Blog

Engineering

Featured Articles

Scaling down to speed up: How we improved efficiency of live process metrics by 100x

Scaling down to speed up: How we improved efficiency of live process metrics by 100x

We re-architected the real-time data pipeline for Datadog’s Processes and Containers views—cutting traffic by 100x and infrastructure use by 98%. This post explores the system challenges, architectural changes, and their impact.

infrastructure monitoringperformanceprocessescontainers ...
Evolving our real-time timeseries storage again: Built in Rust for performance at scale

Evolving our real-time timeseries storage again: Built in Rust for performance at scale

Discover how we reengineered our metrics storage engine for massive scale with Rust, a shard-per-core model, and real-time performance.

metricsinfrastructure monitoringdatabase monitoringrustperformancestorage ...
How we tracked down a Go 1.24 memory regression across hundreds of pods

How we tracked down a Go 1.24 memory regression across hundreds of pods

We rolled out Go 1.24 and saw a memory regression. Here's how we dug into system metrics, uncovered a bug in the runtime allocator, and worked with the Go team to help fix it.

goperformance ...
View all articles

Latest Articles

How Go 1.24's Swiss Tables saved us hundreds of gigabytes

How Go 1.24's Swiss Tables saved us hundreds of gigabytes

go ...
How we built a real-time, client-side noise suppression library without server dependencies

How we built a real-time, client-side noise suppression library without server dependencies

open source ...
View all articles

Start monitoring your metrics in minutes