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https://issues.apache.org/jira/browse/ASTERIXDB-1494?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Yingyi Bu resolved ASTERIXDB-1494.
----------------------------------
Resolution: Fixed
> Loading external library failure in OptimizerTest
> -------------------------------------------------
>
> Key: ASTERIXDB-1494
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-1494
> Project: Apache AsterixDB
> Issue Type: Bug
> Components: Test Framework
> Reporter: Yingyi Bu
> Assignee: Yingyi Bu
>
> I run into a library loading issue in OptimizerTest.
> Here is the stacktrace:
> {noformat}
> 2016-06-21 23:59:42,642 WARN [main] util.NativeCodeLoader
> (NativeCodeLoader.java:<clinit>(62)) - Unable to load native-hadoop library
> for your platform... using builtin-java classes where applicable
> Formatting using clusterid: testClusterID
> 2016-06-21 23:59:43,377 WARN [main] impl.MetricsConfig
> (MetricsConfig.java:loadFirst(124)) - Cannot locate configuration: tried
> hadoop-metrics2-namenode.properties,hadoop-metrics2.properties
> Using the path: /var/folders/lg/894v7vls0td_nyh4l9l1_vwh0000gn/T
> Using the path: /var/folders/lg/894v7vls0td_nyh4l9l1_vwh0000gn/T
> Jun 21, 2016 11:59:47 PM org.apache.asterix.test.optimizer.OptimizerTest test
> INFO: RUN TEST:
> "src/test/resources/optimizerts/queries/aggregate/constant-agg.sqlpp"
> java.lang.IllegalStateException: Library class loader already registered!
> at
> org.apache.asterix.external.library.ExternalLibraryManager.registerLibraryClassLoader(ExternalLibraryManager.java:43)
> at
> org.apache.asterix.app.external.ExternalLibraryUtils.registerLibrary(ExternalLibraryUtils.java:299)
> at
> org.apache.asterix.app.external.ExternalLibraryUtils.setUpExternaLibraries(ExternalLibraryUtils.java:76)
> at
> org.apache.asterix.hyracks.bootstrap.NCApplicationEntryPoint.notifyStartupComplete(NCApplicationEntryPoint.java:214)
> at
> org.apache.hyracks.control.nc.NodeControllerService.start(NodeControllerService.java:309)
> at
> org.apache.asterix.api.common.AsterixHyracksIntegrationUtil$1.run(AsterixHyracksIntegrationUtil.java:121)
> java.lang.IllegalStateException: Library class loader already registered!
> at
> org.apache.asterix.external.library.ExternalLibraryManager.registerLibraryClassLoader(ExternalLibraryManager.java:43)
> at
> org.apache.asterix.app.external.ExternalLibraryUtils.registerLibrary(ExternalLibraryUtils.java:299)
> at
> org.apache.asterix.app.external.ExternalLibraryUtils.setUpExternaLibraries(ExternalLibraryUtils.java:76)
> at
> org.apache.asterix.hyracks.bootstrap.NCApplicationEntryPoint.notifyStartupComplete(NCApplicationEntryPoint.java:214)
> at
> org.apache.hyracks.control.nc.NodeControllerService.start(NodeControllerService.java:309)
> at
> org.apache.asterix.api.common.AsterixHyracksIntegrationUtil$1.run(AsterixHyracksIntegrationUtil.java:121)
> {noformat}
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