Please make sure to properly configure memory allowance of Unimus Core:
Configuring memory usage
RAM requirement is for the Unimus Core service only.
You have to have the required amount of RAM for the OS and other services on the system.
512 MB RAM
2-core CPU
1 GB RAM
2-core CPU
We recommend using 'haveged' or a hardware entropy generator for deploys of this size.
2 GB RAM
4-core CPU
We highly recommend using 'haveged' or a hardware entropy generator for deploys of this size.
4 GB RAM
8-core CPU
We highly recommend using a hardware entropy generator for deploys of this size.
('haveged' can also be used as a substitute)
Please contact us to properly specify the environment needs for your deployment.