How to Increase RAM Size of the container in OpenVZ

Date: 21-01-2021

Step 1: Check the list of all running containers by using the below command.
#vzlist

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Step 2: You need stop VPS to which VPS server want to increase the RAM.
#vzctl stop <CT_ID>

Step 3: Increase the VPS RAM by using below command.
#vzctl set <CT_ID> --ram <Size> --swap <Size> --save
Ex: #vzctl set 104 –ram 4096M –swap 1G –save

Step 4: You can start and check the status of the VPS.
#vzctl start <CT_ID>
#vzctl status <CT_ID>

Step 5: Finally, Login to VPS server via SSH and to verify the RAM size.
#free -h

Thank you!

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