On Mon, Nov 23, 2020 at 5:37 AM Samuel Sieb <sam...@sieb.net> wrote: > I don't know where you got that command from, but "noerror" would > generally be used if the source device is failing. And yes, in that > case, you might get a corrupted image. >
The command came from here: https://www.cyberciti.biz/faq/unix-linux-dd-create-make-disk-image-commands/ So it's better to use just "sync" and not "noerror" right ? > The block size won't change the resulting image. It's just that the > default block size of 512 bytes can be quite inefficient. Using a > larger block reduces the CPU time used in system calls. > > Ok so it makes no difference, and I will use whatever is most efficient on my hardware. > But as Jorge said, this is probably not the right tool for what you want > to do. > But again, I just want to copy the contents of the root logical volume, and not the partition itself. The reason I am doing this is because I want to move to the newer thin LVMs. The partition will remain just the root logical volume will be deleted and then recreated as a thin logical volume. Is partclone still the best option in the above scenario ? -- Regards, Sreyan Chakravarty
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