Working with TC on Linux systems – dasblinkenlichten

With that out of the way – I wanted to spend some time in this post talking about the command line tool found on Linux systems called tc. We’ve talked about tc before when we discussed creating some network/traffic simulated topologies and it worked awesome for that use case. If you recall from that earlier post tc is short for Traffic Control and allows users to configure qdiscs. A qdisc is short for Queuing Discipline. I like to think of it as manipulating the Linux kernels packet scheduler.

Working with TC on Linux systems

MariaDB Galera Cluster on Ubuntu 18.04

Install required packages dist-upgrade: Optional! Updates the Linux kernel if new minor updates are available. ufw: Tool for easier administration of firewall rules. mariadb-server, mariadb-client, galera-3, rsync: Required for running the Galera Cluster. sudo apt-get update && \ sudo apt-get upgrade -y && \ sudo apt-get dist-upgrade -y && \ sudo apt-get autoremove && \ … Read more