When spinning up new Linux VMs I often lose track of IP addresses and hostnames, here’s a quick way to see pertinent info in the console window (e.g. within VirtualBox or VMware Workstation). Console Info \4 and \6 show the contained interface addresses, if you just don’t add the interface
Category: linux
Git for config backups
In addition to full VM backups, having config file backups can help with system migrations and change rollback if something goes awry. This is especially useful for a system with live timeseries databases that you wouldn’t want to roll back and lose data (e.g. Graylog, LibreNMS). Prerequisites Create SSH keys
Linux Sysadmin Quick Tips
I’ve been doing a lot more with our Linux machines recently – specifically migrating from old CentOS 7 installs to Ubuntu LTS. While I really love CLI work, sometimes the density and organization of info on the screen leaves something to be desired. Show apt packages on separate lines Quick