Derrick.Blarg

Tag: bash

  • Bad Hack: Restart Linux Server when memory is low 😬

    Bad Hack: Restart Linux Server when memory is low 😬

    I’m running something on my Raspberry Pi server that’s got a memory leak. I think it’s related to my Software Defined Radio (more on that another day), but I’m too lazy to actually track it down and fix it, so I’ve implemented the below hack to just restart my server when memory gets too low.…

  • Quick Tip: Bash CLI params

    Quick Tip: Bash CLI params

    While working on a bash script, I stumbled upon what I think may be the cleanest and simplest way to add CLI params to a bash script so far: This lets you use short (-V), long (–version), space separated (–user john), and equal separated (–user=john) arguments. It’s not perfect, but for a quick bash script…

  • Quick Tip: Looping a command in bash

    Quick Tip: Looping a command in bash

    I recently came across the need to watch my disk space while running a slow program to make sure I didn’t run out. If I did, the command would fail silently and I’d have to start over again. This can easily be done with this short snippet: The important part here is disk1s5, which is…