sudo gitlab-rails console Note This takes some minutes to start Send a mail Use the following...
If you want to use rsync to transfer files that don't belong to your user to another system you...
jq is great when dealing with JSON data. Check out the official jq Manual. Content Select only specific keys
It happens from time to time that a job in a GitLab pipeline fails. Sometimes, however, the error message is...
Wondering what these numbers in the mount entries in /etc/fstab are meaning? The first number fs_freq When this field...
You can use pg_repack to do a VACUUM FULL without holding an exclusive lock during processing. There is still...
Apply Test Driven Development(TDD) to the process of building container images by defining test before writing code and automate...
If you want to automatically delete old container images from your Elastic Container Registry, the solution is a quite simple...
A severe bug was found in ImageMagick by Bryan Gonzalez from Ocelot Team. It allows to embed the content of...
You might use screen or tmux to run a temporary command on a server which continues to run after the...
If you use third party APT sources you might end up with unmaintained packages after removing the external source or...
If the project you're working on has, say, 39 repositories and counting in GitLab and you need all the...
What is netfilter's Connection Tracking system? The connection tracking system often referenced as nf_conntrack is part of the...
We have observed Lenovo laptops with nvidia graphics losing performance after they have been in use for a few minutes...
After performing a live migration of a VM you may encounter issues with the clock of the migrated VM. The...
If you're about to handle X509 certificates and don't want to remember/google a handful of openssl commands you...
aws ec2 describe-instances --output text --query 'Reservations[].Instances[?!not_null(Tags[?Key == `aws:autoscaling:groupName`].Value)] | [].[InstanceId]' | xargs -L1...
Unfortunately I couldn't find a complete and working documentation on how to do this. But this steps succeeded (at...
Sometimes you might need to do some task in GitLab which would be tedious if you'd have to do...
If one etcd node is no longer a member of the remaining etcd cluster or fails to connect you need...
You can use wscat: sudo apt-get install node-ws # wscat -c ws://echo.websocket.org connected (press CTRL+C to quit...
If a users password for https://monitor.makandra.de/ is unknown one can set it like this: sudo python /opt/graphite/webapp/graphite/manage.py changepassword ${USERNAME...
on the bash (issued as postgres user) Start/Stop/Restart PostgreSQL pg_ctl -D $configdir start|stop|restart Start/Stop/Restart the corresponding PostgreSQL...
If you're trying to start a cloud-init based Ubuntu VM with KVM you will suffer long boot times...