Xianyu Technology
Jan 21, 2021 · Backend Development
Optimizing Online IM Channel Stability in Xianyu
Xianyu improved its online IM channel stability by adding heartbeat‑based connection monitoring, rapid reconnection, ACK‑driven retry queues stored in Alibaba Cloud Table Store, and adaptive delay strategies, which together cut ACC compensation arrival time by 75% (from 60 to 15 minutes) and dramatically reduced user complaints.
IMLong ConnectionMessage Retransmission
0 likes · 14 min read