[ovirt-users] Failed to Communicate with External Provider QEMU - related to RedHat Bug 1426573

Vrgotic, Marko M.Vrgotic at activevideo.com
Tue Apr 17 13:34:54 UTC 2018


Dear oVIrt community.

I am trying to Import few VMs from standard KVM Libvirt Qemu hypervisor into my oVirt (4.2.2.6) environment.
However, I am failing to connect:
[cid:image001.png at 01D3D661.6CDE0DE0]

And from engine.log

2018-04-17 15:17:00,230+02 INFO  [org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] START, GetVmsNamesFromExternalProviderVDSCommand(HostName = aws-ovhv-07, GetVmsFromExternalProviderParameters:{hostId='7e5f604a-e6b2-4cea-adf1-b7dd7e61168b', url='qemu+ssh://root@aws-ovhv-08.avinity.tv/system', username='root', originType='KVM', namesOfVms='null'}), log id: 60a78986
2018-04-17 15:17:09,474+02 INFO  [org.ovirt.engine.core.vdsbroker.monitoring.VmAnalyzer] (ForkJoinPool-1-worker-3) [] VM 'b986c1a5-762a-40e7-b2cc-21bfd85a8cca' was reported as Down on VDS '389057f4-39bc-494b-9fd4-8ab3d032d86c'(aws-ovhv-02)
2018-04-17 15:17:09,476+02 INFO  [org.ovirt.engine.core.vdsbroker.vdsbroker.DestroyVDSCommand] (ForkJoinPool-1-worker-3) [] START, DestroyVDSCommand(HostName = aws-ovhv-02, DestroyVmVDSCommandParameters:{hostId='389057f4-39bc-494b-9fd4-8ab3d032d86c', vmId='b986c1a5-762a-40e7-b2cc-21bfd85a8cca', secondsToWait='0', gracefully='false', reason='', ignoreNoVm='true'}), log id: 3d41f33a
2018-04-17 15:17:09,482+02 INFO  [org.ovirt.engine.core.vdsbroker.vdsbroker.DestroyVDSCommand] (ForkJoinPool-1-worker-3) [] FINISH, DestroyVDSCommand, log id: 3d41f33a
2018-04-17 15:17:09,482+02 INFO  [org.ovirt.engine.core.vdsbroker.monitoring.VmAnalyzer] (ForkJoinPool-1-worker-3) [] VM 'b986c1a5-762a-40e7-b2cc-21bfd85a8cca'(ab-s-redhat-74) moved from 'PoweringDown' --> 'Down'
2018-04-17 15:17:09,539+02 INFO  [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] (ForkJoinPool-1-worker-3) [] EVENT_ID: VM_DOWN(61), VM ab-s-redhat-74 is down. Exit message: Admin shut down from the engine
2018-04-17 15:17:09,553+02 INFO  [org.ovirt.engine.core.bll.ProcessDownVmCommand] (EE-ManagedThreadFactory-engine-Thread-75787) [56cbd7ad] Running command: ProcessDownVmCommand internal: true.
2018-04-17 15:17:10,322+02 WARN  [org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] Unexpected return value: Status [code=65, message=Cannot recv data: Host key verification failed.: Connection reset by peer]
2018-04-17 15:17:10,322+02 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] Failed in 'GetVmsNamesFromExternalProviderVDS' method
2018-04-17 15:17:10,323+02 WARN  [org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] Unexpected return value: Status [code=65, message=Cannot recv data: Host key verification failed.: Connection reset by peer]
2018-04-17 15:17:10,330+02 ERROR [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] EVENT_ID: VDS_BROKER_COMMAND_FAILURE(10,802), VDSM aws-ovhv-07 command GetVmsNamesFromExternalProviderVDS failed: Cannot recv data: Host key verification failed.: Connection reset by peer
2018-04-17 15:17:10,330+02 INFO  [org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] Command 'org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand' return value 'org.ovirt.engine.core.vdsbroker.vdsbroker.VMNamesListReturn at 601b7f5d'
2018-04-17 15:17:10,330+02 INFO  [org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] HostName = aws-ovhv-07
2018-04-17 15:17:10,330+02 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] Command 'GetVmsNamesFromExternalProviderVDSCommand(HostName = aws-ovhv-07, GetVmsFromExternalProviderParameters:{hostId='7e5f604a-e6b2-4cea-adf1-b7dd7e61168b', url='qemu+ssh://root@aws-ovhv-08.avinity.tv/system', username='root', originType='KVM', namesOfVms='null'})' execution failed: VDSGenericException: VDSErrorException: Failed to GetVmsNamesFromExternalProviderVDS, error = Cannot recv data: Host key verification failed.: Connection reset by peer, code = 65
2018-04-17 15:17:10,331+02 INFO  [org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] FINISH, GetVmsNamesFromExternalProviderVDSCommand, log id: 60a78986
2018-04-17 15:17:10,331+02 ERROR [org.ovirt.engine.core.bll.GetVmsFromExternalProviderQuery] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] Query 'GetVmsFromExternalProviderQuery' failed: EngineException: org.ovirt.engine.core.vdsbroker.vdsbroker.VDSErrorException: VDSGenericException: VDSErrorException: Failed to GetVmsNamesFromExternalProviderVDS, error = Cannot recv data: Host key verification failed.: Connection reset by peer, code = 65 (Failed with error unexpected and code 16)
2018-04-17 15:17:10,331+02 ERROR [org.ovirt.engine.core.bll.GetVmsFromExternalProviderQuery] (default task-37) [0adead26-62a5-4900-964f-b073dab31aa9] Exception: org.ovirt.engine.core.common.errors.EngineException: EngineException: org.ovirt.engine.core.vdsbroker.vdsbroker.VDSErrorException: VDSGenericException: VDSErrorException: Failed to GetVmsNamesFromExternalProviderVDS, error = Cannot recv data: Host key verification failed.: Connection reset by peer, code = 65 (Failed with error unexpected and code 16)
     at org.ovirt.engine.core.bll.VdsHandler.handleVdsResult(VdsHandler.java:118) [bll.jar:]
     at org.ovirt.engine.core.bll.VDSBrokerFrontendImpl.runVdsCommand(VDSBrokerFrontendImpl.java:33) [bll.jar:]
     at org.ovirt.engine.core.bll.QueriesCommandBase.runVdsCommand(QueriesCommandBase.java:238) [bll.jar:]
     at org.ovirt.engine.core.bll.GetVmsFromExternalProviderQuery.getVmsFromExternalProvider(GetVmsFromExternalProviderQuery.java:43) [bll.jar:]
     at org.ovirt.engine.core.bll.GetVmsFromExternalProviderQuery.executeQueryCommand(GetVmsFromExternalProviderQuery.java:37) [bll.jar:]
     at org.ovirt.engine.core.bll.QueriesCommandBase.executeCommand(QueriesCommandBase.java:106) [bll.jar:]
     at org.ovirt.engine.core.dal.VdcCommandBase.execute(VdcCommandBase.java:33) [dal.jar:]
     at org.ovirt.engine.core.bll.executor.DefaultBackendQueryExecutor.execute(DefaultBackendQueryExecutor.java:14) [bll.jar:]
     at org.ovirt.engine.core.bll.Backend.runQueryImpl(Backend.java:538) [bll.jar:]
     at org.ovirt.engine.core.bll.Backend.runQuery(Backend.java:507) [bll.jar:]
     at sun.reflect.GeneratedMethodAccessor163.invoke(Unknown Source) [:1.8.0_161]
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_161]
