转自：InfoQ - 华卫 半个互联网又又又断了。 11月18日，Cloudflare 公司遭遇了持续数小时的宕机事故，导致多款热门网站和 AI 服务下线。 据报道，此次服务中断持续约五个半小时，OpenAI 的 ChatGPT 和 Sora 均在受影响应用之列， Claude、Shopify 以及美国新泽西州公共交通系统的官网也出现了故障。 1 神秘流量激增，导致大范围宕机 据外媒报道，美国东部时间 11 月 18 日凌晨 5 点 20 分左右，Cloudflare 首次发现平台出现异常流 量。约一个半小时后，该公司在状态页面更新公告，告知客户此次宕机事件，服务中断表现为出现错 误提示及延迟升高。"Cloudflare 内部服务出现故障。部分服务可能会间歇性受到影响，"Cloudflare 在美国东部时间早上 7 点前不久发布的公告中表示。 而受此次宕机影响的并非仅有面向网站的 CDN 服务。故障还波及了其应用服务产品套件，该套件为 云端及本地工作负载提供 CDN 功能，同时保护这些工作负载的应用程序接口免受恶意流量攻击。 Cloudflare 在今年 7 月的一篇博客指出，全球约 20% 的网站依赖其管理 ...

整理 | 华卫 半个互联网又又又断了。 刚刚，Cloudflare 公司遭遇了持续数小时的宕机事故，导致多款热门网站和 AI 服务下线。据报道， 此次服务中断持续约五个半小时，OpenAI 的 ChatGPT 和 Sora 均在受影响应用之列，Claude、 Shopify 以及美国新泽西州公共交通系统的官网也出现了故障。 神秘流量激增， 导致大范围宕机 据外媒报道，美国东部时间 11 月 18 日凌晨 5 点 20 分左右，Cloudflare 首次发现平台出现异常流 量。约一个半小时后，该公司在状态页面更新公告，告知客户此次宕机事件，服务中断表现为出现错 误提示及延迟升高。"Cloudflare 内部服务出现故障。部分服务可能会间歇性受到影响，"Cloudflare 在美国东部时间早上 7 点前不久发布的公告中表示。 而受此次宕机影响的并非仅有面向网站的 CDN 服务。故障还波及了其应用服务产品套件，该套件为 云端及本地工作负载提供 CDN 功能，同时保护这些工作负载的应用程序接口免受恶意流量攻击。 Cloudflare 在今年 7 月的一篇博客指出，全球约 20% 的网站依赖其管理和保护流量。据 Dow ...

Core Insights - The Chinese team behind the open-source operating system "Asterinas" won the Best Paper Award at the prestigious SOSP conference, marking a significant achievement in the history of Chinese contributions to the field [1][3] - The award-winning paper focuses on memory management, a critical challenge in operating systems, and proposes a novel architecture called "CortenMM" that significantly improves performance and security [4][5] - The "Frame-kernel" architecture introduced by Asterinas aims to reconcile the long-standing trade-off between performance and security in operating systems [6][8] Technical Innovations - CortenMM eliminates redundant software layers, resulting in performance improvements of up to 26 times compared to Linux in real-world applications [5] - The "Frame-kernel" architecture divides the operating system into a privileged "OS framework" and unprivileged "OS services," leveraging Rust for enhanced memory safety [8][10] - This architecture reduces the amount of critical code, enhancing overall system security, with only about 30% of the code being critical compared to traditional operating systems [8][10] Market Position and Future Goals - Asterinas aims to position itself as a superior alternative to Linux, with a fully open-source approach and a vision to create a better operating system for both domestic and international markets [10][11] - The team has set a roadmap with two main phases: the first phase focuses on cloud deployment by 2027, targeting a "million-core" computing capacity, while the second phase aims to expand to edge devices by 2030, covering "million devices" [12][13] - The project benefits from collaboration with academic institutions and support from Ant Group, fostering a unique "industry-academia-research" model [11][13]

Core Viewpoint - Vivo has announced the open-source release of its self-developed Blue River operating system kernel, which is the first open-source Rust kernel suitable for embedded and mobile devices, addressing long-standing issues of memory safety and maintenance costs associated with traditional C language [1][2][3]. Group 1: Features of Blue River Operating System - The Blue River operating system is entirely written in Rust, providing inherent advantages in memory safety, efficiency, and cross-platform compatibility [2][3][9]. - The kernel is lightweight, requiring minimal hardware resources, with a minimum kernel heap memory usage of only 13KB, making it suitable for devices with limited memory [22][24]. - It supports multiple architectures, including ARM and RISC-V, facilitating easier porting for developers [26][28][30]. Group 2: Security Advantages - Rust's ownership and borrowing mechanisms ensure memory safety by preventing common vulnerabilities such as buffer overflows and null pointer dereferences [16][18]. - The kernel's design incorporates various security strategies, including privilege separation and module isolation, to provide comprehensive protection [18][20]. Group 3: Industry Impact and Ecosystem Development - The open-sourcing of the Blue River kernel aims to promote the Rust ecosystem in China, addressing the need for a robust development community around Rust [45][47]. - Vivo plans to collaborate with industry partners and educational institutions to host the Blue River operating system innovation competition, fostering learning and innovation [4][46]. - The move is seen as a significant step towards achieving autonomy in operating system development, reducing reliance on existing Linux kernels [42][45]. Group 4: Future Opportunities - The open-source nature of the Blue River kernel allows for broader community involvement, enabling developers to innovate based on the kernel [46][50]. - The kernel is positioned to meet the increasing demands of AI applications, providing a reliable foundation for future developments in AI-native terminals [47][51].