[OpenIndiana-discuss] safely cleanup pkg cache?

[Andreas Wacknitz]

Am 21.02.21 um 22:42 schrieb Stephan Althaus:
> Hello!
>
> The "-s" option does the minimal obvious remove of the corresponding
> snapshot:
>
> $ beadm list
> BE                                Active Mountpoint Space   Policy
> Created
> openindiana-2020:11:03            -      - 42.08M  static 2020-11-03
> 09:30
> openindiana-2020:11:26            -      - 40.50M  static 2020-11-26
> 13:52
> openindiana-2020:11:26-backup-1   -      - 263K    static 2020-12-11
> 22:27
> openindiana-2020:12:29            -      - 34.60M  static 2020-12-29
> 22:07
> openindiana-2021:01:13            -      - 34.68M  static 2021-01-13
> 21:57
> openindiana-2021:02:18            -      - 409.54M static 2021-02-18
> 22:31
> openindiana-2021:02:18-backup-1   -      - 42.21M  static 2021-02-19
> 13:35
> openindiana-2021:02:20            -      - 42.67M  static 2021-02-20
> 20:52
> openindiana-2021:02:20-1          NR     / 166.94G static 2021-02-20
> 21:22
> openindiana-2021:02:20-1-backup-1 -      - 261K    static 2021-02-20
> 21:30
> $ zfs list -t all -r rpool|grep "2020:11:03"
> rpool/ROOT/openindiana-2020:11:03 42.1M  5.40G  36.4G  /
> $ sudo beadm destroy -s openindiana-2020:11:03
> Are you sure you want to destroy openindiana-2020:11:03?
> This action cannot be undone (y/[n]): y
> Destroyed successfully
> $ zfs list -t all -r rpool|grep "2020:11:03"
> $
>
> Which facts am i missing here ?
>
Sorry, I was afk when I wrote my answer. It was just from memory. I had
tested with the -s option before and IIRC had similar problems.
I will thorougly re-test when time permits.

Regards,
Andreas

> Greetings,
> Stephan
>
> On 02/21/21 10:03 PM, Andreas Wacknitz wrote:
>> That doesn‘t work correctly either.
>>
>> Von meinem iPhone gesendet
>>
>>> Am 21.02.2021 um 21:43 schrieb Stephan Althaus
>>> <Stephan.Althaus at duedinghausen.eu>:
>>>
>>> On 02/21/21 09:17 AM, Andreas Wacknitz wrote:
>>>>> Am 21.02.21 um 09:10 schrieb Toomas Soome via openindiana-discuss:
>>>>>
>>>>>> On 21. Feb 2021, at 08:45, Tim Mooney via openindiana-discuss
>>>>>> <openindiana-discuss at openindiana.org> wrote:
>>>>>>
>>>>>>
>>>>>> All-
>>>>>>
>>>>>> My space-constrained OI hipster build VM is running low on space.
>>>>>>
>>>>>> It looks like either pkg caching or pkg history is using quite a
>>>>>> lot of
>>>>>> space:
>>>>>>
>>>>>> $ pfexec du -ks /var/pkg/* | sort -n
>>>>>> 0       /var/pkg/gui_cache
>>>>>> 0       /var/pkg/lock
>>>>>> 0       /var/pkg/modified
>>>>>> 0       /var/pkg/ssl
>>>>>> 6       /var/pkg/pkg5.image
>>>>>> 955     /var/pkg/lost+found
>>>>>> 5557    /var/pkg/history
>>>>>> 23086   /var/pkg/license
>>>>>> 203166  /var/pkg/cache
>>>>>> 241106  /var/pkg/state
>>>>>> 9271692 /var/pkg/publisher
>>>>>>
>>>>>> What is the correct, safe way to clean up anything from pkg that
>>>>>> I don't
>>>>>> need?
>>>>>>
>>>>>> The closest information I've found is an article from Oracle on
>>>>>> "Minimize
>>>>>> Stored Image Metadata":
>>>>>>
>>>>>> https://docs.oracle.com/cd/E53394_01/html/E54739/minvarpkg.html
>>>>>>
>>>>>> This suggests changing the 'flush-content-cache-on-success' property
>>>>>> to true (OI defaults to False).
>>>>>>
>>>>>> Is that it, or are there other (generally safe) cleanup steps
>>>>>> that I could
>>>>>> take too?  Is 'pkg purge-history' a good idea?
>>>>>>
>>>>> do not forget to check beadm list -a / zfs list -t snapshot
>>>>>
>>>>> rgds,
>>>>> toomas
>>>>>
>>>> I have a question regarding beadm destroy here:
>>>> I do regularly destroy old BEs with "pfexec beadm destroy <BE name>"
>>>> keeping only a handful BEs.
>>>> Checking with "zfs list -t snapshot" shows that this won't destroy
>>>> most
>>>> (all?) related snapshots, eg. it typically frees only some mb.
>>>> Thus, my rpool is filling over the time and I have to manually destroy
>>>> zfs snapshots that belong to deleted BEs.
>>>> Is that an intentional behavior of beadm destroy and is there
>>>> something
>>>> how I can enhance on my procedure?
>>>>
>>>> Regards,
>>>> Andreas
>>>>
>>>> _______________________________________________
>>>> openindiana-discuss mailing list
>>>> openindiana-discuss at openindiana.org
>>>> https://openindiana.org/mailman/listinfo/openindiana-discuss
>>> Hello!
>>>
>>>
>>> I use
>>>
>>> beadm destroy -s <bename>
>>>
>>> to auto-destroy the corresponding snapshots. See "man beadm"
>>>
>>>
>>> Greetings,
>>>
>>> Stephan
>>>
>>>
>>>
>>> _______________________________________________
>>> openindiana-discuss mailing list
>>> openindiana-discuss at openindiana.org
>>> https://openindiana.org/mailman/listinfo/openindiana-discuss
>>
>> _______________________________________________
>> openindiana-discuss mailing list
>> openindiana-discuss at openindiana.org
>> https://openindiana.org/mailman/listinfo/openindiana-discuss
>
>
>
> _______________________________________________
> openindiana-discuss mailing list
> openindiana-discuss at openindiana.org
> https://openindiana.org/mailman/listinfo/openindiana-discuss