nixos/doc: bs=1000000 for dd args (#54280)

Not all dd implementations take ‘bs=1m’. Better to just list it out
fully to reduce potential for problems.

Fixes #54181.
This commit is contained in:
Matthew Bauer 2019-01-18 12:19:00 -05:00 committed by Danylo Hlynskyi
parent d85bb370db
commit 1ff9a93e1c

View File

@ -23,7 +23,7 @@ $ diskutil list
[..]
$ diskutil unmountDisk diskN
Unmount of all volumes on diskN was successful
$ sudo dd bs=1m if=nix.iso of=/dev/rdiskN
$ sudo dd bs=1000000 if=nix.iso of=/dev/rdiskN
</programlisting>
Using the 'raw' <command>rdiskN</command> device instead of
<command>diskN</command> completes in minutes instead of hours. After