Re: ZFS Root size keeps going down after upgrade to 13.2-release

From: <freebsd_at_vanderzwan.org>
Date: Mon, 21 Aug 2023 13:23:44 UTC

> On 21 Aug 2023, at 15:14, Kaya Saman <kayasaman@optiplex-networks.com> wrote:
> 
> 
> On 8/21/23 14:07, freebsd@vanderzwan.org wrote:
>> 
>>> On 21 Aug 2023, at 14:21, Kaya Saman <kayasaman@optiplex-networks.com> wrote:
>>> # zfs list -ro space zroot/ROOT
>>> NAME                                          AVAIL   USED USEDSNAP  USEDDS  USEDREFRESERV  USEDCHILD
>>> zroot/ROOT                                     720M  88.5G 0B     88K             0B      88.5G
>>> zroot/ROOT/13.1-RELEASE-p5_2023-08-20_220010   720M     8K 0B      8K             0B         0B
>>> zroot/ROOT/13.2-RELEASE-p2_2023-08-20_224534   720M     8K 0B      8K             0B         0B
>>> zroot/ROOT/default                             720M  88.5G 52.0G   36.5G             0B         0B
>>> 
>> That last line seems to indicate there is 52.0 G used in snapshots of zroot/ROOT/default and 36.5G in the dataset itself.
>> Output of zfs list -o  space -t snapshot |grep zroot/ROOT/default should give a list of the snapshots and the sizes.
>> 
>> 	Paul
>> 
>> 
> 
> Thanks so much Paul.... I feel like I'm spinning around in circles currently...
> 
> 
> There doesn't seem to be anything indicative of that space being used up?
> 
> 
>  zfs list -o  space -t snapshot |grep zroot/ROOT/defaul
> zroot/ROOT/default@2022-11-28-06:08:26-0      -   583M -       -              -          -
> zroot/ROOT/default@2022-11-28-06:38:48-0      -  11.4M -       -              -          -
> zroot/ROOT/default@2022-11-28-07:26:20-0      -  9.41M -       -              -          -
> zroot/ROOT/default@2023-08-20-22:00:10-0      -  34.5M -       -              -          -
> zroot/ROOT/default@2023-08-20-22:45:34-0      -  9.56M -       -              -          -
> 
> 
> certainly not 52GB?
> 
> 

That’s definitely confusing.
What’s the full output of 'zfs list -o space -r zroot’  and of 'zpool list  -v zroot’ 

	Paul