How to increase memory using dlpar in aix?
1. Ground work:
uname -L --> To find the Lpar name and Lpar id.
lparstat -i --> To check current assigned memory (Desired memory)
prtconf -m --> To check the size of the memory
lsrsrc ibm.managementserver --> To find the hmc details where the lpar belongs to.
Get the hscroot password to access the HMC for the DLPAR operation.
2. Implementation steps
Login to the HMC using hscroot access
system management
servers
select the frame
Select the lpar
Dynamic Logical Partitioning
Processor
Add or remove
change the assigned memory
(change the size of the memory - increase upto Maximum memory limits or decrease upto Minimum memory level)
Click OK
We need to change the same in the partition profile so that when the LPAR is reactivated, it should start with the new value.
Select the Lpar
Configuration
Manage profile
Select the default profile last activated
Action
Edit
Now change the desired memory value
Click OK
4. Validation
lparstat -i --> To check the output of the memory. (Check online memory)
prtconf -m --> To check the size of the memory.
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