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Percona Toolkit – A Quick Introduction to Summary

Percona

Percona Toolkit is a collection of advanced open source command-line tools, developed and used by the Percona technical staff, that are engineered to perform a variety of MySQL, MariaDB, MongoDB, and PostgreSQL server and system tasks that are too difficult or complex to perform manually. Caches | 12.4G Caches | 12.4G

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A thorough introduction to bpftrace

Brendan Gregg

BPF has been extended (aka eBPF) in recent years for providing a safe way to extend kernel functionality, and has become a hot topic in systems engineering, with at least 24 talks on BPF at the last Linux Plumber's conference. system(".") In this post I'll summarize the bpftrace language, variable types, probes, and tools.

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Chrome's NOSCRIPT Intervention

Tim Kadlec

Web fonts fallback very easily to system fonts so disabling web fonts is not a huge deal to most. The two results that jump out right away as oddities are The Atlantic and The Verge which managed to get a whopping 293% and 2048% heavier without JavaScript. But disabling JavaScript is a much more controversial move, it appears.

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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

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