Ubuntu
kernel: rc rc0: receive overflow
2 min readAfter upgrade my build nodes from Ubuntu 20.04 to Ubuntu 22.04, I got a lot of spamming syslog messages on my Intel NUC nodes, model NUC5i5RYB. Both these nodes are running RKE2 …
How to disable systemd-resolved in Ubuntu
1 min readsystemd-resolved can cause issues with Kubernetes (not to mention the time spent troubleshooting various issues).
How to Fix 'rm: cannot remove '/etc/resolv.conf': Operation not permitted'
1 min readIn Ubuntu, you may run into an issue when updating /etc/resolv.conf even tho you have root permissions. Error: rm: cannot remove '/etc/resolv.conf': Operation not permitted
How to Fix 'E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable)'
1 min readIn Ubuntu, you may sometimes encounter an error when attempting to run an apt command: E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily …
Install PowerShell on Ubuntu
1 min readAs part of my DevOps process, I needed to create some DNS records on my Windows DNS server. In order to script this out, I needed to install PowerShell on my Jenkins server which …