SCADA Server Monitor Tool

Introduction

The Fernhill SCADA Server Monitor Tool monitors the state of a Fernhill SCADA Server:

The information displayed by the tool includes:

The state of the Fernhill SCADA Server. This information is needed when setting up Redundant SCADA Servers.
The duration the Fernhill SCADA Server has been running.
The state of the OPC UA Server.
Statistics about the Fernhill SCADA Server.

Starting the Monitor Tool

The method you use to start the Fernhill SCADA Server Monitor Tool depends on the operating system you are using:

Operating System	Start Method
Windows	Right-click the Fernhill SCADA Notification Icon. Select Start Server Monitor.
Unix and macOS	Open a command terminal. Enter this command: FHMonitorServer

To stop the server monitor tool, press the 'Q' key.

Statistic Definitions

Use this table to understand the meaning of each statistic shown in the Server Monitor Tool:

Statistic	Description
Total Tags	The total number of tags configured. The count includes tags, folders and the tag database.
Alarm Tags	The total number of tags that can generate alarms.
Historic Event Records	The number of event records stored per minute.
Historic Logs	The number of Historic Logs in the database. One Historic Logs is created for: Each Data Point Tag with HistoricEnable set to True. Each Time Series Tag with HistoricEnable set to True. Note: If a tag is deleted, the Historic Log associated with the tag is retained. Similarly if HistoricEnable is set to False the Historic Log associated with the tag is retained. For this reason there may be more Historic Logs than tags with historic storage enabled.
Historic Data Records	The number of historical records stored per minute.
Client Active Links	The number of client applications connected to the Fernhill SCADA Server.
Client Bad Requests	The number of invalid requests rejected by the Fernhill SCADA Server. This statistic should be zero. A non-zero value may indicate attempts to hack the Fernhill SCADA Server.
OPC UA Server	The status of the OPC UA Server. In a new installation, the OPC UA Server is not enabled and will show Not running. To run the OPC UA Server, see Enable the OPC UA Server.
Login Fails	The number login attempts rejected by the Fernhill SCADA Server. This statistic should be zero. A non-zero value may indicate attempts by a user to get unauthorized access to the Fernhill SCADA Server.

Further Information

Fernhill SCADA Server

To learn more about the Fernhill SCADA Server.

Fernhill SCADA Redundant Servers

To learn how to add resilience with a redundant server configuration.

Fernhill SCADA

To learn about the tools in Fernhill SCADA.

Configuration Tool

To learn about configuring Fernhill SCADA.

Glossary

For the meaning of terms used in Fernhill SCADA.