On 12 August 2013 17:52, Paul Eggert <[email protected]> wrote: > David Balažic wrote: >> Was this ever considered? > > Not for cmp, no. I'm surprised it's CPU-bound for you. > What options were you using? None. I ran "cmp /dev/sda /dev/sdb" after mirroring the disk.
On weaker CPUs like Atom (ARM?) this can be an issue, I guess? More details: top reported 99% CPU usage of the cmp process. iostat reported about 88 MB/s throughput, when simple reading would give 130 MB/s. I'll try the 64 bit version to see if it behaves differently. Regards, David
