aws ec2 describe-instances --output text --query 'Reservations[].Instances[?!not_null(Tags[?Key == `aws:autoscaling:groupName`].Value)] | [].[InstanceId]' | xargs -L1...

There is an issue with when restoring a PostgreSQL dump created with pg_dump < v11 with pg_restore > v10:

Sometimes you might need to do some task in GitLab which would be tedious if you'd have to do...

If you have a PostgreSQL dump in the custom format you can can view the text format dump (plain SQL...

There are two ways within systemd to manage the fact that you need the gluster service active before mounting the...

If freshclam updates are failing even though the update servers are available and you find error messages like the following...

With passenger-status --show=requests you can get a huge JSON showing current information about the running passenger processes.

This card is just about creating simple PostgreSQL dumps. This is no instruction for a backup strategy nor a guide...

Hint This applies only to distributions based on Debian. Requirement You need to setup the PostgreSQL Apt Repository first.

on the bash (issued as postgres user) Start/Stop/Restart PostgreSQL pg_ctl -D $configdir start|stop|restart Start/Stop/Restart the corresponding PostgreSQL...

Brendan Gregg is the Linux performance god. Use the information in this link to find out what ways there are...