From Linux’s 30‑Year Legacy to the Future of Sky Computing: Key Tech Highlights

Linux 30th Birthday

On August 25, 2021, Linux celebrated its 30th anniversary. Thirty years ago, Linus Torvalds, a Finnish computer science graduate student, announced he was developing an operating system as a hobby—Linux. Today, Linux is a legendary milestone in software development history.

Facebook Horizon Workrooms

Facebook launched the remote collaboration platform Horizon Workrooms, now publicly available on Oculus Quest 2. The app supports mixed‑reality desktops, keyboard tracking, video conferencing, wireless desktop streaming, hand tracking, spatial audio, and features personal and public whiteboards for notes, presentations, and importing text, images, and video files.

Elon Musk’s Humanoid Robot

Elon Musk announced at Tesla’s AI Day that the company is developing a humanoid robot, with a prototype expected next year, intended to perform dangerous, repetitive, or boring tasks.

Metaverse: Bubble or Future?

In 2021, following Roblox’s IPO, the “metaverse” concept surged across the internet, VR/AR, and finance sectors, sparking widespread discussion about the emergence of a virtual universe.

Sky Computing – A Vision for the Future of Cloud Computing

Ion Stoica, co‑founder of AMPLab and core Spark designer, presented the “Sky Computing” concept at the HotOS conference, envisioning a public computing service that transcends individual cloud platforms. The paper argues that economic challenges, not technical ones, are the main obstacles, and that reciprocal peer relationships are key to achieving Sky Computing as a universal software platform.

KubeSphere Core Architecture Overview

KubeSphere provides enterprise‑grade Kubernetes environments with features such as multi‑cloud and multi‑cluster management, resource management, DevOps, application lifecycle, service mesh, logging, networking, multi‑tenant management, monitoring, alerting, event auditing, storage, access control, GPU support, network policies, image registry, and security. Leveraging Kubernetes’ robust design, KubeSphere adopts a lightweight architecture that flexibly integrates resources and enriches the Kubernetes ecosystem.

ZFS Storage Pool Block Management and Transaction Model

ZFS was created in 2001 by Sun’s storage team led by Jeff Bonwick and released as part of Solaris. In 2005 Sun open‑sourced Solaris, including ZFS, leading to OpenSolaris. After Oracle’s acquisition of Sun in 2010, the illumos project was formed to maintain the open‑source Solaris code, and OpenZFS was launched in 2013. ZFS on Linux saw its first stable release in 2013, continuing development.