10.0-BETA1 ZFS install -- /var/empty read-only

[Eric van Gyzen]

On 10/23/2013 08:30, Kimmo Paasiala wrote:
> On Wed, Oct 23, 2013 at 4:29 PM, Kimmo Paasiala <kpaasial at gmail.com> wrote:
>> On Wed, Oct 23, 2013 at 4:25 PM, Eric van Gyzen <eric at vangyzen.net> wrote:
>>> I just installed 10.0-BETA1 using the [very cool] new automatic ZFS
>>> option.  I noticed that /var/empty is not mounted read-only.  I suspect
>>> it could be.  I made it so, and sshd still seemed to work.
>>>
>>> Eric
>> I don't think there's a standard for how to break down the ZFS pool to
>> individual datasets. If the install made only a single dataset for
>> /var you would then effectively get a read-write /var/empty. The
> *The same applies*
>
>> applies if you install on UFS and don't assign a separate filesystem
>> for /var/empty like the default install does in fact.

There might not be a standard, but the installer does have a default
set, which includes a separate filesystem for /var/empty.  I imagine
this was done specifically to make it read-only.  Since that was not
done, it seems like an oversight.

Eric