Linux Administration

Ever had that issue when you login to a Linux terminal, editing a file and the texts are just blue and you can’t read? I’ve had way too many cause default vim/vi config is just bad. I created a good .vimrc config file. Simply create a file with .vimrc name …

Cloud images are operating system templates and every instance starts out as an identical clone of every other instance. It is the user data that gives every cloud instance its personality and cloud-init is the tool that applies user data to your instances automatically. Cloud-init is the defacto multi-distribution package …

Ran into an interesting question today while trying to debug a problem with a monitoring tool, what was the exact installation date of Linux system on this server? I mean this is something you don’t try to find everyday and for a second I was like … yeah… i don’t …

It’s been almost 3 years I’m with Azure and to be honest I never had any issues. However, I found something interesting happening recently. Everytime my server was hit by high traffic volume (either a post went somwhat viral for some unknown reason – I mean come on, my posts …

I was trying to update one of my server that has some HHVM repositories and received this error “W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://dl.hhvm.com trusty InRelease: The following signatures couldn’t be verified …