Josh Elser created ACCUMULO-4350:
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Summary: ShellServerIT fails to load RowSampler class
Key: ACCUMULO-4350
URL: https://issues.apache.org/jira/browse/ACCUMULO-4350
Project: Accumulo
Issue Type: Bug
Components: test
Reporter: Josh Elser
Fix For: 1.9.0
Running {{JAVA_HOME=$(/usr/libexec/java_home -v1.8) mvn clean verify
-Dit.test=ShellServerIT -Dtest=foobar -DfailIfNoTests=false}}:
I can see the following which is causing ShellServerIT to never exit:
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2016-06-21 00:48:23,675 [impl.ThriftTransportPool] WARN : Thread "Time-limited
test" stuck on IO to host.domain:61175 (0) for at least 120324 ms
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Looking in the TabletServer logs for MAC
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2016-06-21 00:48:50,019 [tablet.Compactor] ERROR:
java.lang.ClassNotFoundException: org.apache.accumulo.core.sample.RowSampler
java.lang.RuntimeException: java.lang.ClassNotFoundException:
org.apache.accumulo.core.sample.RowSampler
at
org.apache.accumulo.core.sample.impl.SamplerFactory.newSampler(SamplerFactory.java:45)
at
org.apache.accumulo.core.file.rfile.RFileOperations.openWriter(RFileOperations.java:91)
at
org.apache.accumulo.core.file.DispatchingFileFactory.openWriter(DispatchingFileFactory.java:74)
at
org.apache.accumulo.core.file.FileOperations$OpenWriterOperation.build(FileOperations.java:331)
at org.apache.accumulo.tserver.tablet.Compactor.call(Compactor.java:201)
at
org.apache.accumulo.tserver.tablet.Tablet._majorCompact(Tablet.java:1850)
at
org.apache.accumulo.tserver.tablet.Tablet.majorCompact(Tablet.java:1967)
at
org.apache.accumulo.tserver.tablet.CompactionRunner.run(CompactionRunner.java:44)
at org.apache.htrace.wrappers.TraceRunnable.run(TraceRunnable.java:57)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at
org.apache.accumulo.fate.util.LoggingRunnable.run(LoggingRunnable.java:35)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassNotFoundException:
org.apache.accumulo.core.sample.RowSampler
at
org.apache.commons.vfs2.impl.VFSClassLoader.findClass(VFSClassLoader.java:178)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at
org.apache.accumulo.start.classloader.vfs.AccumuloVFSClassLoader.loadClass(AccumuloVFSClassLoader.java:110)
at
org.apache.accumulo.core.sample.impl.SamplerFactory.newSampler(SamplerFactory.java:36)
... 12 more
2016-06-21 00:48:50,019 [tablet.Tablet] ERROR: MajC Unexpected exception,
extent = h<<
java.lang.RuntimeException: java.lang.ClassNotFoundException:
org.apache.accumulo.core.sample.RowSampler
at
org.apache.accumulo.core.sample.impl.SamplerFactory.newSampler(SamplerFactory.java:45)
at
org.apache.accumulo.core.file.rfile.RFileOperations.openWriter(RFileOperations.java:91)
at
org.apache.accumulo.core.file.DispatchingFileFactory.openWriter(DispatchingFileFactory.java:74)
at
org.apache.accumulo.core.file.FileOperations$OpenWriterOperation.build(FileOperations.java:331)
at org.apache.accumulo.tserver.tablet.Compactor.call(Compactor.java:201)
at
org.apache.accumulo.tserver.tablet.Tablet._majorCompact(Tablet.java:1850)
at
org.apache.accumulo.tserver.tablet.Tablet.majorCompact(Tablet.java:1967)
at
org.apache.accumulo.tserver.tablet.CompactionRunner.run(CompactionRunner.java:44)
at org.apache.htrace.wrappers.TraceRunnable.run(TraceRunnable.java:57)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at
org.apache.accumulo.fate.util.LoggingRunnable.run(LoggingRunnable.java:35)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassNotFoundException:
org.apache.accumulo.core.sample.RowSampler
at
org.apache.commons.vfs2.impl.VFSClassLoader.findClass(VFSClassLoader.java:178)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at
org.apache.accumulo.start.classloader.vfs.AccumuloVFSClassLoader.loadClass(AccumuloVFSClassLoader.java:110)
at
org.apache.accumulo.core.sample.impl.SamplerFactory.newSampler(SamplerFactory.java:36)
... 12 more
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