AutoUpgrade is used to patch and upgrade Oracle database instances and today the “state-of-the-art” tool to bring Oracle database to a newer version. In a release from the this year 2025, a feature was introduced to automatically set a blackout in Oracle Enterprise Manager 13.5 onwards during the patching process. This removes the need for manual OEM blackout management steps to prevent downtime alerts during patching. Technically it’s done by a local setup and usage of the Enterprise Manager CLI tool called emcli running on the database server. In the first AutoUpgrade release where this feature was announced, there were bugs in the tool as the blackout was set too late in OEM (which produced downtime alerts) and the emcli…
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24ai Enterprise Manager Cloud Control Base Platform Periodic Release Update (RU) 01 – On the Way to Zero Downtime Patching (ZDT)
Since April 19th the first release update (RU) for Oracle Enterprise Manager 24ai is ready to apply. This release update contains several bug fixes and prepares the environment for later Zero Downtime Patching (ZDT). The new architecture with additional WebLogic servers is already here and installed. In this blog post I show you how to apply the first release update. My Setup is a Single-OMS with a 19.24 repository running on Oracle Linux 9. The Oracle Enterprise Manager 24ai repository is configured traditional by SYS permissions (non-SYS is possible now) and the schema name is SYSMAN. Steps followed the README from the patch and the Administrator Guide in Section Zero Downtime Patching (Online patching) . A note about Zero Downtime…
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