SYMPTOMS The alert message looks like EM Event: Warning:TEST_PDB1 – Total global cache block lost is 15. Host=db-test01.local Target type=Database Instance Target name=TEST_PDB1 Categories=Error Message=Total global cache block lost is… Read more »
This post describes the 5 main differences between ATP-D & ATP-S and the 5 main ATP-D physical characteristics and constraints. Autonomous Transaction Processing Dedicated (ATP-D) is a deployment choice that… Read more »
When we go to delete a lun that is no longer mapped, we may get this error sdXX: couldn’t get asymmetric access stateAfter unmapping the LUN from the SAN storage… Read more »
The Web Server is a crucial part of web-based applications. Apache Web Server is often placed at the edge of the network hence it becomes one of the most vulnerable… Read more »
To give customers more flexibility and time to take advantage of the latest features offered with Oracle VM 3.4, Oracle has extended the Premier Support end date for Oracle VM… Read more »
Oracle has finally certified Oracle Database solutions for KVM products.To have less problems with the Oracle auditor it is advisable to use their (free) solution called Oracle Linux Virtualization. Oracle Linux… Read more »
In this article we will install MariaDB 10.4 galera cluster with MaxScale 2.4.8 proxy database by MariaDB corporation. MaxScale is inteligent proxy database that can route database statements from cluster… Read more »
MySQL or MariaDB? Which database management system takes the upper hand? The open source project MySQL prides itself in being on the market for over 20 years. MariaDB, its so-called “fork,”… Read more »
I really really wanted to run the latest MariaDB with LZ4 Page Compression.. it is a game changer for many types of large databases I deal with. There isn’t a… Read more »
Do you want update all sequences? make it simple! If you ever do data refreshes from production to development or test environments you may run into an issue where your… Read more »