Martins Blog

Linux

Ansible tips’n’tricks: testing and debugging Ansible scripts using Vagrant

At last year’s UKOUG I presented about Vagrant and how to use this great piece of…
dbca now makes it easy to configure OMF on file systems

Up until – and including – Oracle 12.1 I always found it not-quite-so-straight-forward to create a…
Ansible tips’n’tricks: understanding your Ansible configuration

When writing automation scripts I tend to use a local Ansible configuration file. This has certain…
Oracle Linux 7 and a new YUM configuration since January 2019

For quite some time I used to have a configuration file /etc/yum.repos.d/public-yum-ol7.repo managing my package sources…
Building your own local Oracle Linux 7 Vagrant base box

I have been talking about Vagrant for a long time and use it extensively on my…
Making sense of direct path reads during primary key lookups

I recently made an interesting observation while monitoring database performance on an Oracle Enterprise Edition system.…
Little things worth knowing: the latest public-yum-ol7.repo configuration file enables an upgrade to UEK R5

For a little while now I have been using Ansible for all installation/configuration tasks I do…
Little things worth knowing: parallel Data Pump export in table mode

I haven’t used Data Pump in a little while but recently needed to do a bit…
Installing Ansible on Oracle Linux 7 for test and development use

There are a few alternative ways of installing Ansible on Linux, and the install guide for…
Bootstrapping a VM image in Oracle Cloud Infrastructure using cloud-init

At the time of writing Oracle’s Cloud Infrastructure as a Service (IaaS) offers 2 ways to…