Introduction
Further HA servers – with UMS Server, UMS Load Balancer, or both – both – can be installed in the same way as the first one. However, you do not need to create a new IGEL network token. Instead, you must select the network token created previously during the installation of the first server in an HA network.
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A High Availability (HA) installation with a configured database, see Installing the First Server in an HA Network.
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The database connection should be defined during the installation of the first UMS Server in an HA network. In this case, all relevant configuration information is automatically copied to the additional UMS Servers. |
The IGEL network token created during the installation of the first server in the HA network, see Installing the First Server in an HA Network.
A server with the operating system supported by the UMS; see the "Supported Environment" section of the release notes.
All installation requirements described under HA: Installation Requirements are fulfilled.
The same version of the UMS as for the first HA server is downloaded from the IGEL Download Server.
Instructions
To add a new server to the UMS HA installation, follow the instructions in the order given:
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Verify that the server can "see" the other servers via the network.
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Verify that the time on all servers is synchronized.
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To avoid problems with your HA installation, make sure that the time on the servers of the HA network does not differ by more than one minute. After each manual time reset, the HA services on the relevant server must be restarted. |
For Linux systems, make the directory
/rootwritable for the userroot.
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Include Page
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If the path has not been changed, the file |
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If you have a fully functional UMS HA network already in use and simply want to enlarge it with one more HA server, make sure you use for the additional HA server installation the current IGEL network token. |
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→ Restart the |
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Launch the UMS installer.
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You need administration rights to install the IGEL UMS HA. |
Read and confirm the License Agreement.
Read the Information regarding the installation process.
Select a path for the installation.
Select the components to be installed depending on your desired HA network configuration. See also IGEL UMS HA Configuration Options.
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Confirm the system requirements dialog if your system fulfills them.
Select the UMS data directory, in which Universal Firmware Updates and files are to be saved.
Disable the option for creating an IGEL network token.
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Select the IGEL network token to be used.
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If the internal Windows firewall is active on your host: Review the settings under Windows firewall settings and change them where necessary. Each port that is activated here will be set as rule in the Windows firewall.
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For more information on UMS ports, see IGEL UMS Communication Ports.
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Under Select Start Menu Folder,
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specify a folder name for the shortcut.
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Under Select Additional Tasks, specify whether you would like to create shortcuts for the UMS Console
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and UMS Administrator
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on the desktop.
Read the summary and start the installation process.
Close the UMS installer once the installation is complete.
If you have included a UMS Server in the installation, the UMS installer creates entries in the Windows software directory and the start menu. The UMS Console and UMS Administrator applications are installed, and, if this was selected, their shortcuts are placed on the desktop.
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Check if all processes are running. For the list of UMS HA processes, see IGEL UMS HA Services and Processes.
If you have included a UMS Server in the installation, open UMS Administrator > Datasource and verify that the database connection has been successfully transferred from the already running UMS Server.
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Default path to the UMS Administrator |
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: Linux: The IGEL UMS Administrator application can only be started on the UMS Server. |
If the database connection has not been defined automatically, enter under UMS Administrator > Datasource > Add exactly the same database parameters you used during the installation of the first HA server and click Activate.
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In the UMS Console, go to UMS Administration > UMS Network and check the items Server and/or Load Balancer.
Additionally, you can use the feature for checking the HA installation, see UMS HA Health Check - Analyse Your IGEL UMS High Availability and Distributed UMS Systems.
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For the future, you may also find it useful to read: Creating a Backup of the IGEL UMS and Which Files Are Automatically Synchronized between the IGEL UMS Servers?.