https://www.rik-kisnah.ai/tags/fleet-operations/Recent content in Fleet Operations on Rik Kisnah - BlogHugoenTue, 13 May 2025 09:00:00 -0700https://www.rik-kisnah.ai/teach/systems/design-a-quota-system/Tue, 13 May 2025 09:00:00 -0700https://www.rik-kisnah.ai/teach/systems/design-a-quota-system/Every customer may use up to N of a thing. The fleet only has M. Track what is used, what is promised, and what is actually free, across a thousand hardware types and a hundred regions, and answer ‘can I have 64 GPUs?’ in milliseconds without ever saying yes twice for the same GPU.https://www.rik-kisnah.ai/teach/systems/design-a-safe-deployment-system/Tue, 22 Oct 2019 09:00:00 -0700https://www.rik-kisnah.ai/teach/systems/design-a-safe-deployment-system/Ship new code to ten thousand machines without taking the site down. One box first, then a few, then a region, with a health check at every step and a rollback that needs no human. The design is the gates, not the copying.