Performance

Illustration of intertwined gears representing lock‑free concurrency.

Hidden Memory Hazards in Lock-Free Data Structures

A deep dive into hidden memory hazards in lock‑free structures, with examples, diagnostics, and mitigation techniques for reliable concurrent code.

Illustration of encrypted data packets moving between client and server.

The Performance Tradeoffs of TLS 1.3 Zero Round‑Trip Resumption

A deep dive into TLS 1.3 0‑RTT resumption, covering handshake mechanics, latency benefits, replay risks, and practical configuration advice.

Diagram of a TCP packet traversing a network.

Why Your Single TCP Connection Still Faces Packet Loss Stalls

Even a lone TCP stream can stall due to packet loss. This post breaks down where loss occurs and how to diagnose and fix it.

Illustration of Go goroutines flowing across multiple CPU cores.

How the Go Runtime Balances Work Across Processor Threads

A deep dive into Go’s scheduler, showing how goroutines are mapped to OS threads, how work stealing and preemption keep CPUs busy, and practical tips for tuning performance.

Illustration of memory generations with objects moving between them.

Why Most Objects Die Young in Generational Garbage Collection

A deep dive into the reasons behind the high mortality of objects in generational GC, the mechanisms that make it efficient, and practical tips for developers.