Connection timed out (Connection timed out) commings with Jhipster Register multiple time , due to which apis are failing

[Dinesh5490007]

05:44.719 WARN 1 --- [reshExecutor-13] c.n.d.s.t.d.RetryableEurekaHttpClient : Request execution failed with message: I/O error on GET request for "http://admin:admin@20.203.137.209:8761/eureka/apps/delta": Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out); nested exception is org.apache.http.conn.HttpHostConnectException: Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out)
2022-11-03 09:05:44.719 INFO 1 --- [reshExecutor-13] com.netflix.discovery.DiscoveryClient : DiscoveryClient_KEYCLOAK-SERVICE/keycloak-service:adee6ebfa1ad22bb7d32e26fd1420f97 - was unable to refresh its cache! This periodic background refresh will be retried in 10 seconds. status = Cannot execute request on any known server stacktrace = com.netflix.discovery.shared.transport.TransportException: Cannot execute request on any known server
at com.netflix.discovery.shared.transport.decorator.RetryableEurekaHttpClient.execute(RetryableEurekaHttpClient.java:112)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.getDelta(EurekaHttpClientDecorator.java:149)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator$7.execute(EurekaHttpClientDecorator.java:152)
at com.netflix.discovery.shared.transport.decorator.SessionedEurekaHttpClient.execute(SessionedEurekaHttpClient.java:77)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.getDelta(EurekaHttpClientDecorator.java:149)
at com.netflix.discovery.DiscoveryClient.getAndUpdateDelta(DiscoveryClient.java:1135)
at com.netflix.discovery.DiscoveryClient.fetchRegistry(DiscoveryClient.java:1016)
at com.netflix.discovery.DiscoveryClient.refreshRegistry(DiscoveryClient.java:1531)
at com.netflix.discovery.DiscoveryClient$CacheRefreshThread.run(DiscoveryClient.java:1498)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.base/java.util.concurrent.FutureTask.run(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.base/java.lang.Thread.run(Unknown Source)

2022-11-03 09:06:08.710 WARN 1 --- [scoveryClient-0] c.netflix.discovery.TimedSupervisorTask : task supervisor timed out

java.util.concurrent.TimeoutException: null
at java.base/java.util.concurrent.FutureTask.get(Unknown Source) ~[na:na]
at com.netflix.discovery.TimedSupervisorTask.run(TimedSupervisorTask.java:68) ~[eureka-client-1.10.14.jar:1.10.14]
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.FutureTask.run(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) ~[na:na]
at java.base/java.lang.Thread.run(Unknown Source) ~[na:na]

2022-11-03 09:06:23.431 INFO 1 --- [trap-executor-0] c.n.d.s.r.aws.ConfigClusterResolver : Resolving eureka endpoints via configuration
2022-11-03 09:06:58.716 WARN 1 --- [scoveryClient-0] c.netflix.discovery.TimedSupervisorTask : task supervisor rejected the task

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.FutureTask@28c38631[Not completed, task = java.util.concurrent.Executors$RunnableAdapter@b0c6a69[Wrapped task = com.netflix.discovery.DiscoveryClient$HeartbeatThread@7ab33ad0]] rejected from java.util.concurrent.ThreadPoolExecutor@4b030457[Running, pool size = 2, active threads = 2, queued tasks = 0, completed tasks = 1028]
at java.base/java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.reject(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.execute(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.AbstractExecutorService.submit(Unknown Source) ~[na:na]
at com.netflix.discovery.TimedSupervisorTask.run(TimedSupervisorTask.java:66) ~[eureka-client-1.10.14.jar:1.10.14]
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.FutureTask.run(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) ~[na:na]
at java.base/java.lang.Thread.run(Unknown Source) ~[na:na]

