Sys Design

News Feed

CC 150 Q12.2

HTTP Request

what-really-happens-when-you-navigate-to-a-url

Finding a needle in Haystack: Facebook’s photo storage

导读

Search Engine

CS6200 Informa.on Retrieval The Anatomy of a Large-Scale Hypertextual Web Search Engine

Disk Access Time

The access time or response time of a rotating drive is a measure of the time it takes before the drive can actually transfer data.

Access Time = Seek Time + Rotation Latency

LSS

VOD

MCT