Facebook is planning to open source LogDevice, the company’s custom-built solution for storing logs collected from distributed data centers. The company made the announcement as part of its Scale conference.
Logs are used to track database events. If a server suffers an outage for any reason, companies need a way to debug, perform security audits and ensure consistency between servers. This is particularly important to Facebook, which holds immense amounts of your content across its massive data centers around the world.
LogDevice is capable of recording data regardless of hardware or network issues. If something breaks, it will simply hand-off the task of collecting logs. And when everything turns back on, LogDevice can restore records at between five and 10 gigabytes per second.
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