Whilst the documentation around the knife bootstrap command is brilliant, I learn better by example/doing, so here's an example of the syntax I use when bootstrapping new nodes within my infrastructure. There are variants to this which don't use the password in the command line, and there are certainly pre-requisites that need to be satisfied before you can just go ahead and … [Read more...] about Chef Knife Node Bootstrap Example Command
How to Install rar/unrar on Ubuntu 16.04 LTS (Xenial)
An updated version of this post for Ubuntu 18.04 LTS (Bionic Beaver) is available here. If you're looking to cut down on FTP transfer times of many small files, or even just try to extract and archive you've just used wget to grab, rar and unrar always come in handy and are included in my default install list for any server I manage. Installing rar and unrar under Ubuntu … [Read more...] about How to Install rar/unrar on Ubuntu 16.04 LTS (Xenial)
How to Install Maven in Ubuntu 16.04 LTS (Xenial)
Maven aims to remove the complexity and confusion which normally arises when building or managing a java-based project. Nowadays, it's a major part of most Java developers day-to-day workflow. Here I'll run you through how to install Maven on Ubuntu 16.04 (Xenial), the process start to finish should take less than 5 minutes. Let's get straight to it. Apply Apt … [Read more...] about How to Install Maven in Ubuntu 16.04 LTS (Xenial)
How to Install Piwigo Photo Gallery on Ubuntu 16.04 LTS (Xenial)
If you like the idea of keeping all your memories in the one place, or you want to showcase your photography to a wider audience, then a hosted photo gallery is a sensible choice. By now you're most likely aware of commercial offerings such as Flickr and the like, though I've found once you've got your library into these platforms, it's very hard to export it elsewhere … [Read more...] about How to Install Piwigo Photo Gallery on Ubuntu 16.04 LTS (Xenial)
mpt-statusd: detected non-optimal RAID status
Thanks to the implementation of a new centralised logging solution, I started to notice some of our virtual machines running Debian 6->8 in a VMware environment had the following message repeating within their syslog's: I found that when Debian is installed within a VMware environment it assumes that disks are in a RAID configuration, and so the RAID verification … [Read more...] about mpt-statusd: detected non-optimal RAID status