2025年10月20日的AWS大故障 坠毁Canvas 扰乱了美国学校的在线学习 A major AWS glitch on Oct. 20, 2025, crashed Canvas, disrupting U.S. schools' online learning.

2025年10月20日, Canvas 学习平台普遍断电, 扰乱全美大学及K-12教育, On October 20, 2025, a widespread outage of the Canvas learning platform disrupted college and K-12 education across the U.S., as a failure in Amazon Web Services' infrastructure—specifically a malfunction in an internal monitoring subsystem—caused connectivity issues affecting multiple services. 干扰影响到塔夫茨、UW-La Crosse和康奈尔等机构,导致课程材料难以获取、提交延误和性能下降,一些系统一直持续到下午。 The disruption, which impacted institutions including Tufts, UW-La Crosse, and Cornell, led to inaccessible course materials, submission delays, and degraded performance, with some systems remaining down into the afternoon. 这一事件凸显了教育技术中依赖主要云源提供者的脆弱性,因为类似的断电影响了Snapchat、Disney+和United Airlines等平台。 The incident highlighted vulnerabilities in education technology reliant on major cloud providers, as similar outages affected platforms like Snapchat, Disney+, and United Airlines. AWS确认正在进行恢复努力,但没有提供明确的恢复时间表。 AWS confirmed ongoing recovery efforts, but no clear restoration timeline was provided.