imc数据库连接不上

1.ip地址未发生变化 2.数据库服务都是正常的 3.虚拟机整机漂移，所有配置未发生任何改变 4.用户和密码没有变化 5.有错误日志截图，但手机端没法上传图片

com.microsoft. sqlserver.jdbc.SQLServerException:通过端口1433连接到主机127.0.0.1的 TCP/IP连接失败。错误:“No buffer space available (maximum connections reached?): connect at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(SQLServerException.java:190) at com. microsoft.sqlserver.jdbc.SQLServerException. ConvertConnectExceptionToSQLServerException(SQLServerException.java:241) at com microsoft.sqlserver.jdbe.SocketFinder. findSocket (I0Buffer.java:2243) at com.microsoft,sqlserver.jdbc,TDSChannel.open(I0Buffer.java:491) at com.microsoft.sqlserver.jdbo.SQLServerConnection.connectHelper (SQLServerConnection.java:1309) at com. microsoft. sqlserver.jdbc.SQLServerConnection.login(SQLServerConnection.java:991) at com.microsoft. sqlserver.jdbc.SQLServerConnection.connect (SQLServerConnection.java:827) at com.microsoft. sqlserver.jdbc.QLServerDriver. connect(SQLServerDriver.java:1012) at java.sql.DriverManager.getConnection(DriverManager,java:582) at java.sql.DriverManager.getConnection(Driverlanager.java:154) at com.h3c.imc.deploy,dma.EnvPanel.a(EnvPanel,java:1029) at com.h3c.imc.deploy.dma.EnvPanel.B(EnvPanel.java:984) at com.h3c.imc.deploy.dma.EnvPanel,a(EnvPanel.java:126) at comh3c.imc.deploy,dma,az.run(EnvPanel,java:909)