In this short blog post, I will write about a new feature introduced with Oracle 19c. Starting with this release the plain-text listener log located in the diagnostic directory are rotated.
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Insufficient SRLs reported by DGMGRL
This is a short blog post about a small issue with the reporting of Standby Redo Logs in DGMGRL during the validation of a database.
Continue readingOPatch Apply fails if shrept.lst is missing
Every OPatch experience is different and from time to time applying a patch fails for varying reasons. Today I wanted to patch an Oracle Database 18c home. During the apply process, OPatch complained about a missing shrept.lst file.
Continue readingRunning SQL Developer on High DPI Screens
After five years, it was time for a new Laptop. My new Laptop has a high resolution screen with a resolution of 3840 x 2160. One of the first actions was to download SQL Developer 18.2. Then a surprise, the window and font size of SQL Developer was very low and hard to read and use. This short blog post will show you a way to get back the “old size” on Windows 10.
Continue readingORAchk execution on SLES 12 fails with RC-001
In this short blog post, I will demonstrate an issue with the current version 12.2.0.1.4 of the famous ORAchk tool running on SuSE Linux Enterprise Server 12.
Continue readingGenerate Healthcheck Reports in HTML with CVU 12.2
With the release of Oracle 12c Release 2, the Cluster Verification Utility (CVU) was included with an updated version. Beside new checks and enhanced functionality, the possibility of generating HTML reports was added. In this blog post I will show you how to generate such HTML reports.
Continue reading/etc/oratab entries are deleted after applying October 2017 Release Update
This short blog post will explain a change in the behaviour of how the /etc/oratab file is maintained by the oraagent.bin process in Oracle 12c Release 2 with an installed October 2017 Release Update.
Continue readingCreate Golden Image of your current Grid Infrastructure 12.2 installation
Starting with the release of Grid Infrastructure 12c Release 2, Oracle changed the installation process. Instead of unzipping the downloaded zip files to a staging area, you unzip them to your target Oracle Home location. Afterwards you run the configuration script gridSetup.sh. This new installer has a lot of improvements like patching the installer itself or installing patchset updates or bundle patches before the actual configuration of the Grid Infrastructure starts. I want to demonstrate one of these new features – the creation of a Gold Image of an existing Grid Infrastructure installation.
Continue readingtfactl fails on Solaris while using df
This is just a short blog post about a problem using Oracle Tracefile Analyzers commandline utility tfactl on Solaris.
Continue readingUseful vi commands
Vi is a my preferred tool for editing files on Linux/Unix with a huge amount of possibilities. This blog post is a container for useful vi commands. Over the time the content will be extended by additional commands.
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