2、recv 返回值小于请求的长度时说明缓冲区已经没有可读数据,但再读不一定会触发EAGAIN,有可能返回0表示TCP连接已被关闭。 3、当socket是非阻塞时,如返回此错误,表示写缓冲队列已满,可以做延时后再重试. 4、在Linux进行非阻塞的socket接收数据时经常出现Resource temporarily unavailable,errno代码为11(EAGAIN),表明在...
errno.32 is: Broken pipe[断开的管道](原因:the broken pipe error occurs if one end of the TCP socket closes connection(using disconnect) or gets killed and the other end tries to still write to it. An indication of a closed/terminated connection is a return value of 0 when you try to ...
Linux与Windows，TCP socket通讯莫名104错误问题可能是接收端未读完数据关闭，写入端失败，返回error, 104,...
ESP_LOGE(TAG, "reStart create tcp socket error,stop..."); continue; } else { ESP_LOGI(TAG, "reStart create tcp socket succeed..."); //重新建立完成,清除标记 g_rxtx_need_restart = false; //建立tcp接收数据任务 if (pdPASS != xTaskCreate(&recv_data, "recv_data", 4096, NULL, 4, ...
拔服务器端网线测试,客户端设置keep alive时,recv较快返回0, 先收到ECONNREFUSED (Connection refused)错误码,其后都是ETIMEOUT。 2、an error returned from connect(), so it can only occur in a client (if a client is defined as the party that initiates the connection ...
拔服务器端网线测试,客户端设置keep alive时,recv较快返回0, 先收到ECONNREFUSED (Connection refused)错误码,其后都是ETIMEOUT。 2、an error returned from connect(), so it can only occur in a client (if a client is defined as the party that initiates the connection _ 110 ETIMEDOUT_ +Connectio...
tp.Recv(str_msg); printf("server respond: %s\n", str_msg.c_str()); sleep(1); } close(sockfd); return 0; } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. ...
拔服务器端网线测试,客户端设置keep alive时,recv较快返回0, 先收到ECONNREFUSED (Connection refused)错误码,其后都是ETI 48、MEOUT。2、an error returned from connect(), so it can only occur in a client (if a client is defined as the party that initiates the connection_ 110 ETIMEDOUT_ +...
# netstat -an | awk '/^tcp/ {++state[$6]} END {for (key in state) print key,"\t",state[key]}' TIME_WAIT 1832 CLOSE_WAIT 360 FIN_WAIT2 12 ESTABLISHED 3588 SYN_RECV 148 CLOSING 7 LAST_ACK 19 LISTEN 59 查出目前 ip_conntrack 的排名: 代码如下: $ cat /proc/net/nf_conntrack ...
错误消息不考虑】if(unlikely(flags&MSG_ERRQUEUE))returninet_recv_error(sk,msg,len,addr_len);// ...