告诉 XREADGROUP 阻止直到有消息而不是客户端必须轮询是否有任何缺点?
从:
https://redis.io/commands/xreadgroup
目前尚不清楚这意味着:
"On the other side when XREADGROUP blocks, XADD will pay the O(N) time in order to serve the N clients blocked on the stream getting new data."
有人可以阐明Redis 中流的阻塞机制吗?