SAP S/4HANA Administration · Starting, Stopping & Diagnostics

A colleague says 'reset the dev trace, we can still read the old data afterward.' Why are they wrong?

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On a scale-out (distributed) HANA system you need to stop everything. Why is HDB stop the wrong tool, and what do you use instead?

An instance crashed twice; you go to read the dev traces from the first crash and they're gone. Why?

HANA trace files are filling the disk. What two parameters cap them, where do they live, and why is hand-deleting the files the wrong fix?

GetProcessList shows GREEN across the board, but users report the dialog instance is hung. What is the trap, and what does YELLOW actually warn you about?

An RFC/gateway problem is suspected. Among dev_disp, dev_w#, dev_rd, dev_icm, dev_ms, which file do you open, and which name is the easy mix-up?

An admin connects to a tenant database to start/stop the whole HANA system and the command fails. What is the contraindication?

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