Going Faster

Explore the Go language performance framework and thrash the cache in style.

Federico Lucifredi

Traditionally the best language to implement command-line interface (CLI) shell utilities in Linux was Perl [1] – primarily because of its large collection of pre-existing modules, a resource unparalleled at the time called CPAN [2]. Things have since changed, with Perl’s popularity steadily declining in the eyes of developers and other languages rising to produce comparably large module libraries, as in Python [3] or Node [4]. Recent books have been published about writing shell commands in Rust [5], Python [6], Node.js [7], and even Go [8], and it is into this last language’s interesting performance testing facilities I shall delve deeper. Go famously includes a testing framework, but perhaps less well known is its equally impressive builtin performance testing facility. To start, the directories should be set up as presented in…

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ADMIN Network & Security (Digital) - 1 Issue, July/August 2024

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