Details
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Bug
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Status: Resolved
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Major
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Resolution: Fixed
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0.5.0
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None
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None
Description
Get the below error when trying to see SystemMetrics in HICC.(As soon as I click on "SystemMetrics" under Table on HICC)
I'm using the sigar.SystemMetrics and I also see data in hbase.(0.90.3)
2011-06-21 05:02:10,702 ERROR btpool0-5 ChukwaHBaseStore -
java.lang.NullPointerException
at
org.apache.hadoop.chukwa.datastore.ChukwaHBaseStore.getColumnNamesHelper(ChukwaHBaseStore.java:125)
at
org.apache.hadoop.chukwa.datastore.ChukwaHBaseStore.getColumnNames(ChukwaHBaseStore.java:160)
at
org.apache.hadoop.chukwa.hicc.rest.MetricsController.getColumnNames(MetricsController.java:158)
at sun.reflect.GeneratedMethodAccessor15.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$TypeOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:15
6)
at
com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:67)
at
com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:166)
at
com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:114)
at
com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:74)
at
com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:114)
at
com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:66)
at
com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:658)
at
com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:616)
at
com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:607)
at
com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:309)
at
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:425)
at
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:590)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:362)
at
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:729)
at
org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
at
org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:206)
at
org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:324)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
at
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:829)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:513)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
at
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:488)