Installation Prerequisites

The following sections outline prerequisites that must be satisfied before installing Oracle Utilities Live Energy Connect (LEC) V8.0.0.2.2:

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Hardware Requirements

The following are the minimum recommended hardware requirements for each host machine to be used in the OCNE cluster:

CPU: 8 CPU
Memory: 16 GB RAM
Hard Disk Space:
- At least 40 GB available the /var directory.
- At least 256 GB available in the /opt directory.
Architecture: x86-64
Network Interface: 1 GB Ethernet NIC
File System: The root file system should be XFS, which is the default Oracle Linux file system.

Oracle Utilities Live Energy Connect v8.0.0.2.2 must be deployed to a cluster created using the Oracle Cloud Native Environment 2.x CLI.

Note: LEC v8.0.0.2.2 currently only supports deployment to a single-node cluster.

See the following link for details on installing and deploying OCNE 2.x:

The following software packages must be present on each cluster host machine prior to installing Oracle Utilities Live Energy Connect V8.0.0.2.0:

nginx: To install nginx, run the following shell command:
sudo dnf -y install nginx
sudo dnf -y install nginx-mod-stream
sudo setsebool -P httpd_read_user_content 1
sudo systemctl enable nginx
sudo systemctl start nginx

helm: To install helm, run the following shell commands:
sudo dnf config-manager --enable ol9_olcne19
sudo dnf -y install helm

yq: To install yq, run the following shell command (see https://github.com/mikefarah/yq):
sudo wget https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64 -O /usr/bin/yq && sudo chmod +x /usr/bin/yq
ocne and kubectl: These utilities should have been installed during the cluster install. For kubectl to run properly, add "export KUBECONFIG=$(once show)" to ~/.bashrc, and source that file.