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Difference between SM50, SM51 and Sm66

Updated Jul 31, 2023

SM50 vs SM51 vs SM66

SM50 - Process Overview:

  • Transaction code SM50 provides an overview of the work processes running on a specific application server within the SAP system.
  • It displays the status of each work process, such as running, waiting, or terminated, along with detailed information about the programs it is executing, SQL statements, database activities, and memory usage.
  • T-code SM50 is useful for monitoring and analyzing the performance of individual application servers in real-time.

SM51 - List of SAP Servers:

  • Transaction code SM51 displays the list of all active application servers that have registered with the SAP message server.
  • It provides information about each registered application server, including the server name, host, instance number, and the status of the server (e.g., running, stopped).
  • T-code SM51 is used by system administrators to monitor the availability and health of all application servers in the SAP system.

SM66 - Global Work Process Overview:

  • Transaction code SM66 offers a global view of all application servers and their respective work processes within the SAP system landscape.
  • It displays an overview of work processes across multiple application servers, providing a holistic view of the system's performance and workload distribution.
  • T-code SM66 is useful for monitoring the overall system health, balancing workloads, and identifying potential performance issues.


  • T-code SM50 shows the work processes and details on a specific application server.
  • T-code SM51 displays a list of all active application servers registered with the SAP message server.
  • T-code SM66 provides a global view of work processes across all application servers in the SAP system landscape.

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  • 14 Mar 2008 2:04 am Shalesh Singh Visen Helpful Answer
    Hello I think u need this

    Default Users and their Password for SAP 4.7 IDES

    Shailesh Singh Visen
  • 14 Mar 2008 1:51 am Guest
    id for login in system SAP?
  • 16 May 2014 9:46 am Guest

    through client 000 = sap* pass