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General Tech Linux

Jupiter Broadcasting Matrix Quick Start Guide

This is a quick guide on how to get started with Matrix chat for the Jupiter Broadcasting shows. It is also in video form here: Instructions You will need a client, and you can use a web-based one by going here:https://app.element.io If you don’t already have an account: Choose to “Create Account” Choose “Advanced” (Other […]

Categories
Plants

Update on the Elephant’s Ear (Alocasia)

IT’S ALIVE!!! And growing nicely, which I’m somewhat surprised by, but pleased. 🙂 It now has two leaves, and a third is sprouting. For previous pics see: https://jaytuckey.name/2020/08/04/the-new-plant-an-elephants-ear-aka-alocasia/ I’ve also given it a friend, a Spathiphyllum, commonly called a Peace Lily:

Categories
Plants

The New Plant – An Elephants Ear aka Alocasia

I got a new plant – $2 from Bunnings. It’s looking a little sad at the moment but I hope it will recover and grow.

Categories
Linux

Problems with OneDrive as a Backend to Restic Backup Tool

I’ve been trying to use OneDrive as my restic backend – which is supported through the rclone backend. Using this, restic can use any backend that rclone supports, which is very cool. However, it has revealed that the OneDrive API is very buggy and unreliable! I’m surprised by how many issues I’ve been getting. I’m […]

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Linux Networking Systems Administration

A script to scan a network range and create Kea DHCP reservations for devices it finds

This script is very simple. It will scan a network range attached to the device it is run from, and will turn what it finds into a list of reservations for the Kea dhcp server – https://kea.readthedocs.io/ You run it something like this, giving it a network range to scan. Then network should be a […]

Categories
Linux Systems Administration

How to find an open file smb file lock in a Dell Isilon Cluster

Commands were found here: https://www.dell.com/community/Isilon/Unlock-locked-file-on-Isilon-Share-via-MMC/td-p/7094821 My first thought for finding the open lock was to just use the MMC console on windows to find it, like this: However, it turns out that this will only show you the locks on a specific node, not the whole cluster. What you need to do is instead hop […]

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Linux Networking Systems Administration

Notes from debugging OSPF between cisco devices and Linux FRR ospfd configs

When trying to find why my ospf configs were not sending the correct costing from Linux -> Cisco devices, I found some useful commands that I thought I would note down for future reference. Linux – Using vtysh My ospfd.conf looks something like this: You can see the costs on linux using the vtysh command: […]

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General Tech Linux Uncategorized

How to make Zoom (and other QT applications) scale properly on Ubuntu 20.04 with Fractional Scaling

I have a Lenovo X1 Carbon 4th Gen, running Ubuntu 20.04 – it’s a great laptop, with a 14″ display and a 1080p screen. However, if you run it at 1X display scaling, everything is just a bit too small for comfort. I have found the best display scaling factor for it is 125%. Ubuntu […]

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Linux

Setting Ubuntu 20.04 to use bfq block scheduler with Ansible

This is a simple ansible config that will set your machine to use the bfq scheduler: Put this in a file called enable_bfq_playbook.yml and then run it with ansible-playbook: Reboot, and you should now have bfq enabled on your disk:

Categories
Linux Systems Administration

My Favourite Tools in 2020 – Command line

Here are some tools that I really like using when I’m working from the command line: Fish shell The fish shell is an awesome shell with loads of autocomplete and helper tools: https://fishshell.com/ Mosh Mosh is an SSH replacement that has a much lower latency implementation: https://mosh.org/ Restic As the tagline says, backups done right! […]