1+1=10

singleflight--->sync.Map

1

//说明：sync.Map的原子操作，适用于读多很少，相比以前读写都使用mutex，性能会更好 //测试用例部分过不了，需要先执行fn() 函数获取val，，Kevin老师是否考虑使用sync.Map

error getting request data

3

Hope to be allowed (error getting request data)

error getting request data: message type xxxxx has no known field named xxx

3

grpc is encapsulated as http request and uses post + json request. If the fields in the request body are not in the message defined by proto, error getting request...

连接服务器失败了