Database mirroring connection error 4 'An error occurred while receiving data: '10054(An existing connection was forcibly closed by the remote host.)

公司一SQL Server镜像发生了故障转移（主备切换），检查SQL Server镜像发生主备切换的原因，在错误日志中发现下面错误：

 

 

Date        2019/8/31 14:09:17

Log     SQL Server (Archive #4 - 2019/9/1 0:00:00)

Source      spid35s

Message

Database mirroring connection error 4 'An error occurred while receiving data: '10054(An existing connection was forcibly closed by the remote host.)'.' for 'TCP://xxxxx:7022'.