应用程序接收数据包时,过一段时间就出现以下网络断连情况。
[ 1841.607494] stm32-dwmac 5800a000.ethernet eth0: Link is Down
[ 1852.008752] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx
今天偶尔发现,板子运行着,过一会串口也会打印出来网络断连和链接,感觉应该是系统有问题。
/home# mkdir s[ 193.378255] stm32-dwmac 5800a000.ethernet eth0: Link is Down
[ 201.690024] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx