Mark Nelson
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what they talk about
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where they keep going back
- Cephalocon3 editions2023–2025
all 5 in the filters
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who talks about the same things
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| title | conference | date |
|---|---|---|
| Fragmentation in Ceph: Why It Happens and How We Fix It | Cephalocon 2025 | 2025-10-28 |
Fragmentation is a primary root cause of decade‑long Ceph performance regressions, arising in FileStore on XFS and Btrfs from inode splits, allocation group… | ||
| Ten Things I Hate About Microservices | Oracle DatabaseWorld: Multicloud AI Edition 2025 | 2025-05-07 |
Large migration narrative with concrete fixes not fluff describes splitting a monolith using the Data Refactoring Advisor (infomap clustering), surviving a… | ||
| Keynote: State of the Cephalopod | Cephalocon 2024 | 2024-12-04 |
Roadmap-sized update details shipped and planned features: claim of 1 TB/s aggregate throughput on ~630 OSDs, release Squid and upcoming Tentacle with focus on… | ||
| Keynote: Taking Ceph to the Next Level | Cephalocon 2024 | 2024-12-04 |
Clyso describes concrete upgrades: a Nautilus cluster moves live from old HDD nodes to NVMe and upgrades to Quincy with minimal interruption and measurable… | ||
| Keynote: Ceph Developers AMA: Meet the Minds Behind Open Source Ceph | Cephalocon 2024 | 2024-12-04 |
mclock is now the default OSD scheduler but teams report rough edges, so defaults move from high client IO to balanced, recovery prioritization and device… | ||
| Modeling Enterprise Application Transformation in Neo4j | NODES 2024 | 2024-11-07 |
Neo4j models enterprise transformation as application nodes and integration edges with pattern labels, loading inventories and phase rules from Excel and… | ||
| Experiences and Lessons Learned Building a Multi-Cloud Spring Boot Backend | SpringOne at VMware Explore 2023 Las Vegas | 2023-08-21 |
Multi‑cloud Spring Boot backend runs on Oracle Cloud and Azure (Tanzu and on‑prem BYO supported) and installs via Terraform + Ansible into Kubernetes with… | ||
| BlueStore V2 - an Evolutionary Step Forward | Cephalocon 2023 | 2023-04-16 |
BlueStore V2 describes concrete fixes and new components: a lazy unpinning approach that stabilizes cache reference counting after nine PR attempts, a bootable… | ||
| Ceph Performance Tuning: From Bluestore to RBD | Cephalocon 2023 | 2023-04-16 |
Uses CBT Upstream and fio/hsbench for repeatable tests on a 60‑OSD NVMe cluster and shows concrete wins: reads hit 4.5 million IOPS while burning ~8 cores per… | ||
| An Initial Look at Deep Learning IO Performance | Cephalocon 2023 | 2023-04-16 |
Benchmarks use ImageNet (1.3M images, ~160 GB) and TFRecords (about 1,000 files ~1.16 GB each) on Lambda Labs instances with 8 V100 GPUs and stock setups… | ||
| Hybrid Cloud Applications for the Enterprise – Evolving Traditional Applications with Microservices | Oracle Developer Live—Java 2020 | 2020-09-15 |
Verrazano is an open‑source enterprise container platform that wires WebLogic, Helidon microservices and Coherence into hybrid apps across a management cluster… | ||
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