fbsd-sec: host
www-dev: jail

[shawn@fbsd-sec ~]$ zfs list
NAME                      USED  AVAIL  REFER  MOUNTPOINT
rpool                    41.6G  48.5G    24K  /rpool
rpool/ROOT               36.6G  48.5G    36K  /rpool/ROOT
rpool/ROOT/9-dev_x11     36.5G  48.5G  11.7G  /rpool/ROOT/9-dev_x11
rpool/ROOT/nmapui        65.7M  48.5G  9.38G  /rpool/ROOT/nmapui
rpool/ROOT/stable_9-dev  64.8M  48.5G  9.01G  /rpool/ROOT/stable_9-dev
rpool/db                 7.66M  48.5G  7.66M  /db
rpool/home                338M  48.5G    24K  /usr/home
rpool/home/shawn          338M  48.5G   338M  /usr/home/shawn
rpool/jails              4.49G  48.5G    27K  /jails
rpool/jails/honeypot     1.58G  48.5G  2.08G  /jails/honeypot
rpool/jails/template      807M  48.5G   774M  /jails/template
rpool/jails/vulndev      1.22G  48.5G  1.71G  /jails/vulndev
rpool/jails/www-dev       922M  48.5G  1.57G  /jails/www-dev
rpool/scans               545K  48.5G   545K  /scans
rpool/scripts            9.81M  48.5G  9.81M  /scripts
rpool/www                15.4M  48.5G    25K  /www
rpool/www/nmapui         4.79M  48.5G  4.79M  /www/nmapui
rpool/www/pentest        10.6M  48.5G  10.6M  /www/pentest
[shawn@fbsd-sec ~]$ ssh www-dev
Password:
Last login: Tue Dec  6 19:42:07 2011 from 192.168.21.1
...snip...
[shawn@www-dev ~]$ zfs list
no datasets available
[shawn@www-dev ~]$ zpool list
no pools available