AFAIK defragmentation tools do not discard unused blocks: it merely rearranges 
blocks.

Met vriendelijke groet / Kind regards,

Ruben Bosch
CLDIN

> On 22 Dec 2022, at 22:57, Granwille Strauss <[email protected]> 
> wrote:
> 
> Hi Ruben
> 
> Thanks, I use standard throughout. But will investigate fstrim. However, what 
> of using e4defrag would this make a difference?
> 
> On 12/22/22 23:53, Ruben Bosch wrote:
>> If the disk is thin allocated you will need to run fstrim 
>> <https://man7.org/linux/man-pages/man8/fstrim.8.html> 
>> <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]> 
>>> <mailto:[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]> 
>>> <mailto:[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]> 
>>>> <mailto:[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]> 
>>>>> <mailto:[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> 
>>>>> <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]> 
>>>>> <mailto:[email protected]> 
>>>>> <mailto:[email protected]> <[email protected]> 
>>>>> <mailto:[email protected]> 
>>>>> <mailto:[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/> 
>>>>> <https://www.namhost.com> <https://www.namhost.com/> 
>>>>> <https://www.namhost.com/> <https://www.namhost.com/> Granwille Strauss  
>>>>> //  Senior Systems Admin
>>>>> 
>>>>> *e:* [email protected] <mailto:[email protected]> 
>>>>> <mailto:[email protected]> <mailto:[email protected]>
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>>>>> Namhost Internet Services (Pty) Ltd,
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>>>>> 24 Black Eagle Rd, Hermanus, 7210, RSA
>>>>> 
>>>>> 
>>>>> 
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>>>>> --
>>>>> Regards / Groete
>>>>> 
>>>>> <https://www.namhost.com> <https://www.namhost.com/> 
>>>>> <https://www.namhost.com/> <https://www.namhost.com/> Granwille Strauss  
>>>>> //  Senior Systems Admin
>>>>> 
>>>>> *e:* [email protected] <mailto:[email protected]> 
>>>>> <mailto:[email protected]> <mailto:[email protected]>
>>>>> *m:* +264 81 323 1260 <+264813231260>
>>>>> *w:* www.namhost.com <http://www.namhost.com/> <http://www.namhost.com/> 
>>>>> <http://www.namhost.com/>
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>>>>> Namhost Internet Services (Pty) Ltd,
>>>>> 
>>>>> 24 Black Eagle Rd, Hermanus, 7210, RSA
>>>>> 
>>>>> 
>>>>> 
>>>>> The content of this message is confidential. If you have received it by
>>>>> mistake, please inform us by email reply and then delete the message. It 
>>>>> is
>>>>> forbidden to copy, forward, or in any way reveal the contents of this
>>>>> message to anyone without our explicit consent. The integrity and security
>>>>> of this email cannot be guaranteed over the Internet. Therefore, the 
>>>>> sender
>>>>> will not be held liable for any damage caused by the message. For our full
>>>>> privacy policy and disclaimers, please go to
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>>> -- 
>>> Regards / Groete
>>> 
>>>  <https://www.namhost.com/> <https://www.namhost.com/>      Granwille 
>>> Strauss  //  Senior Systems Admin
>>> 
>>> e: [email protected] <mailto:[email protected]> 
>>> <mailto:[email protected]> <mailto:[email protected]>
>>> m: +264 81 323 1260 <tel:+264813231260> <tel:+264813231260>
>>> w: www.namhost.com <http://www.namhost.com/> <https://www.namhost.com/> 
>>> <https://www.namhost.com/>
>>> 
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>>> Namhost Internet Services (Pty) Ltd, 24 Black Eagle Rd, Hermanus, 7210, RSA 
>>> 
>>> The content of this message is confidential. If you have received it by 
>>> mistake, please inform us by email reply and then delete the message. It is 
>>> forbidden to copy, forward, or in any way reveal the contents of this 
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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>
> w: www.namhost.com <https://www.namhost.com/>
> 
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> 
> Namhost Internet Services (Pty) Ltd, 24 Black Eagle Rd, Hermanus, 7210, RSA 
> 
> The content of this message is confidential. If you have received it by 
> mistake, please inform us by email reply and then delete the message. It is 
> forbidden to copy, forward, or in any way reveal the contents of this message 
> to anyone without our explicit consent. The integrity and security of this 
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