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Facebook's Flashcache For The Linux Kernel

Sep 29, 2011, 06:00 (0 Talkback[s])

"One of their open-source projects they made public last year for increasing their database performance was Flashcache. Flashcache is a kernel module that provides a block cache for Linux with various caching modes.

Flashcache can provide a simple persistent block cache to accelerate readers and writes from slower rotational media while caching the data on solid-state storage. Facebook originally designed this module to accelerate their MySQL database workloads, but it's a generic caching module for any disk-heavy workload.

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