context with path [] threw exception [Request processing failed; nested exception is org.springframework.web.client.ResourceAccessException: I/O error on GET request for "http://localhost:8081/provider/echo/8090": Connection refused: connect; nested exception is java.net.ConnectException: Connection refused: connect] with root cause
java.net.ConnectException: Connection refused: connect
at java.net.DualStackPlainSocketImpl.connect0(Native Method) ~[na:1.8.0_291]
at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:75) ~[na:1.8.0_291]
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:476) ~[na:1.8.0_291]
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:218) ~[na:1.8.0_291]
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:200) ~[na:1.8.0_291]
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:162) ~[na:1.8.0_291]
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:394) ~[na:1.8.0_291]
at java.net.Socket.connect(Socket.java:606) ~[na:1.8.0_291]
at java.net.Socket.connect(Socket.java:555) ~[na:1.8.0_291]
at sun.net.NetworkClient.doConnect(NetworkClient.java:180) ~[na:1.8.0_291]
at sun.net.www.http.HttpClient.openServer(HttpClient.java:463) ~[na:1.8.0_291]
at sun.net.www.http.HttpClient.openServer(HttpClient.java:558) ~[na:1.8.0_291]
at sun.net.www.http.HttpClient.
at sun.net.www.http.HttpClient.New(HttpClient.java:339) ~[na:1.8.0_291]
at sun.net.www.http.HttpClient.New(HttpClient.java:357) ~[na:1.8.0_291]
at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1226) ~[na:1.8.0_291]
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1162) ~[na:1.8.0_291]
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1056) ~[na:1.8.0_291]
at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:990) ~[na:1.8.0_291]
1.重复确认一下启动的application对应的port是否和访问的是一致的
2.开启需要转接访问的provider之后再进行调用
