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In addition to the standard direct (tcp TCP based) monitoring capabilities, a Talon XVM can be configured to allow administrative applications to monitor and manage of it over messaging. |
When Admin over SMA is enabled, XVMs emit heartbeat, trace and lifecycle events over defined messaging channels for consumption by listening clients. Tools such as Robin and Lumino user discovery to listen for available XVMs. Once an Admin Client discovers an XVM it connects to the configured message bus and subscribes to its monitoring channels. At a high level, all that is required to enable Admin over SMA is to set the following properties
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Admin clients should not attempt to issue commands until an XVM has been discovered via the discovery provider (see Understanding Discovery). When an admin client detects that a an XVM is no longer discoverable it should stop issuing commands over SMA.
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The following bus definition can than then be configured for use by the XVM.
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