AMQ9558

<pre name="code" class="sql">11/19/14 15:08:51 - Process(29622396.1) User(mqm) Program(runmqchl_nd)                    Host(midcup1)AMQ9208: Error on receive from host 10.171.16.4(1418).EXPLANATION:An error occurred receiving data from 10.171.16.4(1418) over TCP/IP. This maybe due to a communications failure.ACTION:The return code from the TCP/IP read() call was 73 (X'49'). Record these valuesand tell the systems administrator.----- amqccita.c : 3434 -------------------------------------------------------11/19/14 15:08:51 - Process(29622396.1) User(mqm) Program(runmqchl_nd)                    Host(midcup1)AMQ9999: Channel program ended abnormally.EXPLANATION:Channel program 'FS_330723_CZSH_DATA' ended abnormally.ACTION:Look at previous error messages for channel program 'FS_330723_CZSH_DATA' inthe error files to determine the cause of the failure.----- amqrccca.c : 921 --------------------------------------------------------11/19/14 15:23:51 - Process(54853774.1) User(mqm) Program(runmqchl_nd)                    Host(midcup1)AMQ9002: Channel 'FS_330723_CZSH_DATA' is starting.EXPLANATION:Channel 'FS_330723_CZSH_DATA' is starting.ACTION:None.-------------------------------------------------------------------------------现象:通道状态retrying ,断开后又能连上。初步分析原因:我分析：路由器的NAT转换是有有效期的，默认是5分钟，如果5分钟没数据经过，原有的转换条目失效，就是重新转换，重新转换时，数据包的源端口会变掉，可能导致对方服务器认为是一个新的连接。而旧连接还没释放，导致连接失败初步估计是通道断开后，我们发起新的连接请求，但通道接收方却在死等着原来的通道连接，于是我们这边就报错了