zfs configuration

[Shane Ambler]

On 22/01/2013 02:51, dweimer wrote:
> On 2013-01-21 09:50, Don Dugger wrote:
>> Hi All,
>>
>> So I use zfs for the root file system. Works well. However now I want to
>> move /tmp to ram-disk (memory disk or what ever). When I try to unmount
>> /tmp with the zfs command of course it won't because its busy. With ufs I
>> would just edit fstab and reboot what do I don with zfs??
>>
>
> Your best option is to reboot into single user mode, however if that's
> not possible, zfs umount -f will force it to unmount.
>

haven't tried it but
zfs set canmount=off zroot/tmp
should match editing the fstab