If the disk is thin allocated you will need to run fstrim 
<https://man7.org/linux/man-pages/man8/fstrim.8.html> to discard unused blocks.

Met vriendelijke groet / Kind regards,

Ruben Bosch
CLDIN

> On 22 Dec 2022, at 22:40, Granwille Strauss <[email protected]> 
> wrote:
> 
> Hi
> 
> Just a follow up question on this. If you have a 60 GB VM, for example and 
> after a month or year said VM has reached its quota limit. And you proceed to 
> delete files and so lowering the usage to 20 GB out of 60GB within VM, why is 
> that the VM physical disk size does not decrease?  What's the best method via 
> CM to clean up physical disk usage to match data within VM?
> 
> On 12/22/22 14:54, [email protected] <mailto:[email protected]> wrote:
>> Ah just wait - i misread your 'df -h' output.
>> You can ignore my link regarding this issue.
>> 
>> Sorry for that.
>> 
>> Am Do., 22. Dez. 2022 um 13:13 Uhr schrieb Granwille Strauss <
>> [email protected] <mailto:[email protected]>>:
>> 
>>> Hi
>>> 
>>> Thanks I will check this out. However, I think I messed up too. From the
>>> 160 GB allocated via CM it seems I partitioned my VM wrong. I end
>>> partitioning was too much.  I set / partition too high now its causing the
>>> 165 GB. Will check again and provide update.
>>> On 12/22/22 13:57, [email protected] <mailto:[email protected]> wrote:
>>> 
>>> Hi,
>>> you've been using 'vm snapshots'?
>>> Sounds similar to my experience, you can find it and explanation in the
>>> mailing 
>>> list:https://lists.apache.org/thread/fg7147so1wmdhvh5xcoh4ddbdv6r4l5w 
>>> <https://lists.apache.org/thread/fg7147so1wmdhvh5xcoh4ddbdv6r4l5w>
>>> 
>>> Regards,
>>> 
>>> Am Do., 22. Dez. 2022 um 11:58 Uhr schrieb Granwille 
>>> Strauss<[email protected]> 
>>> <mailto:[email protected]> <[email protected]> 
>>> <mailto:[email protected]>:
>>> 
>>> 
>>> Hi Guys
>>> 
>>> I have a VM with assigned 160 GB disk space. However, CM says the disk
>>> space is 165 GB and its utilisation is 97% and physical size is 160GB on
>>> the primary storage. See attached screenshots. However, when I access
>>> console or ssh for said VM the stats differ completely as shown via df -h
>>> command in screenshot.
>>> 
>>> I forced reboot the VM, which typically fixes stats on CM but nothing.
>>> What happens if CM sees it utilisation at 100% but then I have many space
>>> left still on the VM itself...?
>>> --
>>> Regards / Groete
>>> <https://www.namhost.com> <https://www.namhost.com/> 
>>> <https://www.namhost.com> <https://www.namhost.com/> Granwille Strauss  //  
>>> Senior Systems Admin
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>>> 
>>> <https://www.namhost.com> <https://www.namhost.com/> Granwille Strauss  //  
>>> Senior Systems Admin
>>> 
>>> *e:* [email protected] <mailto:[email protected]>
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> -- 
> Regards / Groete
> 
>  <https://www.namhost.com/>   Granwille Strauss  //  Senior Systems Admin
> 
> e: [email protected] <mailto:[email protected]>
> m: +264 81 323 1260 <tel:+264813231260>
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