Jeremy Chadwick wrote: > On Fri, Oct 31, 2008 at 09:48:16AM +0100, Christoph Kukulies wrote:
>> What would be the fastest way to do that sector by sector copy? I'm >> using dd right now, >> >> dd if=/dev/ad0 of=/dev/da0 bs=10000000 > On the flip side, your blocksize (bs) there is quite high for no good > reason. I'd pick something more like bs=64k or bs=128k. The default > (512) is too small for what you want, but 10MBytes is silly. Not only that, but "10000000" isn't even correct - it needs to be a multiple of sector size. Generally, using suffixes will do the right thing: dd if=/dev/ad0 of=/dev/da0 bs=1m
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