Cloud, Database Administration & Monitoring, MariaDB, MySQL, Oracle What I really like about Percona PMM 14.01.2022 by Elisa Usai Percona Monitoring and Management tool (PMM) is an Open Source product which was developed to help DBAs and developers to monitor and manage MySQL, PostgreSQL and MongoDB performances. In this blog post, we will see that we(…)
Database Administration & Monitoring, Database management, Oracle Oracle 21C Security : diagnostics_control and enable diagnostics 12.01.2022 by Oracle Team By Mouhamadou Diaw Some debug-events and debug-actions are not safe and should be exposed to users with caution. In previous releases, privilege control for the usage of these diagnostics was not sufficient. With Oracle 21c, regular users can be blocked(…)
Oracle opatch hangs while patching OEM 13.4. concerning the log4j-vulnerability 29.12.2021 by Clemens Bleile By Clemens Bleile To address the log4j-vulnerability I recently had to fix the Oracle Enterprise Manager 13.4.-installation for a customer. REMARK: Please check the following link for details concerning the log4j-vulnerability and how Oracle is affected: alert-cve-2021-44228 and(…)
Oracle Script to calculate the network latency between the application and the Oracle DB-server 29.12.2021 by Clemens Bleile By Clemens Bleile Network latency is crucial for applications, especially if lots of “row by row”-processing (some call it “slow by slow”-processing) is used by the application or if lots of data is transported between the database and the application.
Oracle Exadata Cloud at Customer: Considerations for Backup & Recovery 28.12.2021 by Clemens Bleile Working in a project where the customer migrates from an on-premises environment to Exadata Cloud at Customer provides insights about the decisions to take and what to consider when using the Exadata Cloud at Customer environment. In a series of(…)
Oracle Upgrade AHF and TFA on an ODA 22.12.2021 by Marc Wagner TFA (Trace File Analyzer) is part of AHF (Autonomous Health Framework). Those tools are preinstalled and part of ODA (Oracle Database Appliance). As you might know patching and upgrading are normally always going through ODA global Bundle patches. AHF can,(…)
Database Administration & Monitoring, Database management, Operating systems, Oracle Oracle Database Appliance 19.13: what’s new and how to patch? 11.12.2021 by Jérôme Dubar Introduction Patch 19.13 is now available on ODA. It’s time to test it. What’s new? This version brings October’s PSU to database and grid homes with their bug fixes, as usual. It also brings 21.4 for DB Systems (21c being(…)
Database management, Hardware & Storage, Operating systems, Oracle When unreachable NFS share mess up your Dbvisit Standby configuration 09.12.2021 by Joël Cattin If I had to rank my favorite Oracle-related tools and software, Dbvisit Standby would likely be at the top of the list. You are reading this post, so you probably know that Dbvisit Standby is a(…)
Database Administration & Monitoring, Database management, Oracle Move a PDB from a server to another one using NFS 03.12.2021 by Jérôme Dubar Introduction Multitenant brings new possibilities regarding Oracle databases, and one of them is to move a database from a container to another quite easily. When containers are on the same server, it’s very easy, but when the containers are on(…)
Database Administration & Monitoring, Database management, Operating systems, Oracle ODA 19.12: How can you manage DB Systems with odacli? 26.11.2021 by Jérôme Dubar Introduction As virtualization is available for all ODAs now, you could ask yourself if it’s a good idea to use this virtualization or not. Databases can be created as bare metal, but also within a DB System for better isolation.