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OLVM: How to shrink "Actual size" based on disk usage for a Thin Provisioned virtual disk (Doc ID 2970035.1)

Last updated on AUGUST 28, 2023

Applies to:

Linux OS - Version Oracle Linux 8.5 with Unbreakable Enterprise Kernel [5.15.0] and later
Linux x86-64

Goal

How to use the ftrim utility to update the "Actual size" of a virtual disk created with Thin Provision allocation policy in OLVM

CAUTION:
Please be aware that the steps provided as a solution may result in data corruption or loss.
It is strongly recommended that you make a backup (Doc ID 2677830.1) before performing any significant operation or change to prevent unintentional data loss.

Please also look into OLVM: How to Convert Disk Image from Thin-provisioned to Preallocated? (Doc ID 2768028.1)

It's worth noting that we offer a procedure for expanding the storage domain size. This is highly recommended if there are any disk space limitations.
OLVM : Increase the size of the Storage Domain(FC/ISCSI) (Doc ID 2881013.1)

 

Solution

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In this Document
Goal
Solution
References

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