11.2.0.3 Strange statistic, large transactions, dirty buffers and "direct path read"

Summary I recently investigated an IO performance “spike” on a large 11.2.0.3 transactional system and I thought I would cover some interesting issues found. I am going to take the appr…

Source: 11.2.0.3 Strange statistic, large transactions, dirty buffers and “direct path read” | Nigel Noble’s Oracle Blog