page16:11
canthus13thafreak: dd has options to not copy unused blocks, though, doesn't it?16:29
canthus13Oh weird... dd supports EBCDIC.16:30
canthus13hmm.. maybe it doesn't have the ability to skip unused blocks. coulda sworn I'd seen that option.16:32
canthus13Oh. it's ddrescue that will do sparse writes.16:34
Unit193dd gets the bootable flag and all, and if you work around with it a little, you can get it smaller.17:44
thafreaki know ddrescue has a sparse option...but I think that's only for making img files18:17
thafreaknot sure what it would do disk 2 disk18:18
* canthus13 nods.18:19

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