Qunar Tech Salon
Jun 4, 2015 · Backend Development
Implementing Service Traffic Replication with TCPCopy and DubboCopy
The article explains how TCPCopy can duplicate live TCP/UDP traffic for testing, describes the challenges of selective traffic copying, and details the design and implementation of DubboCopy—a Netty‑based proxy that lowers usage barriers, supports multi‑dimensional traffic selection, and monitors performance metrics with minimal resource overhead.
DubboCopybackendnetty
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