Mythbusters: Db2 latches vs. page latches vs. IRLM locks.
| There is a lot of confusion and misconception about the different serialization mechanisms used by Db2 for z/OS (locks and latches ; claims and drains) ; what they mean ; how and when they are used ; and what impact they have on applications.In this session we will set the record straight. We will explore the different serialization mechanisms used by Db2 for z/OS ; what they are used for ; how you can determine that they are impacting your performance and how to address those performance issues in case they arise. |