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Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Jun 4, 2024 · Big Data

Why Kafka Can Achieve Million‑Message‑Per‑Second Throughput: Disk Sequential Write, Zero‑Copy, Page Cache, and Memory‑Mapped Files

The article explains how Kafka attains ultra‑high write throughput by leveraging disk sequential writes, zero‑copy data transfer, operating‑system page cache, and memory‑mapped files, detailing each technique’s impact on latency, CPU usage, and overall performance.

Big DataKafkaZero Copy
0 likes · 5 min read
Why Kafka Can Achieve Million‑Message‑Per‑Second Throughput: Disk Sequential Write, Zero‑Copy, Page Cache, and Memory‑Mapped Files
Manbang Technology Team
Manbang Technology Team
Sep 13, 2018 · Mobile Development

Design and Implementation of a High‑Performance, High‑Availability Logging System for iOS Apps

This article describes the motivation, design choices, memory‑mapped implementation, performance evaluation, and practical lessons learned while building a lightweight, crash‑resilient logging framework for the 运满满 iOS client, highlighting its superiority over traditional file‑write approaches.

EncryptionPerformanceiOS
0 likes · 8 min read
Design and Implementation of a High‑Performance, High‑Availability Logging System for iOS Apps