This is historically not correct, the threaded I/O branch was started 1.5 years ago, you can check the history online, it's all public. Moreover before me, and

This is historically not correct, the threaded I/O branch was started 1.5 years ago, you can check the history online, it's all public. Moreover before me, and after me, a number of individuals did the same work many times, including Alibaba team, AWS team, and so forth. It's an obvious feature, the reason for not doing this, or doing this in a very limited fashion, is philosophical rather than technical. Btw Keydb way of doing threading has nothing to do with the trick used by Redis I/O threading AFAIK, of just fanning out to N threads only in the hot places.