System Design with Sage·3d agoHow to access the Grokking System Design CoursePicking a System Design course is only the first step. Getting set up well, with the right account, the right plan and a routine that fits…
System Design with Sage·4d agoHow key-value stores behave under real loadYour key-value store is probably fine at 5,000 ops/sec in a benchmark. That tells me almost nothing about how it will behave at 5,000…
System Design with Sage·5d agoThe three bottlenecks every text-to-video pipeline hitsIf your text-to-video demo feels fine on one prompt and collapses under ten concurrent users, I can usually predict why before opening a…A response icon1A response icon1
System Design with Sage·Nov 4How LLM Batching Really Works Under Latency PressureI often see teams improve tokens per second, ship the change, and then get paged because first-token latency doubles under live traffic…A response icon1A response icon1
System Design with Sage·Nov 4The reliability mistakes every backend engineer makes onceIn my experience, the migrations that cause incidents are usually valid. The statement runs, the job goes green, and the trouble starts…
System Design with Sage·Nov 3What a decade of postmortems taught me about System DesignAn outage starts at 1:20 a.m. The first alert fires at 2:00.
System Design with Sage·Oct 27How idempotency actually works in distributed systemsRetries are easy to add and hard to make safe. The real trouble starts when a request times out after a side effect may already have…A response icon1A response icon1
System Design with Sage·Oct 27The 6 distributed systems failures behind most outagesA five-millisecond slowdown should not be able to knock over a healthy system, but I have watched it do exactly that. The latency increase…
System Design with Sage·Oct 26Why distributed systems are so hard to get rightA client calls a payment service. The call times out. Did the charge happen or not?
System Design with Sage·Oct 22How to access the Grokking System Design CoursePicking a System Design course is only the first step. Getting set up well, with the right account, the right plan and a routine that fits…