     at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_161]
     at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:509)
     at org.jboss.as.weld.ejb.DelegatingInterceptorInvocationContext.proceed(DelegatingInterceptorInvocationContext.java:92) [wildfly-weld-ejb-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.weld.interceptor.proxy.WeldInvocationContext.interceptorChainCompleted(WeldInvocationContext.java:98) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.interceptor.proxy.WeldInvocationContext.proceed(WeldInvocationContext.java:117) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.ovirt.engine.core.common.di.interceptor.LoggingInterceptor.apply(LoggingInterceptor.java:12) [common.jar:]
     at sun.reflect.GeneratedMethodAccessor73.invoke(Unknown Source) [:1.8.0_161]
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_161]
     at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_161]
     at org.jboss.weld.interceptor.reader.SimpleInterceptorInvocation$SimpleMethodInvocation.invoke(SimpleInterceptorInvocation.java:73) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.interceptor.proxy.WeldInvocationContext.invokeNext(WeldInvocationContext.java:83) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.interceptor.proxy.WeldInvocationContext.proceed(WeldInvocationContext.java:115) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.bean.InterceptorImpl.intercept(InterceptorImpl.java:108) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.as.weld.ejb.DelegatingInterceptorInvocationContext.proceed(DelegatingInterceptorInvocationContext.java:82) [wildfly-weld-ejb-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.as.weld.interceptors.EjbComponentInterceptorSupport.delegateInterception(EjbComponentInterceptorSupport.java:60)
     at org.jboss.as.weld.interceptors.Jsr299BindingsInterceptor.delegateInterception(Jsr299BindingsInterceptor.java:76)
     at org.jboss.as.weld.interceptors.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:88)
     at org.jboss.as.weld.interceptors.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:101)
     at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:509)
     at org.ovirt.engine.core.bll.interceptors.CorrelationIdTrackerInterceptor.aroundInvoke(CorrelationIdTrackerInterceptor.java:13) [bll.jar:]
     at sun.reflect.GeneratedMethodAccessor159.invoke(Unknown Source) [:1.8.0_161]
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_161]
     at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_161]
     at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:89)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) [wildfly-ee-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:40)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:53)
     at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInNoTx(CMTTxInterceptor.java:264) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.as.ejb3.tx.CMTTxInterceptor.supports(CMTTxInterceptor.java:379) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.as.ejb3.tx.CMTTxInterceptor.processInvocation(CMTTxInterceptor.java:244) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:509)
     at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:89)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.component.invocationmetrics.WaitTimeInterceptor.processInvocation(WaitTimeInterceptor.java:47) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.deployment.processors.StartupAwaitInterceptor.processInvocation(StartupAwaitInterceptor.java:22) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ejb3.component.interceptors.LoggingInterceptor.processInvocation(LoggingInterceptor.java:67) [wildfly-ejb3-11.0.0.Final.jar:11.0.0.Final]
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:60)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:438)
     at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:609)
     at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:57)
     at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422)
     at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:53)
     at org.jboss.as.ee.component.ViewService$View.invoke(ViewService.java:198)
     at org.jboss.as.ee.component.ViewDescription$1.processInvocation(ViewDescription.java:185)
     at org.jboss.as.ee.component.ProxyInvocationHandler.invoke(ProxyInvocationHandler.java:81)
     at org.ovirt.engine.core.common.interfaces.BackendLocal$$$view2.runQuery(Unknown Source) [common.jar:]
     at org.ovirt.engine.ui.frontend.server.gwt.GenericApiGWTServiceImpl.runQuery(GenericApiGWTServiceImpl.java:90)
     at sun.reflect.GeneratedMethodAccessor188.invoke(Unknown Source) [:1.8.0_161]
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_161]
     at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_161]
     at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:587)
     at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:333)
     at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:303)
     at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:373)
     at com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java:62)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) [jboss-servlet-api_3.1_spec-1.0.0.Final.jar:1.0.0.Final]
     at org.ovirt.engine.ui.frontend.server.gwt.GenericApiGWTServiceImpl.service(GenericApiGWTServiceImpl.java:78)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) [jboss-servlet-api_3.1_spec-1.0.0.Final.jar:1.0.0.Final]
     at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:85)
     at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129)
     at org.ovirt.engine.core.utils.servlet.HeaderFilter.doFilter(HeaderFilter.java:94) [utils.jar:]
     at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
     at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
     at org.ovirt.engine.core.utils.servlet.CachingFilter.doFilter(CachingFilter.java:133) [utils.jar:]
     at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
     at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
     at org.ovirt.engine.core.branding.BrandingFilter.doFilter(BrandingFilter.java:73) [branding.jar:]
     at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
     at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
     at org.ovirt.engine.core.utils.servlet.LocaleFilter.doFilter(LocaleFilter.java:65) [utils.jar:]
