I was recently involved in a discussion around why would a regular Oracle foreground session wait for the log file sequential read wait event. I then realized that I had never published my Hotsos Symposium 2014 talk about a relatively complex (treacherous?) Oracle performance issue involving multiple problems that “collide”. So I decided to run this presentation as a webinar next week + will demo some of my newer related scripts too! - Linux, Oracle, SQL performance tuning and troubleshoo...