Getting the whole bucket size aws s3 ls s3://$BUCKETNAME/ --recursive --human-readable --summarize | tail -n2 Tail is used because...
After performing a live migration of a VM you may encounter issues with the clock of the migrated VM. The...
Important If your railscomplete-deployment uses the net-ssh-gem please ensure you use version 5.2.0 or newer to ensure...
If you have a very large datadir in MariaDB and you want to transfer the data to another host (e.g...
Before you continue, ensure that you've created your certificate in the region us-east-1 (N. Virginia). Otherwise...
aws ec2 describe-instances --output text --query 'Reservations[].Instances[?!not_null(Tags[?Key == `aws:autoscaling:groupName`].Value)] | [].[InstanceId]' | xargs -L1...
aws rds describe-db-instances | jq '.[][] | select(.DeletionProtection == false) | .DBInstanceIdentifier' | xargs -L1 -t aws rds modify-db-instance --deletion-protection...
When restoring a barman PITR backup you may encounter this error: Copying required WAL segments. EXCEPTION: {'ret': 2, 'err': '/bin/sh...
There is an issue with when restoring a PostgreSQL dump created with pg_dump < v11 with pg_restore > v10:
Unfortunately I couldn't find a complete and working documentation on how to do this. But this steps succeeded (at...
collectd5 in version 5.9.0 is broken and you upgraded it everywhere. But because it's FreeBSD it does not...
If you get e.g. this error message when you try to run puppet agent: Error: Failed to apply catalog: undefined...
Sometimes you might need to do some task in GitLab which would be tedious if you'd have to do...
This is not encouraged because this change is easily forgotten. We recommend using this only if you know what you...
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 you have a single node elasticsearch instance and indices with replicas enabled your cluster state will be yellow. If...
This should not be necessary in any case and is only for special cases, for e.g. if the assets...
With passenger-status --show=requests you can get a huge JSON showing current information about the running passenger processes.
If one etcd node is no longer a member of the remaining etcd cluster or fails to connect you need...
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...
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.