[FreeBSD] 挂載多路徑存儲

總結：

1	gmultipath status          # 檢視多路徑
2	camcontrol devlist         #檢視lun
3	camcontrol inquiry da0 -S      # 檢視是否同一裝置
4	camcontrol inquiry da20 -S
5	camcontrol inquiry da40 -S
6	gmultipath label -v hp1 /dev/da0 /dev/da20 /dev/da40     # 建立hp1
7	gmultipath label -v hp20 /dev/da19 /dev/da39 /dev/da59 /dev/da79
8	zpool create newstorage /dev/multipath/hp1 … hp20   # 建立zpool  newstorage

zfs create newstorage/newstorage

zfs list