Archive
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Engineering Petabyte-Scale Global Vector Search
The AI revolution isn’t just about the beauty of a Large Language Model (LLM) hallucinating poetry; it’s about the brutal reality of the data infrastructure su…
AWS Swaps Data Center Chillers for Hydro-Turbines to Optimize PUE
There is a specific, low-frequency hum that defines the modern cloud. For the last two decades, that hum wasn't the sound of computation; it was the sound of t…
Hunting Distributed Heisenbugs with FoundationDB and TigerBeetle
Imagine you’re running a distributed database across three availability zones. At 3:04 AM, a switch in US-East-1 starts dropping exactly 4% of packets, but onl…
CXL: Solving the HBM Bottleneck for AI Superclusters
If you’ve spent any time lately monitoring a fleet of H100s or A100s during a large-scale LLM training run, you’ve likely stared at a dashboard that feels like…
CockroachDB Global Replication: Anatomy of a Thundering Herd
It’s 3:14 AM. Your pager isn't just buzzing; it’s screaming. You open your laptop, squinting against the blue light, and find a Grafana dashboard that looks li…
Time-Traveling Simulation for HFT Consensus Engines
It’s 2:14 AM. Your phone is screaming. A high-frequency trading (HFT) cluster in the Tokyo data center just suffered a partial network partition. For three mil…
Google Spanner: Mastering Time in Distributed Systems
In the world of distributed systems, there is a ghost that haunts every engineer: the speed of light.
Discord's Custom Raft Layer for Exabyte-Scale ScyllaDB Consensus
Imagine it’s Sunday night. A massive global e-sports tournament just ended, or perhaps a legendary K-pop group just dropped a surprise teaser. Millions of user…
Google Jupiter Rising: Replacing Load Balancers with Nanosecond Control
Imagine you are trying to coordinate a symphony where every musician is located in a different city, and the conductor is traveling at the speed of light. Now,…