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Systems Correctness Practices at Amazon Web Services
(AWS) strives to deliver reliable services that customers can trust completely. This requires maintaining the highest standards of security, durability, integrity, and availability—with systems correctness serving as the cornerstone for achieving these priorities.
Firecracker uses a low-level protocol called virtio to expose emulated hardware devices (such as a network card or solid-state drive) to guest kernels running inside the VM. Given the high percentage of cloud CPU cycles spent on cryptography, this type of optimization can significantly reduce infrastructure costs and aid sustainability while at the same time improving customer-visible performance. The education gap begins at the academic level, where even basic formal reasoning approaches are rarely taught, making it difficult for graduates from top institutions to adopt these tools.
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