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Oracle VM 3.x: How to dynamically resize a physical device (LUN) provisioned to an Oracle Linux guest VM (Doc ID 1501938.1)

Last updated on MARCH 20, 2024

Applies to:

Oracle Cloud Infrastructure - Version N/A and later
Oracle VM - Version 3.1.1 to 3.4.4 [Release OVM31 to OVM34]
Linux x86-64

Goal

This article describes how to dynamically resize a physical device (LUN) provisioned to an Oracle VM 3.x Oracle Linux 5 PVM guest.
Throughout the resize operation the guest continues to utilize the device.

Solution

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In this Document
Goal
Solution
 1. Scenario
 2. Restrictions
 3. Versions Used
 4. Caution
 5. Before Device Resize
 6. Backup all data on the device/filesystem
 7. Resize Underlying Device/Partition from Storage Array
 8. Refresh Physical Storage/Disk from Oracle VM Manager
 9. Inform guest VM kernel and xend of new device size
 10. Perform Online Filesystem Resize within Guest
 11. Restrictions when resized physical devices contain partitions
References

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