Making Go more efficient

Mat invites Bartłomiej Płotka, Kemal Akkoyun & Christian Simon to discuss how to make Go code more efficient through modern observability practices.

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Sponsors:

• Sourcegraph – Transform your code into a queryable database to create customizable visual dashboards in seconds. Sourcegraph recently launched Code Insights — now you can track what really matters to you and your team in your codebase. See how other teams are using this awesome feature at about.sourcegraph.com/code-insights
• Ship It! – A podcast about getting your best ideas into the world and seeing what happens. Listen to an episode that interests you and subscribe today.

Featuring:

• Bartlomiej Płotka – Mastodon, Twitter, GitHub, LinkedIn, Website
• Kemal Akkoyun – Mastodon, Twitter, GitHub, LinkedIn
• Christian Simon – Twitter
• Mat Ryer – Twitter, GitHub, LinkedIn, Website

Show Notes:

• Bartek’s “Efficient Go” Book
• Vitess Benchmark
• Tools for Monitoring Applications Logs
• Prometheus library for Go
• Profiling Go Programs
• pprof tool (also available in go tool pprof)
• pkg.go.dev/net/http/pprof
• pkg.go.dev/runtime/pprof
• Building a Go Profiler using Go
• Liz Rice on eBPF
• Arena proposal

Something missing or broken? PRs welcome!

Timestamps:

(00:00) - Opener
(00:32) - Sponsor: Sourcegraph
(02:15) - It's Go Time!
(03:05) - Welcome, everyone!
(04:19) - Getting to know our guests
(06:07) - Our topic: making Go more efficient!
(09:45) - How to spot when more efficiency is needed
(12:21) - How to select metrics to measure
(16:23) - How often to do a performance check
(23:13) - Sponsor: Ship It!
(24:42) - Kemal drops the first unpop of the show
(26:07) - Setting a budget for efficiency testing?
(30:15) - The cost of observing data in production
(33:09) - The tradeoff between features & perf
(36:50) - There goes my hero... watch him as he goes
(40:58) - Go vs other langs wrt observability
(43:43) - Making Go easier/better to profile
(46:26) - What is eBPF?
(49:47) - It's time for Unpopular Opinions!
(50:22) - Mat's very serious unpop
(50:39) - Mat's other unpop
(51:17) - Bartek's unpop
(54:58) - Christian's unpop
(55:39) - Kemal's unpop
(58:51) - Kemal's "real" unpop
(59:38) - Time to Go!
(1:00:29) - Outro (++ bonus!)

Episode source