Facebook gives away homebrewed OS monitoring tool

Facebook has released an open-source tool for monitoring operating system state changes across very large infrastructures, which could help engineers quickly diagnose performance and security issues.

The tool, called Osquery, allows administrators to run SQL-based queries on operating system characteristics stored in a high-performance database, collecting data such as running processes, loaded kernel modules and open networking connections, wrote Mike Arpaia, a Facebook software engineer.

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