     at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
     at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
     at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)
     at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
     at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
     at org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
     at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
     at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:131)
     at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)
     at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
     at io.undertow.security.handlers.AuthenticationConstraintHandler.handleRequest(AuthenticationConstraintHandler.java:53)
     at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)
     at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)
     at io.undertow.servlet.handlers.security.ServletSecurityConstraintHandler.handleRequest(ServletSecurityConstraintHandler.java:59)
     at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)
     at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)
     at io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
     at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)
     at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
     at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
     at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
     at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
     at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292)
     at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81)
     at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138)
     at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135)
     at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48)
     at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)
     at org.wildfly.extension.undertow.security.SecurityContextThreadSetupAction.lambda$create$0(SecurityContextThreadSetupAction.java:105)
     at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1508)
     at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1508)
     at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1508)
     at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272)
     at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81)
     at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104)
     at io.undertow.server.Connectors.executeRootHandler(Connectors.java:326)
     at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:812)
     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [rt.jar:1.8.0_161]
     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [rt.jar:1.8.0_161]
     at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_161]
Caused by: org.ovirt.engine.core.vdsbroker.vdsbroker.VDSErrorException: VDSGenericException: VDSErrorException: Failed to GetVmsNamesFromExternalProviderVDS, error = Cannot recv data: Host key verification failed.: Connection reset by peer, code = 65
     at org.ovirt.engine.core.vdsbroker.vdsbroker.VdsBrokerCommand.createDefaultConcreteException(VdsBrokerCommand.java:81) [vdsbroker.jar:]
     at org.ovirt.engine.core.vdsbroker.vdsbroker.BrokerCommandBase.createException(BrokerCommandBase.java:225) [vdsbroker.jar:]
     at org.ovirt.engine.core.vdsbroker.vdsbroker.BrokerCommandBase.proceedProxyReturnValue(BrokerCommandBase.java:195) [vdsbroker.jar:]
     at org.ovirt.engine.core.vdsbroker.vdsbroker.GetVmsNamesFromExternalProviderVDSCommand.executeVdsBrokerCommand(GetVmsNamesFromExternalProviderVDSCommand.java:20) [vdsbroker.jar:]
     at org.ovirt.engine.core.vdsbroker.vdsbroker.VdsBrokerCommand.executeVDSCommand(VdsBrokerCommand.java:112) [vdsbroker.jar:]
     at org.ovirt.engine.core.vdsbroker.VDSCommandBase.executeCommand(VDSCommandBase.java:73) [vdsbroker.jar:]
     at org.ovirt.engine.core.dal.VdcCommandBase.execute(VdcCommandBase.java:33) [dal.jar:]
     at org.ovirt.engine.core.vdsbroker.vdsbroker.DefaultVdsCommandExecutor.execute(DefaultVdsCommandExecutor.java:14) [vdsbroker.jar:]
     at org.ovirt.engine.core.vdsbroker.ResourceManager.runVdsCommand(ResourceManager.java:398) [vdsbroker.jar:]
     at org.ovirt.engine.core.vdsbroker.ResourceManager$Proxy$_$$_WeldSubclass.runVdsCommand$$super(Unknown Source) [vdsbroker.jar:]
     at sun.reflect.GeneratedMethodAccessor74.invoke(Unknown Source) [:1.8.0_161]
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_161]
     at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_161]
     at org.jboss.weld.interceptor.proxy.TerminalAroundInvokeInvocationContext.proceedInternal(TerminalAroundInvokeInvocationContext.java:49) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.interceptor.proxy.AroundInvokeInvocationContext.proceed(AroundInvokeInvocationContext.java:77) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.ovirt.engine.core.common.di.interceptor.LoggingInterceptor.apply(LoggingInterceptor.java:12) [common.jar:]
     at sun.reflect.GeneratedMethodAccessor73.invoke(Unknown Source) [:1.8.0_161]
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_161]
     at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_161]
     at org.jboss.weld.interceptor.reader.SimpleInterceptorInvocation$SimpleMethodInvocation.invoke(SimpleInterceptorInvocation.java:73) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.interceptor.proxy.InterceptorMethodHandler.executeAroundInvoke(InterceptorMethodHandler.java:84) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.interceptor.proxy.InterceptorMethodHandler.executeInterception(InterceptorMethodHandler.java:72) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.interceptor.proxy.InterceptorMethodHandler.invoke(InterceptorMethodHandler.java:56) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.bean.proxy.CombinedInterceptorAndDecoratorStackMethodHandler.invoke(CombinedInterceptorAndDecoratorStackMethodHandler.java:79) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.jboss.weld.bean.proxy.CombinedInterceptorAndDecoratorStackMethodHandler.invoke(CombinedInterceptorAndDecoratorStackMethodHandler.java:68) [weld-core-impl-2.4.3.Final.jar:2.4.3.Final]
     at org.ovirt.engine.core.vdsbroker.ResourceManager$Proxy$_$$_WeldSubclass.runVdsCommand(Unknown Source) [vdsbroker.jar:]
     ... 148 more

