Wikipedia

• Device file is an interface to a device driver that appears in a file system as if it were an ordinary file.
  • Unix and Unix-like systems
    • Block devices provide buffered access to hardware devices, and provide some abstraction from their specifics.
• Storage area network (SAN) is a computer network which provides access to consolidated, block-level data storage.
• Network-attached storage (NAS) is a file-level computer data storage server connected to a computer network providing data access to a heterogeneous group of clients.

SSD

• Coding for SSDs
  • Part 1: Introduction and Table of Contents
    • Hacker News
      • The fact that we can do parallel reads from an SSD does give more flexibility to DB developers.
  • Part 2: Architecture of an SSD and Benchmarking
  • Part 3: Pages, Blocks, and the Flash Translation Layer
  • Part 4: Advanced Functionalities and Internal Parallelism
  • Part 5: Access Patterns and System Optimizations
  • Part 6: A Summary – What every programmer should know about solid-state drives

NAS

• Synology
  • DiskStation Manager (DSM) is the intuitive operating system that powers every Synology NAS.
    • Overview
      • Virtualization Deploy VMs and containers directly, or provide reliable storage for external hypervisors.
    • What is NAS? provides a centralized location on a network to store data.
  • r/synology / What’s the point of virtual DSM?
• XPEnology
  • XPEnology is an open source alternative to Synology's DSM. You can easily install it on a regular x86 machine to have a fully-fledged Network Attached Storage (NAS) server.
  • pikabu.ru/tag/Xpenology
  • Хабр / Собираем сетевое хранилище (NAS) XPenology
• vdsm/virtual-dsm Virtual DSM in a Docker container.
  • XPEnology Community / NEW: Virtual DSM in Docker - DSM 7.x

Quantum

• УНИАН / Квантовые компьютеры - ученые решили проблему 10-летней давности 20.11.24

misc.

• Overclockers.ru / Ученые записали терабайты данных на миллиметровый кристалл 17 фев 2025

Versus

SAN vs. NAS

• r/sysadmin / SAN vs NAS
  • a SAN provides block storage, whereas NAS provides file storage (i.e, SAN appears as a local disk you can format, whereas NAS appears as a file server)
• IBM / Storage Area Network (SAN) vs. Network Attached Storage (NAS)
• HUAWEI / What are the Differences Between NAS and SAN Storage?
• GeeksforGeeks.org / Difference between Storage Area Network (SAN) and Network Attached Storage (NAS)
• ОПТА Видео / SAN или NAS - как выбрать и чем они отличаются друг от друга