System Monitoring & Troubleshooting

What does transaction SM21 read, and why does it matter?

What are the main table-maintenance tools in SAP?

How are local and global system log sizes configured?

In OS process lists, what do dw, ms, gwrd, and co/se stand for?

What two conditions must both be met to log changes to a table's contents?

Which processes are NOT shown in the SM50 process overview, and what OS tool shows them?

Which table holds the list of all clients, and how do you add a client to it?

Where is the SAP system log written per server, and what happens when it is full?

Where are short dumps stored, and how do you keep that table from growing unbounded?

What key information does System > Status show on any screen?

What does transaction SM51 show, and where can you branch from it?

What details does each work process line in SM50 show?

What does the global process overview (SM66) show?

What does transaction SM02 do, and when is it useful?

Which work processes should never be cancelled manually from SM50, and why?

What is a short dump, and how should the administrator handle them?

What do the SM50 work process statuses Active, Waiting, Stops, and Finished mean?

What instance statuses can SM51 show?

What does the message server overview (SMMS) show and let you do?

What is the difference between the local user overview (SM04) and the global one (AL08)?

What does the process overview (SM50) let you do to a work process, and what happens after?

What are common 'stops' reasons in SM50 (PRIV, CPIC, DEBUG, SLEEP)?

Why should lock entries be checked daily in SM12, and when might manual deletion be needed?