If I try to use same proxy host, from command line, I am able to connect, no problems what so ever:

[root at aws-ovhv-07 vdsm]# virsh -c qemu+ssh://root@aws-ovhv-08.avinity.tv/system
setlocale: No such file or directory
The authenticity of host 'aws-ovhv-08.avinity.tv (172.16.81.57)' can't be established.
ECDSA key fingerprint is SHA256:Ysbp/LvuOCIIvMbT931rwNN9HfBv1dtJpu0uQMi4lrk.
ECDSA key fingerprint is MD5:14:c0:9c:bf:2b:65:ee:89:10:b8:21:54:57:72:9c:58.
Are you sure you want to continue connecting (yes/no)? yes
root at aws-ovhv-08.avinity.tv's password:
Welcome to virsh, the virtualization interactive terminal.

Type:  'help' for help with commands
       'quit' to quit

virsh # list
Id    Name                           State
----------------------------------------------------
2     tm_vpn                         running
3     tmduck                         running
22    scsk29funnela                  running
25    scsk29procA                    running
51    scsk211udc1                    running
52    scsk211csm1                    running
53    scsk211psm1                    running
54    scsk211st1                     running
55    tm_admin                       running

virsh #

Found the related bug (closed) on Red Hat Bugzilla – Bug 1426573

On the same bug page, workaround suggested is also applicable.
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