in compressed network protocols, to ensure that a remote reader has enough data to reconstruct a packet. Flush does not return until the data has been written. If the underlying writer returns an error returned connection c's ReadFrom and WriteTo methods can be used to receive and send IP packets with per-packet addressing. func (*IPConn) Close func (c *IPConn) Close() error Close closes the IP connection *IPAddr, error) ReadFromIP reads a IP packet from c, copying the payload into b. It returns the number of bytes copied into b and the return address that was on the packet. ReadFromIP can be made to time out

6 次时，会关闭重建连 恰好有些实例出现 6 次⼼跳 与发送数据并发 出现了死锁 ⾃动 dumper 能够发现的偶发线上问题⼀览 Holmes 之前定位出的线上问题 Decode huge packet 某些语⾔的⽹络 encoding 有 bug 可能发⽣了字段偏移 ⾃动 dumper 能够发现的偶发线上问题⼀览 当服务上线时有机器的上下线通知 订阅该服务的其它服务 会收到服务列表的变更通知

ResponseWriter, r *http.Request) { r.ParseForm() //Parse url parameters passed, then parse the response packet for the POST body (request body) // attention: If you do not call ParseForm method, the following