Hi    When i run   hdfs fsck -list-corruptfileblocks it is saying super user privilege is required .I am logged in as root user .Any idea what could be the reason .    hdfs fsck -list-corruptfileblocks   Access denied for user root. Superuser privilege is required Fsck on path '/' FAILED FSCK ended at Wed Mar 25 19:42:40 SGT 2015 in 0 milliseconds Access denied for user root. Superuser privilege is required Fsck on path '/' FAILED FSCK ended at Wed Mar 25 19:42:40 SGT 2015 in 0 milliseconds Access denied for user root. Superuser privilege is required Fsck on path '/' FAILED FSCK ended at Wed Mar 25 19:42:40 SGT 2015 in 1 milliseconds Access denied for user root. Superuser privilege is required Fsck on path '/' FAILED FSCK ended at Wed Mar 25 19:42:40 SGT 2015 in 0 milliseconds Access denied for user root. Superuser privilege is required Fsck on path '/' FAILED FSCK ended at Wed Mar 25 19:42:40 SGT 2015 in 0 milliseconds Access denied for user root. Superuser privilege is required Fsck on path '/' FAILED FSCK ended at Wed Mar 25 19:42:40 SGT 2015 in 1 milliseconds Access denied for user root. Superuser privilege is required Fsck on path '/' FAILED ... View more

Hi All    I am new cloudera .We are trying to use cloudera API to start and stop the cluster .   We are able to fetch the list of running services from the server using    http://x.x.x.x:7180/api/v9/clusters/cluster%201/services   but when we run /api/v9/cluster%201/commands/stop it doesnt work .Detailed logs are given below .   We are logging as admin user so dont think that it is an authetication issue.   Any help would be appreciated .   Thanks in Advance           GET /api/v9/clusters/cluster%201/commands/stop Encoding: UTF-8 Authentication: admin [AUTH_AUDITS, AUTH_BDR_ADMIN, AUTH_DASHBOARDS, AUTH_DECOMMISSION_HOST, AUTH_DECOMMISSION_OTHER, AUTH_FULL_ADMIN_CONFIG, AUTH_MAINTENANCE_MODE, AUTH_NAVIGATOR, AUTH_POWER_OPS, AUTH_SERVICE_CONFIG, AUTH_USERS_CONFIG, ROLE_ADMIN, ROLE_USER] Headers: Accept=[text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8] accept-encoding=[gzip, deflate, sdch] Accept-Language=[en,en-GB;q=0.8] Cache-Control=[max-age=0] connection=[keep-alive] Content-Type=[null] Cookie=[CLOUDERA_MANAGER_SESSIONID=1ug76nnhd0hgh1l65yr9ne2ctx; __utmt=1; __utma=23390714.835512087.1425178810.1425882932.1425888028.13; __utmb=23390714.17.10.1425888028; __utmc=23390714; __utmz=23390714.1425178810.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)] Host=[192.168.1.79:7180] User-Agent=[Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36] 2015-03-09 17:54:12,952 WARN 816231420@scm-web-41650:org.apache.cxf.jaxrs.utils.JAXRSUtils: No operation matching request path "/api/v9/clusters/cluster%201/commands/stop" is found on subresource, Relative Path: /cluster%201/commands/stop, HTTP Method: GET, ContentType: */*, Accept: text/html,application/xhtml+xml,image/webp,application/xml;q=0.9,*/*;q=0.8,. Please enable FINE/TRACE log level for more details. 2015-03-09 17:54:12,952 DEBUG 816231420@scm-web-41650:com.cloudera.api.ApiExceptionMapper: WebApplicationException caught in API invocation. javax.ws.rs.ClientErrorException at org.apache.cxf.jaxrs.utils.JAXRSUtils.findTargetMethod(JAXRSUtils.java:490) at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:236) at com.cloudera.api.ApiInvoker.invoke(ApiInvoker.java:116) at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:257) at com.cloudera.api.ApiInvoker.invoke(ApiInvoker.java:116) at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:102) at org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:58) at org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:94) at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:271) at org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121) at org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:239) at org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:223) at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:203) at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:137) at org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:158) at org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:243) at org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:168) at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) at org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:219) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1221) at com.cloudera.enterprise.JavaMelodyFacade$MonitoringFilter.doFilter(JavaMelodyFacade.java:109) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:311) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:116) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:101) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at com.cloudera.api.ApiBasicAuthFilter.doFilter(ApiBasicAuthFilter.java:44) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173) at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:237) at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:767) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.handler.StatisticsHandler.handle(StatisticsHandler.java:53) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) 2015-03-09 17:54:12,953 DEBUG 816231420@scm-web-41650:com.cloudera.api.ApiInvoker: API Error 405 [/api/v9/clusters/cluster%201/commands/stop]: null 2015-03-09 17:54:12,953 DEBUG 816231420@scm-web-41650:com.cloudera.api.ApiInvoker: API Error 405 [/api/v9/clusters/cluster%201/commands/stop]: null 2015-03-09 17:54:12,954 DEBUG 816231420@scm-web-41650:com.cloudera.api.LoggingOutInterceptor: API response: ---------- id: 89 Response code: 405 Content-Type: null Headers: Allow=[POST, GET, DELETE, PUT, OPTIONS, HEAD] Date=[Mon, 09 Mar 2015 09:54:12 GMT] Content-Length=[0] 2015-03-09 17:57:40,342 INFO 945123281@scm-web-41660:com.cloudera.server.web.cmf.AuthenticationSuccessEventListener: Authentication success for user: admin         /api/v9/clusters/cluster%201/commands/stop   ... 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