BLOG
Notes from people who carry the pager.
Guides on logging, tracing and on-call, stories from our own incidents, and what shipped each month.
ALL POSTS
Everything we have written.
Engineering notes, product updates and the occasional incident review.

Guides
Tracing a request from the browser to the database
A plain walkthrough of distributed tracing, with one real checkout request as the example.

Guides
Alerts that fire on what customers feel
Why we alert on failed checkouts and slow logins instead of CPU, and how to write your first rule.

Product
Ask in plain English: how the query assistant works
The assistant turns a question into a trace search and always shows the query it ran.

Changelog
Our September release: faster search and saved views
Search is 3x faster on large projects, and any filter can now be saved and shared as a link.

Company
What 4,000 teams taught us about on-call
We looked at a year of anonymised alert data. Most pages happen between 2 and 4 a.m. and half need no action.
THE ON-CALL NOTE
One useful email a month.
A practical guide, a changelog summary and nothing else. Unsubscribe in one click.
