The discontinuing of SUSE Enterprise Storage (SES)

The discontinuing of SUSE Enterprise Storage (SES)

The discontinuing of SUSE Enterprise Storage (SES) As you have probably heard by now, SUSE is discontinuing its Ceph-based storage product, SUSE Enterprise Storage (SES). A moment to stress? No. Instead of the open-source-based enterprise object storage platform, the enterprise Linux distributor is now opting for its own persistent storage application, Rancher Longhorn. 42on can […]

How to break your Ceph cluster

How it began In the past we have talked about how to break your Ceph cluster. It began with a talk on ‘’10 ways to break your Ceph cluster’’. This is a presentation that was held by Wido den Hollander, the founder of 42on, during a Ceph conference in Germany. You can watch that talk […]

Ceph user survey

Each year Ceph holds a user survey to measure trends, improvements, and actual requests for functionalities. These surveys are very convenient for making hypothesizes about user behaviors as well. Thus, each year new user surveys are conducted to keep the data up to date. Two weeks ago, I shared some highlights about the 2021 OpenStack […]

Ceph Quincy, a look into the future

Every year, a new Ceph version is released. In 2019, version 14 (Nautilus) was released, in 2020, version 15 (Octopus) and in 2021, version 16 called Pacific. These versions have an end of life date, so make sure you are up-to-date and operate the same version throughout your Ceph clusters. The end of life date […]

Fairbanks and 42on at the OpenInfra Summit Berlin

The OpenInfra Summit is a global event for open source IT infrastructure professionals to collaborate on software development, share best practices about designing and running infrastructure in production, and make partnership and purchase decisions. This year (June the 7th, 8th and 9th) it is held in Berlin and brings together more than 2000 influential IT […]

Deploying a Ceph cluster with cephadm

Cephadm deploys and manages a Ceph cluster. It does this by connecting the manager daemon to hosts via SSH. The manager daemon is able to add, remove, and update Ceph containers. In this blog I will provide you with a little more information about deploying a Ceph cluster using cephadm. Cephadm manages the full lifecycle of a […]

About RBD, Rados Block Device

For anybody enjoying Latin pop in the 2000’s, RBD was a popular Mexican pop band from Mexico City labelled by EMI Virgin. The group achieved international success from 2004 until their separation in 2009 and sold over 15 million records worldwide, making them one of the best-selling Latin music artists of all time. The group […]

Managing containerized Ceph clusters with cephadm

Cephadm is a great new feature of Ceph v15.2.0 (Octopus). By using cephadm, users have more freedom and flexibility to think about the future migration paths. But what is cephadm it exactly? Well, the goal of cephadm is to provide a fully-featured, robust, and well-maintained installation method. It deploys Ceph in containers while not depending […]

A huge thanks to Sage Weil

Ceph was developed by Sage Weil in 2003 as a part of his PhD project. It was open sourced in 2006 to serve as a reference implementation and research platform. DreamHost, a Los-Angeles-based web hosting and domain registrar company also co-founded by Sage Weil, supported Ceph development from 2007 to 2011. During this period Ceph as we know it took shape: the core […]

The importancy of upgrading and updating Ceph consistently

During our Ceph consultancy projects we often get questions about Ceph versions. A question we get a lot is about what Ceph version should be used, do I use the latest or an earlier version? Another question is about running different Ceph versions on one cluster, is this a bad thing? I thought it might […]