Software requirements

Overview Copied

This page outlines the software requirements of a Gateway Hub node.

Operating Systems Copied

The following Linux operating systems are supported with Gateway Hub:

Operating System Versions Supported
Red Hat (64-bit) 7.6, 7.7, 7.8, 7.9, 8.0, 8.1, 8.2, 8.3, 8.4, 8.5, 8.6
CentOS (64-bit) 7.6, 7.7, 7.8, 7.9

Software requirements Copied

Each node must have the following software and utilities installed prior to installing Gateway Hub:

Requirement Version Notes
Java Runtime Environment 8 (java-1.8.0-openjdk, java-1.8.0-openjdk-headless)    
Network Time Protocol (ntp) or equivalent time synchronisation    
Python (libselinux-python) 3.6 or newer On RHEL 8.x systems use python3-libselinux instead.
PyYAML 5.3.1 or newer.  
compat-openssl10   Required on RHEL 8.x systems only.
libnsl   Required on RHEL 8.x systems only.

How to install the prerequisite software for Gateway Hub installation Copied

If your server has internet access, you can use the following command to install the prerequisite software for Gateway Hub:

sudo yum install libselinux-python3 java-1.8.0-openjdk java-1.8.0-openjdk-headless rpcbind redhat-lsb-core syslinux nc openssl PyYAML ntp

System configuration Copied

sysctl settings Copied

You must add the following to the /etc/sysctl.conf file on each node:

vm.swappiness = 1
net.ipv4.tcp_retries2 = 5
vm.overcommit_memory = 0

Operating system settings Copied

The following settings must be applied:

Users Copied

Typically a Gateway Hub installation is performed as the Gateway Hub runtime user, which must exist on all nodes.

You can alternatively use separate installation user by specifying installation > connection > user in your configuration file. If you are using a separate installation user, this must be on the sudoers list.

["Geneos"] ["Geneos > Gateway Hub"] ["Technical Reference"]

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