SAP S/4HANA Administration (retired v1) · 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 are the two steps to save profile changes in RZ10, and when do they take effect?

When switching operation modes, how does the dispatcher handle idle vs busy WPs?

When the same parameter appears in both the default and instance profiles, which wins, and which kind of parameter belongs only in the default?

Why should instance number 89 be avoided on Windows?

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

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