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 issue trying to absorb the mountainous volumes of information that a DBA needs to know…
Month: June 2013
Oracle VM 3.1 Disaster Recovery (HA)
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 storage replication part and how to make it work when a failover is required (I…
Improving VM Performance, Converting repository disk to LUN
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 OVM 3.1 and the guest VM is using OEL 5.7. On this scenario we will…
OVM V2V – Converting ESX VM to OVM using ISO boot CD
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 VMtools from VM 2. Attache OVS-3.1.1-524.iso to the VM. 3. Boot VM from CD 4….