Documentation forServer & Application Monitor
Monitoring your applications and environment is a key capability of Hybrid Cloud Observability and is also available in a standalone module, Server & Application Monitor (SAM). Hybrid Cloud Observability and SAM are built on the self-hosted SolarWinds Platform.

Download Speed Monitor

This SAM application monitor template tests the available bandwidth between the SolarWinds Platform server and a target node.


A character generator service running on target server.



Install the Microsoft Windows Character Generator Service

The Character Generator service is part of the Microsoft Windows Simple TCP/IP Services component.

To install the Simple TCP/IP Services component on Windows 2008 (including R2) computers:

  1. Log in to target server with an administrator-level account.
  2. To open Server Manager, click Start > Server Manager.
  3. Click Features > Add Features.
  4. In the Add Features Wizard, select the Simple TCP/IP Services check box.
  5. Click Next, and then click Install.
  6. When installation is finished, click Close.

The Simple TCP/IP Services starts the next time you reboot the system.

To start Simple TCP/IP Services immediately:

  1. Click Start > Administrative Tools > Services.
  2. Right-click Simple TCP/IP Services, and then select Start from the context menu.

Enable the Unix/Linux Character Generator Service

The character generator service chargen is built into the standard Unix/Linux inetd daemon. If the service is not enabled, add the following lines to the /etc/inetd.conf configuration file, and then restart inetd.

chargen stream tcp nowait root internal chargen dgram udp wait root internal

Component monitors

Download Speed Monitor

This component monitor measures the time it takes to download data from the target node, and reports the speed in KB/s (1024 bytes per second). The target node must be running a Character Generator service. For details, see Download Speed Monitor.