Previously we used Ceph which was tightly bundled with Proxmox, and this worked really well. The trouble comes in when you need to update Proxmox and reinstall etc. Then you’re…
RBD operations to external Ceph cluster from Proxmox
Monitor Ceph (reef) with Zabbix
The guides on the Zabbix and Ceph websites explain in different ways how to monitor Ceph with Zabbix, but neither of the guides are complete and work out the box….
Get CSF and Docker working together
Although CSF has built in functionality to work with Docker, this is definitely not sufficient if you have multiple Docker containers and bridges. The other problem is that Docker manages…
Get Intel X520 SFP+ card working Proxmox/Debian
The Intel X520 has a built in list of support SFP+ transceivers. We are using generic modules which have very good ratings and have never given us any issues. The…
Ceph – distribute data evenly in near full pool
Sometimes when a pool or an OSD is nearful in Ceph, rebalancing tends to stop and you end up with a Ceph cluster in a warn state. The following couple…
Delete all files in Backblaze bucket – terminal
Before being able to delete a bucket in Backblaze b2, you need to delete all the files within the bucket. If you have a lot of files in the bucket,…
Cephadm host check failed – removed host
If you’ve recently removed a host and your cluster displays as being in an error state with the following error: cephadm is trying to connect to a host which has…
How to list bucket size in Ceph Object Gateway
How to List the Current Size of Buckets in Ceph Object Gateway If you’re managing a Ceph cluster and need to check the size of your storage buckets, the radosgw-admin…
Creating a Windows Network Share from Ubuntu Terminal
Creating a Windows network share from an Ubuntu command line involves using Samba, a software suite that provides seamless file and print services to SMB/CIFS clients. Here’s a step-by-step guide…
Find folders using the most disk space Linux
A simple command to list folders using the most disk space in Linux is as follows: