42on at KubeCon: Highlights from KubeCon 2024 in Paris

42on attended KubeCon in Paris last week and let me tell you: Wow… these where a couple of unforgettable days. Now that we’re back, it feels like the perfect time to reflect on some of the highlights from our perspective. So, let’s get to it. Preparation day KubeCon On Tuesday, we arrived in Paris and at the […]

42on at KubeCon: A booth, a sponsorship and a surprise

We are thrilled to announce that 42on will be a proud sponsor and exhibitor at KubeCon 2024, set to take place in the heart of innovation and culture, Paris. This event marks a significant milestone in the cloud-native community, bringing together leading contributors in Kubernetes, cloud-native, and open source development to share insights, foster innovation, […]

The Unseen Carbon Footprint: Data Storage and Sustainable Solutions

At the Cephalocon 2023 in Amsterdam, a talk on the environmental impact of data storage was presented by Wout van Heeswijk, the CTO of 42on, and Wido den Hollander, the founder of 42on. You can view the talk through the following link: https://youtu.be/eAMWFJzLIc8 Drawing on their expertise, Wout and Wido shed light on the topics that […]

Best practices for CephFS

File storage is a data storage format in which data is stored and managed as files within folders. Why would you choose to use file storage? Well, the advantages of file storage include the following: 1. User-friendly interface: A simple file management and sharing system which are easy to understand for human users which makes […]

How we use Ceph-Collect to work with you

When we work on Ceph storage infrastructures, we always ask to run a diagnostic tool first. For running these diagnostics, we have developed a tool, which is called Ceph-Collect. The tool is used to gather information from a Ceph cluster. After it runs, it shows an in dept report about the storage architecture together with […]

Setting noout flag per Ceph OSD

Prior to Ceph Luminous you could only set the noout flag cluster-wide which means that none of your OSDs will be marked as out. On large(r) cluster this isn’t always what you want as you might be performing maintenance on a part of the cluster, but you sill want other OSDs which go down to […]

Object, block and file system storage in a single cluster

Cloud storage in your datacenter Storage growth for the coming years The International Data Corporation (IDC) has released a report on the ever-growing collective world’s data, a.k.a. the datasphere. Numbers are staggering: the IDC predicts that the collective sum of the world’s data will grow from 33 zettabytes this year to a 175ZB by 2025, […]