Check that you have DMA switched on both drivers with hdparm .. otherwise this could take a long time :-)
Dave. On Mon, 15 Dec 2003, Simon Males wrote: > Im copying 40g drive onto a 120g drive. I am using a CD live type linux > distro. > > using the command > > # dd if=/dev/hda of=/dev/hdc bs=2048k > > The thing is I dont know if its working, dd gives no active feedback. I > dont think i could even ^C it. I left it running for some >12hrs, hard > reboot, jumped back to fdisk and a partition table was written of some > sort (well there was a hdc1 now, just like how there was only hda1). It > was fresh from the shop, so the disk was completely blank. > > First time i tried, while dd was running I did a `fdisk -l /dev/hdc` and > I was given constant hdc errors. So basically can I query the > destination the disk and see...something?! > > Further, is > > # cat /dev/hda > /dev/hdc > > slower than doing the above dd command? I've had cat running for around > 22hrs now. > > I have a little theory that running top may freeze the process, because > since running top once, the dd or cat process cpu time has not changed. > > -- David Airlie, Software Engineer http://www.skynet.ie/~airlied / airlied at skynet.ie pam_smb / Linux DECstation / Linux VAX / ILUG person -- SLUG - Sydney Linux User's Group - http://slug.org.au/ More Info: http://lists.slug.org.au/listinfo/slug
