Some time ago I made a benchmark exercise to compare the performance of an Oracle Database running in a bare metal environment versus a virtualized environment to clear some of the main questions our team and clients in Revera have, Continue reading Why use OVM for Oracle Databases
Now that 12c was released it’s time to install in on OEL 6.4 64 bits OS. Let’s start playing with this. Before we start with the creation of the VM we will need to download some software first, such as: Continue reading Playing with VirtualBox, Oracle 12c (126.96.36.199) and OEL 6.4 – Part 1
We will complete our lab by installing the Oracle Database software, create a Pluggable database and take a look in the Oracle Enterprise Manager Database Express. The steps to install and create an Oracle Database 12c are: 1 – Go Continue reading Playing with VirtualBox, Oracle 12c (188.8.131.52) and OEL 6.4 – Part 2
The main question about the DBA job I hear all the time is: How can I became a successful DBA? Most of the people that I talk to who have difficulties starting out in their DBA career really have an Continue reading Once again, How to Improve your Oracle Career
On this scenario we will talk about how to implement HA (High Availability) for OVM 3.1 between a Primary Site (Production) and a Secondary Site (DR) located at 800 km away. On this post we will only talk about the Continue reading Oracle VM 3.1 Disaster Recovery (HA)
If using OVM virtual disks, you can easily improve your VM performance by replacing the virtual disks for raw LUN’s. It gives an extra boost in the performance specially if using the PVM mode. Note that here we are using Continue reading Improving VM Performance, Converting repository disk to LUN
In this blog post we will learn how to convert an ESX VM to OVM 3.1 (V2V) using an ISO boot CD. Basically all you need to do to achieve this objective is to follow the following steps: 1. Uninstall Continue reading OVM V2V – Converting ESX VM to OVM using ISO boot CD
In the past few weeks I have received many questions regarding user managed backups, and due to this, I decided to write a little regarding this topic. User managed backups are basically all backups you can make without the use Continue reading Back to Basics – USER MANAGED BACKUPs part 1
Did you know that Oracle has determine that some software bugs (affecting databases between version 10.1.0.5 and 184.108.40.206) could cause the database to attempt to exceed the current maximum SCN value (The limit is currently 281 trillion) causing a transaction Continue reading Are you getting short of SCN?
OOW has announced the new Oracle Database 12c, and this new version of the database product as expected has introduced many new features and enhancements for Backup and Recovery, on this post I will introduce you to some of them. Continue reading What is new in 12c for Backup and Recovery?