System Administration - Same Null, Different Cloud

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System Administration

A collection of 6 posts

Networkd for nspawn with OpenStack-Ansible

Networkd for nspawn with OpenStack-Ansible

Within this post, I will cover the systemd-networkd aspect of the PR to create a systemd-nspawn driver within OSA. This post will be working with systemd-networkd and systemd-resolved to integrate nspawn containers within the existing topology of a typical OpenStack-Ansible deployment. Getting systemd-networkd working for you One of the container

Nspawn OpenStack with OpenStack-Ansible

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Nspawn OpenStack with OpenStack-Ansible

The OpenStack-Ansible project has been around for a few years now but if you're unfamiliar with it, the TL;DR is it's an OpenStack deployment project running OpenStack services within containers and uses Ansible. The original project came from the Rackspace Private Cloud, and when it

System Administration

XenServer upgrade failed to boot

Virtual Instance Fails to boot after an upgrade If you have upgraded your installed Linux Virtual Machine, and it no longer boots you may have FooBar'd your boot parameters for your installation. In most cases this can fixed, and in the following lines I will show you how.

Calculating Possible Bandwidth in by Link Speed and hours active

So you want to calculate what the possible bandwidth is for a specific Network Interface on an hourly basis. I have written a simple BASH script that will do all of the calculations for you, including assisting you with estimating error. You can get this script here You can also

Calculating Possible Bandwidth in a Month by Link Speed

Have you ever wanted to calculate what the possible bandwidth is for a specific Network Interface? Well if so then you are in luck, I have written a simple BASH script that will do all of the calculations for you, including assisting you with estimating error. You can get this

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