Chenzi's Digital Garden

Thoughts on systems programming, network optimization, and technology architectures.

Recent Posts

Understanding TCP BBR Congestion Control on High-Latency Networks

Deep dive into how BBR measures bottleneck bandwidth and round-trip propagation time to prevent bufferbloat and optimize transport speeds.

Comparing Hysteria2 and standard TLS Tunnels under Packet Loss

An analysis of bandwidth recovery rates using UDP-based QUIC protocol versus traditional TCP tunnels on highly congested networks.

Writing a lightweight HTTP server using fasthttp in Go

How fasthttp optimizes memory allocation through object pooling and zero-copy string conversion to achieve massive concurrency increases.