tmpfs(5) (was: ZFS Root size keeps going down after upgrade to 13.2-release)

From: Graham Perrin <grahamperrin_at_gmail.com>
Date: Mon, 21 Aug 2023 12:58:30 UTC 
On 21/08/2023 13:45, Kaya Saman wrote:
> …
>
> df -h
> Filesystem                              Size    Used   Avail Capacity  
> Mounted on
> zroot/ROOT/default                       37G     36G    720M 98%    /
> devfs                                   1.0K    1.0K      0B 100%    /dev
> tmpfs                                    26G    4.0K     26G 0% /tmp
>
>
> 26GB for /tmp ? 


Available, not used.

 From the (very) little that I know about tmpfs(5), I don't imagine this 
solving your puzzle about sizes in relation to boot environments.

<https://man.freebsd.org/cgi/man.cgi?query=tmpfs&sektion=5&manpath=freebsd-release>