SAP AS Java Administration · Starting & Stopping the AS Java

Why does a running SAP system with a Java stack always have at least two instances, not one?

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More in Starting & Stopping the AS Java

On a Java-only AS (no ABAP stack), what drives the start and stop, and how is that different from a dual-stack AS ABAP+Java?

When starting an SAP system, which instance must come up first, and what property decides that ordering?

During a soft shutdown of an AS Java, what determines when each server process actually stops?

What is sapstartsrv, and how many of them are involved when you start a multi-instance SAP system?

A start command reaches only one instance's sapstartsrv. How does it end up starting every instance, in priority order?

With per-priority start timeouts, what has to happen before the next-highest priority tier of instances is started?

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