The section contains requirements for the Bare Metal Orchestrator worker nodes in a Red Hat Enterprise Linux environment.
Ensure that worker node servers and virtual machines are accessible over the network using the root account.
To manage a server at the remote site, the network that the server is on must be routable to the primary network of the worker node or be routable to the primary network of the Global Controller site.
The following table lists the worker node requirements for Red Hat Enterprise Linux environments:
Software | Supported versions and requirements |
Linux systemd distribution | Red Hat Enterprise Linux 8.6 |
Enable Red Hat Enterprise Linux subscription | Run subscription-manager regsiter# enter your RHEL credentials as root user. |
Install packages | Run the following command as root user: |
Disable firewall | Run these commands as root user: |
Edit the kernel configuration | Set the default virtual memory limit of the servers hosting the Global Controller node to 262114 in the sysctl.conf file and make it persistent. Run the following to change the kernel configuration, and then save the sysctl.conf file: Run |