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Ceph Days Berlin 2025: A Deep Dive into Open Source Storage

Register now to secure your spot on November 12th and 13th!

Day 1: Foundation, Strategy & Ecosystem (Wednesday, Nov 12)

Day 1 focuses on the foundational principles and strategic value of Ceph. The sessions are designed to provide a comprehensive overview, making this day perfectly suited for newcomers while also serving as a valuable opportunity for seasoned experts to engage in high-level discussions and share their insights.
Ideal for: The entire Ceph community, from newcomers and decision-makers looking to understand its value, to experts wanting to contribute to foundational panels and strategic conversations.
Focus: A comprehensive overview of Ceph's unique selling points, its powerful ecosystem, and its business value.
Sessions will include: A series of talks from leading experts, followed by networking opportunities.

Day 1 Agenda

9:00 AM: Registration & Welcome Coffee

10:00 AM: Welcome Session with Joachim Kraftmayer, Ceph Ambassador DACH and Dr. Markus Ackermann, Deputy Site Manager, DESY.

10:15 AM: Morning Keynote: Learn how DESY migrated its Linux home directories to CephFS, including the architecture and detailed migration process. - Ingo Ebel, DevOps Science Engineer, DESY.

10:50 AM: Buzzword Bingo: Digital Sovereignty - Markus Wendland (CLYSO GmbH), and Heiko Krämer (UhuruTec).
Discover what digital sovereignty truly means and the first steps you can take to achieve it.

11:25 AM: SURFin' the Ceph Wave - Jean-Marie de Boer, Specialist, SURF
A practical look at how SURF, the Dutch NREN, has been using Ceph for the past seven years to run multiple production services.

11:35 AM: Coffee Break & Networking

12:00 PM: It's All About the Latency, Not the Bandwidth! - Wido den Hollander, CTO, Your.Online
A deep dive into why focusing on latency is more critical than bandwidth for storage performance.

12:35 PM: Running a Small OpenStack Cluster with a Full NVMe Ceph Cluster - Kevin Honka, CTO, AD IT Systems GmbH
Hear about a real-world journey of building a Ceph cluster with only NVMe drives and the lessons learned along the way.

1:05 PM: Lunch Break & Networking

2:30 PM: Principles for Storage Management - Benedikt Bürk, Head of Professional Services, CLYSO GmbH
This session explores how to transition from reactive management to a professional, product-oriented approach that makes storage a predictable, measurable business asset.

3:05 PM: VMware and Ceph: Virtualisation Meets Software-Defined Storage - Victoria Mackie, Software Engineer, IBM
Find out how Ceph can be a powerful storage backend for VMware deployments, including its use as a VSAN replacement.

3:40 PM: Beyond Backup: S3 Data Management with Ceph RGW Tiering, and Chorus - Sirisha Guduru & Artem Torubarov, CLYSO GmbH
Learn how to manage S3 data using Ceph RGW lifecycle policies and Chorus, a vendor-neutral tool for large S3 moves.

4:10 PM: Coffee Break & Networking

4:40 PM: How RGW Stores S3 Objects in RADOS - Tobias Brunnwieser, Infrastructure Engineer, Hetzner Cloud GmbH
An in-depth overview of how RGW operates and the storage layout of S3 objects within RADOS, which can aid in troubleshooting.

5:15 PM: A Generic Ceph Sizer for the Community - Matthias Münch, Principal Specialist Solution Architect, Red Hat
Discover a new community project to support the design of Ceph clusters and optimize workloads, layouts, and server configurations.

5:30 PM: AI, ML, and the Ceph Advantage: Scalable Storage for Smarter Workflows - Kenneth Tan, Executive Director, Sardina Systems
Explore how Ceph provides the scalable, cost-effective, and high-performance storage that modern AI and ML applications demand.

Parallel Workshop on Day 1 (November 12th)
Ansgar Jazdzewski will host an additional session for attendees titled "Deep Dive & Hands-on Workshop in Ceph: Create Your Own Ceph-Test-System."

Location/Time: Seminar Room 1. After lunch, starting at 14:30.
Requirements: Attendees must bring their own laptops with Docker Container installed.
Capacity: 15 people (applications accepted on a first-come, first-served basis).
Duration: 60-90 minutes, including Q&A.
Registration Contacts: kristina.seel@clyso.com, roberto.vanoni@clyso.com

6:00 PM - 10:00 PM: Networking Reception & Evening Event

The evening reception will be hosted at the same place as the conference, the DESY Berlin Facilities. Enjoy a variety of drinks and food from food trucks while networking with the Ceph community.


Day 2: Expert Deep Dive & Community Exchange (Thursday, Nov 13)

This day is tailored for the experienced Ceph community to dive into technical specifics.
Ideal for: Ceph experts, customers, partners, and active community developers.
Focus: Dive deep into the project's current status, the latest enhancements, the future roadmap, and news directly from the community.
Sessions will include: A series of technical presentations with ample time for discussion and collaboration.

Day 2 Agenda

9:30 AM: Good Morning & Coffee

10:00 AM: Morning Keynote: Focus on Object Storage in Transition - Joachim Kraftmayer, CEO, CLYSO GmbH.
This keynote will examine the evolution of Object Storage, its current challenges, and future trends to help companies drive digital transformation.

10:35 AM: Scale Multiple Ceph-clusters Horizontally - Ansgar Jazdzewski, Object Storage Engineer, Hetzner Cloud GmbH
Learn strategies for scaling object storage by running multiple Ceph clusters in parallel while presenting a unified frontend to customers.

11:10 AM: Building an All-NVMe, Six-Data Centre, Ceph Cluster - Stuart Hardy & Zaid Bester, Hexion
Hear about the unique design and performance of Hexion’s cluster, built over a 40km fiber network across six geo-diverse data centers.

11:20 AM: Coffee Break

11:45 AM: The Need for Speed: Accelerating OpenStack with NVMe-oF & Ceph - Kritik Sachdeva, Technical Support Professional, IBM
A session exploring how to integrate Ceph with NVMe-oF to boost performance in OpenStack clouds, complete with a live demonstration.

12:20 PM: Speed Up Your Deployments Using the Ansible Cephadm Collection - Piotr Parczewski, Senior Technical Lead, StackHPC Ltd.
An introduction to an automated method of quickly deploying and setting up Ceph clusters using an Ansible collection.

12:35 PM: Integrating Ceph RGW with Kubernetes: A Hands-On Demonstration of CSI-S3 Capabilities - Nilesh Chandekar, Technical Architect, Clear-Trail
A practical walkthrough on how to use Ceph RGW as a backend for Kubernetes workloads, with a focus on configuring the CSI-S3 driver.

1:05 PM: Lunch Break & Networking

2:45 PM: Ceph-CSI Support for AES-GCM: Challenges and Opportunities - David Mohren, DephOps, CLYSO GmbH

3:20 PM: Faster CephFS Mirroring with Bounded-Frontier Concurrency - Md Mahamudur Rahaman Sajib, Software Engineer, Croit GmbH
A look at two practical improvements for CephFS mirroring, including concurrent directory scanning and snapshot-aware remote scanning.

3:35 PM: AI-Driven Certificate & Key Lifecycle Automation in Ceph Storage Compliance - Harishkumar Bhokare, Lead Software Developer, IBM
Learn about an AI-driven approach to automating certificate and key management in Ceph to enhance compliance and resilience.

4:00 PM: Concluding Session: Speaker Panel, Q&A, and Summary

If you have any questions regarding the event, please do not hesitate to contact us !