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distributed-systems
65 postsEdge Gateway Architecture: Diskless Design and the Rust DashMap Trap
A deep dive into Cloudflare-style edge gateway architecture: data/control plane separation, in-memory TLS, WASM sandboxing, and the Rust DashMap deadlock pitfall.
Why Wire Is Moving Off Cloudflare Durable Objects
Wire, which builds context containers for AI agents, is leaving Cloudflare Durable Objects for a self-built Fly Machines runtime, citing structural limits and sharing benchmark results.
Netflix Cuts Cassandra Partition Latency to Milliseconds via Per-ID Splitting
Netflix's AI team splits wide Cassandra partitions per ID asynchronously during reads, cutting tail latency from seconds to milliseconds with zero app changes.
CommitBrief — AI code reviews, right in your terminal
A provider-agnostic, local-first CLI that reviews your staged changes, a historic range, or a whole GitHub pull request. Zero telemetry, no server. Free and open source.
commitbrief.comChorus: A Fast Single-Writer WAL Built on Google Cloud Storage
Chorus is a single-writer WAL built directly on Google Cloud Storage, delivering regional durability at single-zone latency without Kafka or etcd.
Chasing True Zero-Downtime Redis Sentinel Failover on Kubernetes
An engineer's attempt to achieve near zero-downtime Redis Sentinel failover on EKS: custom preStop hooks, ioredis buffering risks, and the debate over HA at scale.
Building auth on a store that only does get and put
How we built an authentication system on a store that only supports get and put, using key design and ETag-based concurrency instead of SQL.
Managing User Data in Globally Distributed Web Architectures
A look at how multi-region architectures balance latency, consistency, and data residency for global-scale web applications.
Engineering webhooks that never get lost: queue, retry, idempotency
A practical breakdown of reliable webhook delivery architecture: fast ack, queuing, idempotency, exponential backoff, dead letter queues and replay for payment integrations.
Kafka 3.7 vs 4.3: How linger.ms Defaults Shape Real Performance
A Kafka benchmark analysis showing much of the 3.7.2 vs 4.3.0 performance gap traces back to the linger.ms default changing from 0 to 5 ms, not core engine improvements.
Multigres Brings Listen/Notify to Pooled Postgres Connections
Multigres uses a shared listener connection and a two-level fan-out to make Postgres listen/notify scale cleanly across pooled connections.