[ASTERIXDB-1494] Loading external library failure in OptimizerTest

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Component/s: TEST - Test Framework
• Assignee: Yingyi Bu
• Reporter: Yingyi Bu
• Created: 22/Jun/16 07:03
• Updated: 08/Jul/16 16:25
• Resolved: 08/Jul/16 16:25

Description

I run into a library loading issue in OptimizerTest.

Here is the stacktrace:

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)