In the last post we’ve brought up a RKE Kubernetes cluster on a single node. While that is cool for demonstration purposes or testing, this is nothing for a real life setup. Running the control pane, the etcd nodes and the worker nodes all on one node, is nothing you want to do usually, as you can not guarantee fault…
If you want to play with Rancher you have several options, as outlined in the documentation. There are quick starts for the major public cloud providers (using Terraform), you can install it on a Linux host by using the Rancher container or you can do it on your own. We’ll be doing it step by step, as I believe that…
What if you could clone a PostgreSQL database instantly without affecting the original source database, without impacting performance, without any external tool but using your linux Btrfs storage layer. This is what I will demonstrate in the following blogpost. Introduction Sometimes developpers need urgently a copy of a PostgreSQL database where they can test new developments or make changes that…
This post presents the configuration of the tmpfs filesystem size on SLES 11 in order to use the Oracle 11.2 Automatic Memory Management feature (AMM) through the Oracle instance parameter memory_target.
