• EM12c Performance - Oracle

    Distributed Transactions and EM12c Page Performance

    While presenting at HotSos in Dallas, Tx, an attendee, (thank you Wenju! :)) asked how page performance issues could be identified when the call was being made remotely and not from the Oracle Management  Repository, (OMR) using the Page Performance console within Cloud Control. This is a very good question and although not straight forward, I would like to demonstrate what is available to assist in answering the challenge. First, I have to add that the answer is provided using release 12.1.0.4 of the Enterprise Manager 12c, so if you are still running an earlier version, your results may not…

  • EM12c Performance - Oracle

    OMS and OMR Performance- Part III, Metrics Page

    Before heading off to UKOUG’s Tech 14 conference, thought I would jump back from the Agents performance page and look into the very important page in the Oracle Management Service, (OMS) and Oracle Management Repository, (OMR) regarding metrics.  Standard metrics collection is demanding in itself, so when we add plugins, metric extensions and manual metric collection changes, it’s important to know how these changes can impact the performance of the Enterprise Manager 12c, (EM12c) Cloud Control environment. We have returned to the same location in the EM12c console page: Setup–>Manage Cloud Control –> Repository.  The Repository Page through three tabs,…