Monitoring AMC Receiver Tables

With transaction SMAMC you can monitor the AMC receiver table of an instance. Furthermore, you can also display the system-wide list using the System -Wide List icon.

The following columns are available in the process overview:

Column Overview of SMAMC
Column Meaning
Channel

Consumers can send data to registered receivers using the channel. In the ABAP environment, these channels are called ABAP Message Channels (AMC). Each channel has a unique name in the form of a URL.

Type of Receiver The following receiver types are possible:
  • ABAP Session: The receiver is an ABAP session
  • WebSocket: The receiver is connected using WebSocket
  • SAP GUI: The receiver is a SAP GUI
Reciver Identification Each receiver is addressed by a unique identifier. The following receiver identifiers are possible:
  • ABAP Session: Session identification
  • WebSocket: WebSocket Handle
  • SAP GUI: Session identification
Session Key

The internal key of a session consists of three parts:

  • Logon handle: Index in Logon Table
  • Logon ID: Unique ID of Logon
  • Session handle: Internal Number of Session

The session key is displayed in the format:

T<Logon Handle>_U<Logon ID>_M<Session Handle> 

It is also written to the developer trace in this format.

Client

Client in which the current action is executed.

User Name

Name of user or logon whose session was registered.

Receivers

Number of messages received using AMC (ABAP Message Channel).

Registration Time

Time when receiver was registered for receipt of messages.