https://tuanhiep.github.io/tags/low-latency/Recent content in Low-Latency on Tuan Hiep TRAN — System Design & AI InfraHugoen-usSun, 22 Feb 2026 00:00:00 +0000https://tuanhiep.github.io/posts/series_1/3.stock_exchange_architecture/Sun, 22 Feb 2026 00:00:00 +0000https://tuanhiep.github.io/posts/series_1/3.stock_exchange_architecture/How to survive hardware crashes without a database. We explore Event Sourcing, the Sequencer pattern, and UDP Multicast to achieve 99.999% uptime in a single-threaded architecture.https://tuanhiep.github.io/posts/series_1/2.stock_exchange_matching_engine/Fri, 20 Feb 2026 00:00:00 +0000https://tuanhiep.github.io/posts/series_1/2.stock_exchange_matching_engine/Why multi-threading kills High-Frequency Trading systems. We explore lock-free concurrency, Mechanical Sympathy, and the LMAX Disruptor pattern to achieve sub-microsecond matching.https://tuanhiep.github.io/posts/series_1/1.stock_exchange_order_book/Wed, 18 Feb 2026 00:00:00 +0000https://tuanhiep.github.io/posts/series_1/1.stock_exchange_order_book/Designing a high-frequency trading Order Book. We formalize memory layout, trace state execution, and achieve strict O(1) cancellations.