Linux kernel source tree

Modern HTTP benchmarking tool

Command-line JSON processor

A code-searching tool similar to ack, but faster.

Zstandard - Fast real-time compression algorithm

BCC - Tools for BPF-based Linux IO analysis, networking, monitoring, and more

AddressSanitizer, ThreadSanitizer, MemorySanitizer

带有详细注释的 Redis 3.0 代码（annotated Redis 3.0 source code）。

FastDFS is a high performance distributed file system (DFS). It's major functions include: file storing, file syncing and file accessing, and design for high capacity and load balance. Wechat/Weixi…

开发内功修炼

Scriptable database and system performance benchmark

输入SQL，输出索引优化建议

A high performance layer 4 load balancer

Gluster Filesystem : Build your distributed storage in minutes

upstream mirror

An online request replication and TCP stream replay tool, ideal for real testing, performance testing, stability testing, stress testing, load testing, smoke testing, and more.

A high-performance and stable proxy for MySQL, it is developed by Qihoo's DBA and infrastructure team

A generic dynamo implementation for different k-v storage engines

Storage Performance Development Kit

Performance monitoring tools for Linux

A cloud-native database based on PostgreSQL developed by Alibaba Cloud.

Unix command line queue utility

Official MyDumper Project

C/C++ server and network library, including coroutine,redis client,http/https/websocket,mqtt, mysql/postgresql/sqlite client with C/C++ for Linux, Android, iOS, MacOS, Windows, etc..

Taobao System Activity Reporter

Portable file system cache diagnostics and control

NVMe management command line interface.

CPU usage limiter for Linux

Pcap editing and replay tools for *NIX and Windows - Users please download source from