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

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?

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More in Starting, Stopping & Diagnostics

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?

You must triage a noisy HANA trace fast. Among the severity letters d/i/w/e, which do you grep for first, and once you find it how do you tie it back to the offending session?

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