docker and zombie processes – pid 1 in containers

I realize that the issue I’ll write about is most likely common and known to you. I have only come by this issue today and this post is for me to remember the most valuable lessons I learned. The problem I ran an Icinga2 in Docker containers. It was a hassle to say the least.… Continue Reading docker and zombie processes – pid 1 in containers

check how much swap is used per process

This is simply a re-post of How to find out which processes are using swap space in Linux? which in return is based on northernmost.org’s Swap Usage – 5 Years Later Use like this:

find (and delete) files recursively on linux using find

Just as a reminder to myself, I will repost this post on baeldung: Recursively Deleting Files With a Specific Extension Get an idea of what you’ll be deleting: Reminder: Do backups and check that you’re in the correct location before starting the execution.

The problem with vagrant and Ubuntu 16.04 Xenial Xerus guest

I tried setting up a Xenial vagrant guest on my Mac yesterday, using the official ubuntu/boxes/xenial64 and ran into various problems. Some are mentioned here: Ubuntu 16.04 Xenial Guest on Vagrant – vagrant init bento/ubuntu-16.04 by Tero Karvinen But one of the most relevant problems is that the official box does not use the conventional… Continue Reading The problem with vagrant and Ubuntu 16.04 Xenial Xerus guest