SAP AS ABAP Administration · System Monitoring & Troubleshooting

Before maintenance you must be sure a user has no active sessions anywhere in the system. Why is SM04 insufficient, and what do you use?

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More in System Monitoring & Troubleshooting

The SAP system is running but you can't log on to it at all, so every in-system transaction is off the table. Which OS-level tool do you use for the message server versus the gateway versus the work processes?

The database won't come up and neither will the SAP system, so no SM21 or ST22. Where do the developer traces live, and why are they the right thing to read in this exact situation?

You accidentally deleted a local system log file at the OS level. You recreate it or restart, but SM21 still misbehaves. What did deleting the file alone leave behind, and how do you fix it?

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A colleague opens SM13 to hunt for a user's failed update from last week, sees an empty list, and concludes there are no cancellations. What did the default selection do to them?

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