Hi – I have new nifi cluster setup with NCM and a slave node. Configuration was pretty seamless, when I try to create a processor, it spit following error. Cluster dashboard says all connected nodes as 1 and no errors shown. (By the way, I have two nodes has different java versions. 1.7 and 1.8)
Cluster is unable to service request to change flow: Received a mutable request [PUT -- https://ncm.example.com/nifi-api/controller/process-groups/fa10cff3-ff22-4132-8c65-a249f8bd0fa4/process-group-references/a554ec77-7ca5-4d96-b8ad-9699ea865966<https://chakri.bityota.com/nifi-api/controller/process-groups/fa10cff3-ff22-4132-8c65-a249f8bd0fa4/process-group-references/a554ec77-7ca5-4d96-b8ad-9699ea865966>] while in safe mode Following detailed error. 2015-10-11 00:22:17,424 DEBUG [NiFi Web Server-73] c.s.j.spi.container.ContainerResponse Mapped exception to response: 409 (Conflict) org.apache.nifi.cluster.manager.exception.SafeModeMutableRequestException: Received a mutable request [PUT -- https://ncm.example.com/nifi-api/controller/process-groups/fa10cff3-ff22-4132-8c65-a249f8bd0fa4/process-group-references/a554ec77-7ca5-4d96-b8ad-9699ea865966<https://chakri.bityota.com/nifi-api/controller/process-groups/fa10cff3-ff22-4132-8c65-a249f8bd0fa4/process-group-references/a554ec77-7ca5-4d96-b8ad-9699ea865966>] while in safe mode at org.apache.nifi.cluster.manager.impl.WebClusterManager.applyRequest(WebClusterManager.java:2079) ~[nifi-framework-cluster-0.3.0.jar:0.3.0] at org.apache.nifi.cluster.manager.impl.WebClusterManager.applyRequest(WebClusterManager.java:2063) ~[nifi-framework-cluster-0.3.0.jar:0.3.0] at org.apache.nifi.web.api.ProcessGroupResource.createProcessGroupReference(ProcessGroupResource.java:982) ~[classes/:na] at org.apache.nifi.web.api.ProcessGroupResource.createProcessGroupReference(ProcessGroupResource.java:909) ~[classes/:na] at org.apache.nifi.web.api.ProcessGroupResource$$FastClassBySpringCGLIB$$3adbdda6.invoke(<generated>) ~[spring-core-4.1.6.RELEASE.jar:na] at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) ~[spring-core-4.1.6.RELEASE.jar:4.1.6.RELEASE] at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:717) ~[spring-aop-4.1.6.RELEASE.jar:4.1.6.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) ~[spring-aop-4.1.6.RELEASE.jar:4.1.6.RELEASE] at org.springframework.security.access.intercept.aopalliance.MethodSecurityInterceptor.invoke(MethodSecurityInterceptor.java:64) ~[spring-security-core-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.1.6.RELEASE.jar:4.1.6.RELEASE] at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:653) ~[spring-aop-4.1.6.RELEASE.jar:4.1.6.RELEASE] at org.apache.nifi.web.api.ProcessGroupResource$$EnhancerBySpringCGLIB$$e8bd6ff5.createProcessGroupReference(<generated>) ~[spring-core-4.1.6.RELEASE.jar:na] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_45] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_45] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_45] at java.lang.reflect.Method.invoke(Method.java:497) ~[na:1.8.0_45] at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:205) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:302) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84) ~[jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1542) [jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1473) [jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1419) [jersey-server-1.19.jar:1.19] at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1409) [jersey-server-1.19.jar:1.19] at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:409) [jersey-servlet-1.19.jar:1.19] at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:558) [jersey-servlet-1.19.jar:1.19] at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:733) [jersey-servlet-1.19.jar:1.19] at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) [javax.servlet-api-3.1.0.jar:3.1.0] at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:808) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.apache.nifi.web.filter.NodeRequestFilter.doFilter(NodeRequestFilter.java:79) [classes/:na] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:83) [jetty-servlets-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:364) [jetty-servlets-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.apache.nifi.web.filter.RequestLogger.doFilter(RequestLogger.java:66) [classes/:na] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:154) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.authentication.preauth.AbstractPreAuthenticatedProcessingFilter.doFilter(AbstractPreAuthenticatedProcessingFilter.java:107) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.apache.nifi.web.security.x509.X509AuthenticationFilter.doFilter(X509AuthenticationFilter.java:111) [nifi-web-security-0.3.0.jar:0.3.0] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.apache.nifi.web.security.authorization.NodeAuthorizedUserFilter.doFilter(NodeAuthorizedUserFilter.java:121) [nifi-web-security-0.3.0.jar:0.3.0] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:50) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.1.6.RELEASE.jar:4.1.6.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160) [spring-security-web-3.2.7.RELEASE.jar:3.2.7.RELEASE] at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:344) [spring-web-4.1.6.RELEASE.jar:4.1.6.RELEASE] at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:261) [spring-web-4.1.6.RELEASE.jar:4.1.6.RELEASE] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.apache.nifi.web.filter.ThreadLocalFilter.doFilter(ThreadLocalFilter.java:38) [classes/:na] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.apache.nifi.web.filter.TimerFilter.doFilter(TimerFilter.java:52) [classes/:na] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577) [jetty-security-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515) [jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.Server.handle(Server.java:499) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:310) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257) [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:540) [jetty-io-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635) [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529] at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555) [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529] at java.lang.Thread.run(Thread.java:745) [na:1.8.0_45] 2015-10-11 00:22:20,608 INFO [Process NCM Request-2] o.a.n.c.p.impl.SocketProtocolListener Received request 5ff55047-3bb0-4c77-9779-3e1df2459ca7 from 10.217.199.54 2015-10-11 00:22:20,609 INFO [Process NCM Request-2] o.a.n.c.p.impl.SocketProtocolListener Finished processing request 5ff55047-3bb0-4c77-9779-3e1df2459ca7 (type=HEARTBEAT, length=3134 bytes) in 8 millis Thanks, -Chakri ________________________________ The information contained in this transmission may contain privileged and confidential information. 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