• Fiber channel zoning with Ansible

    Example repository can be found here. In nearly every non trivial configuration, you will have to implement zoning on your fiber channel switches. Zoning is the partitioning of a Fiber Channel fabric into smaller subsets to restrict interference, add security and to simplify management. On Brocade Fibre Channel switches, zoning...

  • LPAR provisionning with Ansible

    If you prefer a video, follow this link. Example repository can be found here. Wikipedia describes Ansible as a suite of software tools that enables infrastructure as code. It is an open source software that helps with provisioning, configuration management and application deployment. Ansible is extremely extensible, third parties can...

  • Shared processors demystification

    On a POWER server, LPAR can be configured with dedicated or shared processors. While dedicated processors are pretty straitforward to setup, shared processors have several parameters that are not always intuitive and it’s very easy to create a suboptimal configuration. This post will describe those parameter and explain how to...

  • Install VIOS using HMC CLI

    In the previous blog post, we did the basic setup of a a POWER server using the HMC CLI. In this post we’ll see one way to install the VIOS from the HMC. What is a VIOS VIOS stands for Virtual I/O Server, it is a virtual appliance that provides...

  • Setup a POWER server using HMC CLI

    The common way to setup a POWER server using the HMC GUI (web interface). While it is the most intuitive way to do it, it can also be done using the HMC CLI, this has the following advantages: Stability: While the GUI is always changing, sometimes radically, the CLI is...