How to change control domain memory using XenCenter in XenServer 7.1 and higher?
Article ID: CTX220763
Updated On:
Description
This article describes the method to change the amount of memory allocated to the Control Domain using XenCenter.
Instructions
The amount of memory allocated to the Control Domain is set automatically during XenServer installation and is based on the amount of physical memory on the server.
You can now update the Dom0 memory from XenCenter or command line interface (CLI).
The following section provides instructions to configure dom0 memory from XenCenter. For CLI instructions, please refer to CTX134951.
Notes:
- Increasing the amount of dom0 memory will result in less memory being available to VMs.
- Customers cannot use XenCenter to reduce dom0 memory below the value that was initially set during XenServer installation.
- Put XenServer host into Maintenance mode
- Select the server in the Resources pane and click Memory.
- Click the hyperlink displayed next to Control domain memory.
- Update the memory allocated to dom0 on the Control Domain Memory Settings dialog.
Note: Customers cannot use XenCenter to reduce dom0 memory below the value that was initially set during XenServer installation.
- Click OK to confirm the changes and the server will be rebooted automatically.
Issue/Introduction
This article describes the method to change the amount of memory allocated to the Control Domain using XenCenter.
Additional Information
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