2022-11-03 09:07:32.243 INFO 1 --- [beatExecutor-42] c.n.d.s.t.d.RedirectingEurekaHttpClient : Request execution error. endpoint=DefaultEndpoint{ serviceUrl='http://admin:admin@20.203.137.209:8761/eureka/}, exception=I/O error on PUT request for "http://admin:admin@20.203.137.209:8761/eureka/apps/KEYCLOAK-SERVICE/keycloak-service:adee6ebfa1ad22bb7d32e26fd1420f97": Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out); nested exception is org.apache.http.conn.HttpHostConnectException: Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out) stacktrace=org.springframework.web.client.ResourceAccessException: I/O error on PUT request for "http://admin:admin@20.203.137.209:8761/eureka/apps/KEYCLOAK-SERVICE/keycloak-service:adee6ebfa1ad22bb7d32e26fd1420f97": Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out); nested exception is org.apache.http.conn.HttpHostConnectException: Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out)
at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:785)
at org.springframework.web.client.RestTemplate.execute(RestTemplate.java:711)
at org.springframework.web.client.RestTemplate.exchange(RestTemplate.java:602)
at org.springframework.cloud.netflix.eureka.http.RestTemplateEurekaHttpClient.sendHeartBeat(RestTemplateEurekaHttpClient.java:99)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator$3.execute(EurekaHttpClientDecorator.java:92)
at com.netflix.discovery.shared.transport.decorator.RedirectingEurekaHttpClient.executeOnNewServer(RedirectingEurekaHttpClient.java:121)
at com.netflix.discovery.shared.transport.decorator.RedirectingEurekaHttpClient.execute(RedirectingEurekaHttpClient.java:80)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.sendHeartBeat(EurekaHttpClientDecorator.java:89)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator$3.execute(EurekaHttpClientDecorator.java:92)
at com.netflix.discovery.shared.transport.decorator.RetryableEurekaHttpClient.execute(RetryableEurekaHttpClient.java:120)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.sendHeartBeat(EurekaHttpClientDecorator.java:89)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator$3.execute(EurekaHttpClientDecorator.java:92)
at com.netflix.discovery.shared.transport.decorator.SessionedEurekaHttpClient.execute(SessionedEurekaHttpClient.java:77)
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.sendHeartBeat(EurekaHttpClientDecorator.java:89)
at com.netflix.discovery.DiscoveryClient.renew(DiscoveryClient.java:893)
at com.netflix.discovery.DiscoveryClient$HeartbeatThread.run(DiscoveryClient.java:1457)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.base/java.util.concurrent.FutureTask.run(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.http.conn.HttpHostConnectException: Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out)
at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:156)
at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376)
at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393)
at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:56)
at org.springframework.http.client.HttpComponentsClientHttpRequest.executeInternal(HttpComponentsClientHttpRequest.java:87)
at org.springframework.http.client.AbstractBufferingClientHttpRequest.executeInternal(AbstractBufferingClientHttpRequest.java:48)
at org.springframework.http.client.AbstractClientHttpRequest.execute(AbstractClientHttpRequest.java:66)
at org.springframework.http.client.InterceptingClientHttpRequest$InterceptingRequestExecution.execute(InterceptingClientHttpRequest.java:109)
at org.springframework.http.client.support.BasicAuthenticationInterceptor.intercept(BasicAuthenticationInterceptor.java:79)
at org.springframework.http.client.InterceptingClientHttpRequest$InterceptingRequestExecution.execute(InterceptingClientHttpRequest.java:93)
at org.springframework.http.client.InterceptingClientHttpRequest.executeInternal(InterceptingClientHttpRequest.java:77)
at org.springframework.http.client.AbstractBufferingClientHttpRequest.executeInternal(AbstractBufferingClientHttpRequest.java:48)
at org.springframework.http.client.AbstractClientHttpRequest.execute(AbstractClientHttpRequest.java:66)
at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:776)
... 20 more
Caused by: java.net.ConnectException: Connection timed out (Connection timed out)
at java.base/java.net.PlainSocketImpl.socketConnect(Native Method)
at java.base/java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
at java.base/java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
at java.base/java.net.AbstractPlainSocketImpl.connect(Unknown Source)
at java.base/java.net.SocksSocketImpl.connect(Unknown Source)
at java.base/java.net.Socket.connect(Unknown Source)
at org.apache.http.conn.socket.PlainConnectionSocketFactory.connectSocket(PlainConnectionSocketFactory.java:75)
at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:142)
... 39 more

2022-11-03 09:07:32.243 WARN 1 --- [beatExecutor-42] c.n.d.s.t.d.RetryableEurekaHttpClient : Request execution failed with message: I/O error on PUT request for "http://admin:admin@20.203.137.209:8761/eureka/apps/KEYCLOAK-SERVICE/keycloak-service:adee6ebfa1ad22bb7d32e26fd1420f97": Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out); nested exception is org.apache.http.conn.HttpHostConnectException: Connect to 20.203.137.209:8761 [/20.203.137.209] failed: Connection timed out (Connection timed out)
2022-11-03 09:07:32.244 ERROR 1 --- [beatExecutor-42] com.netflix.discovery.DiscoveryClient : DiscoveryClient_KEYCLOAK-SERVICE/keycloak-service:adee6ebfa1ad22bb7d32e26fd1420f97 - was unable to send heartbeat!

com.netflix.discovery.shared.transport.TransportException: Cannot execute request on any known server
at com.netflix.discovery.shared.transport.decorator.RetryableEurekaHttpClient.execute(RetryableEurekaHttpClient.java:112) ~[eureka-client-1.10.14.jar:1.10.14]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.sendHeartBeat(EurekaHttpClientDecorator.java:89) ~[eureka-client-1.10.14.jar:1.10.14]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator$3.execute(EurekaHttpClientDecorator.java:92) ~[eureka-client-1.10.14.jar:1.10.14]
at com.netflix.discovery.shared.transport.decorator.SessionedEurekaHttpClient.execute(SessionedEurekaHttpClient.java:77) ~[eureka-client-1.10.14.jar:1.10.14]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.sendHeartBeat(EurekaHttpClientDecorator.java:89) ~[eureka-client-1.10.14.jar:1.10.14]
at com.netflix.discovery.DiscoveryClient.renew(DiscoveryClient.java:893) ~[eureka-client-1.10.14.jar:1.10.14]
at com.netflix.discovery.DiscoveryClient$HeartbeatThread.run(DiscoveryClient.java:1457) ~[eureka-client-1.10.14.jar:1.10.14]
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.FutureTask.run(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) ~[na:na]
at java.base/java.lang.Thread.run(Unknown Source) ~[na:na]

2022-11-03 09: