Vault '19
who it's for
storage engineers, kernel developers, cloud infrastructure engineers, systems architects, database engineers, edge systems engineers
topics
SMB3 POSIX create context; Zoned Namespaces (ZNS); open-channel SSDs; Ceph object storage integration; DeltaFS containerized snapshots; multi-million IOPS driver tuning; disaggregated composable infrastructure; NVMe over Fabrics with Optane DCPM; RBD striping and clone semantics; programmable storage CLS plugins; large-scale POSIX archiving with LSM; IO cgroups and blk_iolatency
| title | author | length |
|---|---|---|
| SMB3 Linux/POSIX Protocol Extensions: Overview and Update on Current Implementations | Jeremy Allison, Steve French | 15m |
SMB3 POSIX Extensions are implemented in Samba and merging into the Linux kernel, using a 128-bit POSIX create context attached to specific open handles to… | ||
| From Open-Channel SSDs to Zoned Namespaces | Matias Bjørling | 31m |
Defines Zoned Namespaces (ZNS) as an NVMe proposal that exposes zone-level geometry and a zone append command which returns the actual LBA written, letting… | ||
| New Techniques to Improve Small I/O Workloads in Distributed File Systems | Dan Lambright | 21m |
Introduces a practical layer that runs on Ceph object storage and a DeltaFS fork that containerizes the academic DeltaFS stack, using an LSM-backed metadata… | ||
| Optimizing Storage Performance for 4–5 Million IOPs | James Smart | 24m |
Reworks the lpfc driver and firmware/driver balance to hit multi‑million IOPs by adding per-core completion queues and work queues, a shared overflow exchange… | ||
| Design of a Composable Infrastructure Platform | Brian Pawlowski | 29m |
DriveScale Composer composes secure bare-metal application clusters from disaggregated compute and storage at production scale (thousands of servers and… | ||
| The Storage Architecture of Intel's Data Management Platform (DMP) | David Cohen, Phillip Reisner | 27m |
Rack-centric cluster disaggregates storage from compute using LINSTOR + LINBIT orchestrator and Kubernetes with CNI/CSI, exposing NVMe volumes via… | ||
| scoutfs: Large Scale POSIX Archiving | Zach Brown | 20m |
Open source clustered POSIX file system that manages billions of archive entries (example: ~10 billion files) by turning metadata into the authoritative store… | ||
| Skyhook: Programmable Storage for Databases | Jeff LeFevre, Noah Watkins | 26m |
Skyhook pushes query work into Ceph OSDs using CLS plugins (C++/Lua) and per-node local RocksDB indices, claiming both I/O and CPU savings as storage scales. A… | ||
| Deep Dive into Ceph Block Storage | Mahati Chamarthy | 20m |
Explains how RBD stores thin-provisioned images as objects mapped across placement groups and OSDs, enabling striping across OSDs (default 4 MiB object/stripe… | ||
| Secure Distributed Block Device for Edge and Cloud | Jacob Gorm Hansen | 27m |
Mindcastle is a serverless distributed block store with compressed encrypted self-certifying chunks, HTTP-backed demand fetch, and incremental atomic updates… | ||
| IO and cgroups, the Current and Future Work | Josef Bacik | 18m |
Facebook deploys a kernel-layer controller that enforces per-cgroup latency targets by delaying requests before they become hardware outstanding, uses… | ||
| Self-Encrypting Drive (SED) Standardization Proposal for NVDIMM-N Devices | Frederick Knight, Sridhar Balasubramanian | 32m |
Proposal defines BAEBI and TCG extensions to make NVDIMM‑N act like a self‑encrypting device: encrypt on Catastrophic Save, decrypt on Restore, store… | ||
| nothing matches | ||