SAP S/4HANA Administration · Instances: Setup, Parameters & Operations

What are developer trace levels 0–3, and why must you never set 0?

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More in Instances: Setup, Parameters & Operations

Why does a parameter changed online via RZ11 revert after a restart, and how do you make it permanent?

What is an operation mode, and what problem does it solve?

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GetProcessList does not show work processes — how do you see WPs at the OS level?

Why must a few SAP kernel files be owned by root? Give an example.

What is the difference between an SAP system's soft shutdown and hard shutdown?