Getting Started With Linux – FSCK explained
FSCK (File System ChecK) is a tool for checking and repairing problems with filesystems on Linux. Generally it is invoked automatically by the system during bootup in response to a number of matching...
View ArticleGetting Started With Linux – Getting Help
Obviously when you’re starting with something new you’ll find times when you need help and when working with Linux the Internet is awash with forums and sites offering assistance. What many people...
View ArticleWhat’s a Shell?
The Linux command line interface can be a somewhat frightening place at first glance to new users. Especially ones who have only ever known computing in the post-Windows 95 world of graphical user...
View ArticleMonitoring Processes With ps
The importance of being able to see what the processes on your system are doing can never really be understated. It’s pretty much expected that at some point you’ll be staring at a terminal screen...
View ArticleKnowing How To Kill
Kill is a command that exists to send signals to a process. The name comes from the nature of the default signal that it sends which is the TERM (terminate) signal. You can imagine signals as somewhat...
View ArticlePrioritising Processes With Nice and Renice
Processes on a system all have a priority assigned to them which is referred to as it’s niceness. This is a concept that harks back to shared user systems where the priority of the process defined how...
View ArticleThe Boot Process Explained
If you’ve ever watched a Linux computer boot up you’ve probably noticed a number of stages to it and different screens. Though a lot of distributions now hide the more complex parts behind a splash...
View ArticleKeeping Up To Date – The Importance of Preparation
The saying that Proper Planning Prevents Poor Performance is one often repeated; usually after someone rushes to do something and makes a mess of it. The rush to patch exploits in OpenSSL and BASH...
View ArticleColouring Prompts to Differentiate Users
Command prompts are something that most of the big distributions have standardised these days. With BASH as the default shell with its highly customisable command prompt, it’s a familiar and common...
View ArticleCreating SSH Host Shortcuts
If you are managing a number of servers a big timesaver is anything that means you can type less to connect to the server required. This is where the SSH config file can be very helpful. By default...
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