Field notes
What broke, what we changed, and what we would do differently. Written by the engineers who did the work, not by anyone in marketing. Each note is filed under the phase of the loop it belongs to.
00406 RUNThe alert that woke us up for three monthsWhy we delete alerts instead of tuning them, and what happened when we deleted forty of them in one afternoon.READ →00305 RELEASEMaking a rollback boringEverybody has a rollback plan. Almost nobody has run one. Here is the drill we make every team do before their first real release.READ →00202 DESIGNSizing a system for the team that inherits itThe right architecture is not the one that scales furthest. It is the one the people staying behind can still operate on a Tuesday.READ →00103 BUILDThe cloud bill nobody ownedCloud spend goes wrong the same way in every company we have seen: it belongs to finance, who cannot change it, and not to engineering, who can.READ →
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