Chang Song

Korea Korea, South

CTO at Naver

Technology / Software / Internet

Internet datacenter operations & service architecture Fault-tolerant distributed system architecture Cloud computing architecture and components Expert in performance analysis, performance optimization, scalability in web scale internet service Directly worked on caching layer, web service bottleneck analysis and optimization, troubleshooting difficult technical problems (from mobile TCP down to backend storage device layer) Micro/macro performance optimization: CPU cache to TCP packet level, NUMA architecture, DB/caching Very interested in low power computing, many-core computing, lockless data structure, distributed systems UNIX kernel filesystem (UFS, Advfs, etc) Virtual machine (It...