Comment 141 for bug 235200

(In reply to comment #106)
> For reference, to make large files:
> Linux:
> dd if=/dev/zero of=4gbfile bs=1024 count=4194304

You really want to use:
dd if=/dev/zero of=/tmp/4gbfile bs=1024 seek=4194304 count=1
faster, and doesn't actually require 4 GB of disk space :)