Editing FreeBSD Reference (section)

== md tests ==

Performed on jail 8.2

<pre>

data2 formatted ufs1:

dd to ufs2 jail

jail9 /usr/home/user# dd if=/dev/zero of=/mnt/data2/test/100m bs=1024k
count=100
100+0 records in
100+0 records out
104857600 bytes transferred in 43.591018 secs (2405486 bytes/sec)


dd to ufs1 jail

jail9 /usr/home/user# dd if=/dev/zero of=/mnt/data2/test/100m bs=1024k
count=100
100+0 records in
100+0 records out
104857600 bytes transferred in 58.430508 secs (1794569 bytes/sec)


data2 formatted ufs2:

dd to ufs1 jail

jail9 /usr/home/user# dd if=/dev/zero of=/mnt/data2/test/100m bs=1024k
count=100
100+0 records in
100+0 records out
104857600 bytes transferred in 49.643367 secs (2112218 bytes/sec)


dd to ufs2 jail

jail9 /usr/home/user# dd if=/dev/zero of=/mnt/data2/test/100m bs=1024k
count=100
100+0 records in
100+0 records out
104857600 bytes transferred in 43.622791 secs (2403734 bytes/sec)
</pre>