Do Oracle Database LGWRs (10g, 11g, 12c) Always Sleep For The Full Three Seconds?

(Craig Shallahamer) Back in June I wrote (included a video) about the Oracle Database log writer(s) “3 second sleep rule.” That’s the rule we were all taught by our instructors when we started learning about Oracle yet never really knew if it was true. In that post, I demonstrated Oracle Database lo

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