I recently migrated a LAMP server from Amazon Linux to an Amazon Linux 2 image. Several reasons for why I needed this including it has systemd. More here: https://aws.amazon.com/amazon-linux-2/ High level steps around mysql database, wordpress and static html migration was pretty smooth as I have done this multiple times.…
Rsync Plus SSH Config
Sometimes you need to use settings from the ssh config file or in my case a custom config file. Here is a quick note on how I did it. Example without SSH config just using the key and user@publicIP Example with SSH config
LVM resize root volume
Since this is a root/boot volume we are talking about anything on this page is VERY risky. Be warned this post may provide you with a strategy or hints but you are completely responsible for your system. Of course the best route to extend a root volume in an unmounted…
Borg Backup and Rclone to Object Storage
I recently used Borg for protecting some critical files and jotting down some notes here. Borg exist in many distribution repos so easy to install. When not in a repo they have pre-compiled binaries that can easily be added to your Linux OS. Pick a server to act like your…
Rclone and OCI S3 Interface
I am testing rclone to the Oracle Cloud Interface object storage and recording what worked for me. Note I could not get the swift interface to work with rclone, duplicity or swiftclient yet. Although straightforward curl does work to the swift interface. rclone configuration generated with rclone config Issue with…
LVM Removing VG with missing disk
If you removed a disk from a server and forgot to cleanly remove the configuration you may experience something similar. Below shows what happens with lvremove: Some people seem to have success with vgreduce commands but I ended up making a fake device and extending the VG in order to…
VNC over SSH Bastion host
You may ask why and the answer is just sometimes you have to do stupid things. bastion == jump host Setup a tunnel Run vnc server Note above vncserver also has a custom startup to bypass the systemwide xinit whihc was spawning gnome desktop. Connect
Python3 and pip
I am converting some scripts to python3 and noticed the pip modules in use for python2 need to be added for python3. I am not using virtualenv so below is my fix on Ubuntu 17.10. Missing module oci. Python2 module is there. Ubuntu has python3-pip Check my converted script.
Linux Routing Two Interfaces on Same Subnet
It’s possible you will never need to do this and most likely there are experts that say avoid doing this. I recently had a challenge to do exactly this so I am recording my effort for future reference. This link helped me get it to work: https://access.redhat.com/solutions/30564 My setup is…