Performing memory management tasks

Ubuntu 22.04 LTS LPAR mode z/VM guest

Typical memory management tasks include finding out the memory block size, adding memory, and removing memory.

Finding out the memory block size
On an IBM Z® mainframe, memory is provided to Linux as memory blocks of equal size.
Listing the available memory blocks
List the available memory to find out how much memory is available and which memory blocks are online.
Adding memory
You can add memory to your Linux instance by setting unused memory blocks online.
Removing memory
You can remove memory from your Linux instance by setting memory blocks offline.

Parent topic: Memory hotplug