• Database

    Restarting a Duplicate Process From a VERY Failed State

    As part of an 11g Upgrade, it was found that a database environment could be built from one of the upgraded databases through a duplicate.  As this process had never been performed before in this fashion, a test was in order.  The test was an excellent chance to discover that the OSUser that performs the duplicate process was the proud owner of a .kshrc file with hard coded Oracle variables set which was an excellent choice if you want to really screw up a new duplicate database… 🙂 Scenario: 1. Duplicate has started with correct variables set. 2.  Subsequent shell…

  • Enterprise Manager

    How to Break and EM12c and Other Hobbies

    As many know I’ve been busy trying to bring our many-times patched 10g Enterprise Manager migrated to a new server with EM12c.  I thought it would be interesting to see how fast I could break it, considering my skills, I knew it might not be a challenge. Scenario 1.  Bug with listener refusing to connect dynamically to EM12c repository database. 2.  After releasing code to the database for advanced notification,  the SYSMAN.MGMT_ADMIN_DATA package has gone invalid, which is used to manage much of the repository at the command line. 3.  The repository owner password has become corrupted. These were my…