On Fri, Jun 30, 2017 at 03:41:39PM +0000, m...@netbsd.org wrote: > On Fri, Jun 30, 2017 at 09:25:19AM +0100, Patrick Welche wrote: > > I'm happily running -current on a Ryzen 7 1700 / Asus PRIME X370-PRO. > > I wonder about its i/o though: I remember dd'ing zeros over old disks, and > > thought "this is slow", so I dd'd over 3 disks at once, with no change > > in individual "progress" bit rate, i.e. 3 times the bandwidth... > > Are you specifying block size? dd is terribly slow without it.
I was using 64k - essentially the example in the "progress" man page. Cheers, Patrick