DOAG-Datenbank-Konferenz 2020: Hausputz für Einsteiger
Herzlichen Dank all denen, die meinen Vortrag „Hausputz für Einsteiger – Datenbank-Reorganisation und mehr“ im Einsteiger-Stream der virtuellen DOAG-Datenbank-Konferenz 2020 besucht haben. Download des Vortrages (Folien) Download des Vortrages (Folien inkl. Notizen) Skripte zum Vortrag
Oracle Cloud Infrastructure and SSH Keys – Jump!
Jump! In our Trivadis Oracle Cloud Infrastructure training environments, we never use direct access to an application or database server by a public IP address. For this case, we use an Oracle Linux based bastion host which acts as a jump host. For security reasons,…
Oracle Critical Patch Update April 2020 – Statistiken und Grafiken
Wie (fast) jedes Quartal, gibt es auch in diesem Quartal einige Statistiken und Grafiken zum aktuellen Oracle Critical Patch Update (CPU). Gesamtzahl der veröffentlichten Patches pro CPU (seit 2015) Anzahl Patches pro betroffenem Produkt (arithmetisches Mittel) Anzahl Datenbank-Patches pro CPU Maximum CVSS-Score der Datenbank-Patches CVSS-Score…
Downgrade einer RAC-Datenbank mittels garantiertem Restore-Punkt
Erfahrungsgemäß versucht man, nach einem Datenbank-Upgrade meistens, in jedem Fall auf der höheren Version zu bleiben und evtl. auftretende Anwendungsprobleme in der neuen Umgebung zu löschen. Aber wenn „alle Stricke reißen“ oder wenn unmittelbar während oder nach des Upgrades etwas … Weiterlesen →
Oracle Enterprise Manager 13c Release 4 – Time to Upgrade – First Experiences
The roll-out of the newest Oracle Enterprise Manager 13 Release 4 is a few days old, about time to try out the upgrade process in my ESXi lab environment. First: This blog post about the OEM upgrade process is based on my own experience. Software…
MV2ADB – One-Click Move of your Data into OCI Autonomous Databases – Auto Operation
In the previous blog post MV2ADB – One-Click Move of your Data into OCI Autonomous Databases – Step by Step I wrote about the new Oracle Cloud Infrastructure tool to transfer local data into Autonomous Databases step by step. There you see how to install…
OCI Database Backup Service Configuration – Avoid 401 Unauthorized Error
While I a preparing new exercises for an Oracle Cloud Infrastructure training, I ran into an issue while configuring the Oracle Database Backup Service for the Object Storage. The OCI backup module installer returns an error 401. My Environment Oracle Linux 7 Virtual Box Machine…
Monitor your Oracle Cloud Free Tier with Grafana on Oracle Linux 8
In a previous blog post I wrote about monitoring Oracle Cloud Infrastructure components by Grafana. In the meantime, we got the Oracle Cloud Free Tier. Here is an updated version. This blog post shows you how to install and configure the Grafana plugin based on…
Oracle Database Appliance X6-L Memory Expansion – Overwritten HugePage Settings after Reboot
A Customer has extended his Oracle Database Appliance X6-L with Oracle Database Appliance Memory Expansion Kit from 192GB to 384GB. After the first startup, the odacli tool has recognized the additional available memory and gave us the suggested value for the new HugePage settings. The…
How to build OCI Infrastructure Environments with Ansible
The Oracle provided Ansible module gives us the opportunity to provision and configure Oracle Cloud Infrastructure resources on an automated base. The Ansible basic setup is very easy and the Oracle provided example playbooks in Git are a good base to start with your infrastructure…
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