Unverified50% confidenceFactExact time

AWS S3标准存储的可用性设计目标为99.99%，即每年约53分钟不可用

1

Sources

50%

Confidence

Long-term

Relevance

8/20/2026

First Seen

Sources

PBS痛失50TB数据：云厂商倒闭引发的存储安全反思

Related Claims

UnverifiedS3（Simple Storage Service）是 AWS 的对象存储服务65% similar UnverifiedMainstream cloud storage services such as AWS S3 promise 11 nines of data durability (99.999999999%), meaning that storing 10 million objects would on average lose only one every 10,000 years.60% similar

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