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From GitBox <...@apache.org>
Subject [GitHub] [accumulo] mikewalch opened a new issue #1021: Tablet server failed to load Root tablet during 2.0 upgrade
Date Fri, 08 Mar 2019 20:47:26 GMT
mikewalch opened a new issue #1021: Tablet server failed to load Root tablet during 2.0 upgrade
URL: https://github.com/apache/accumulo/issues/1021
 
 
   Found this while trying to upgrade from `1.9.3-SNAPSHOT` to `2.0.0-SNAPSHOT`
   
   ```
   2019-03-08 15:25:19,166 [tserver.TabletServer] INFO : Root tablet loaded: +r<<
   2019-03-08 15:25:19,342 [tserver.FileManager] ERROR: Failed to open file hdfs://localhost:8020/accumulo/tables/+r/root_tablet/A000001b.rf
null
   2019-03-08 15:25:19,347 [scan.LookupTask] WARN : lookup failed for tablet +r<<
   java.io.IOException: Failed to open hdfs://localhost:8020/accumulo/tables/+r/root_tablet/A000001b.rf
           at org.apache.accumulo.tserver.FileManager.reserveReaders(FileManager.java:361)
           at org.apache.accumulo.tserver.FileManager.access$600(FileManager.java:63)
           at org.apache.accumulo.tserver.FileManager$ScanFileManager.openFiles(FileManager.java:526)
           at org.apache.accumulo.tserver.FileManager$ScanFileManager.openFileRefs(FileManager.java:511)
           at org.apache.accumulo.tserver.FileManager$ScanFileManager.openFiles(FileManager.java:536)
           at org.apache.accumulo.tserver.tablet.ScanDataSource.createIterator(ScanDataSource.java:182)
           at org.apache.accumulo.tserver.tablet.ScanDataSource.iterator(ScanDataSource.java:140)
           at org.apache.accumulo.core.iterators.system.SourceSwitchingIterator.seek(SourceSwitchingIterator.java:226)
           at org.apache.accumulo.tserver.tablet.Tablet.lookup(Tablet.java:603)
           at org.apache.accumulo.tserver.tablet.Tablet.lookup(Tablet.java:757)
           at org.apache.accumulo.tserver.scan.LookupTask.run(LookupTask.java:116)
           at org.apache.accumulo.tserver.session.ScanSession$ScanMeasurer.run(ScanSession.java:54)
           at org.apache.accumulo.tserver.TabletServerResourceManager.executeReadAhead(TabletServerResourceManager.java:936)
           at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.continueMultiScan(TabletServer.java:842)
           at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.startMultiScan(TabletServer.java:812)
           at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
           at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
           at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
           at java.lang.reflect.Method.invoke(Method.java:498)
           at org.apache.accumulo.core.trace.TraceUtil.lambda$wrapService$8(TraceUtil.java:235)
           at com.sun.proxy.$Proxy21.startMultiScan(Unknown Source)
           at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$startMultiScan.getResult(TabletClientService.java:2757)
           at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$startMultiScan.getResult(TabletClientService.java:2736)
           at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:38)
           at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
           at org.apache.accumulo.server.rpc.TimedProcessor.process(TimedProcessor.java:65)
           at org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:518)
           at org.apache.accumulo.server.rpc.CustomNonBlockingServer$CustomFrameBuffer.invoke(CustomNonBlockingServer.java:112)
           at org.apache.thrift.server.Invocation.run(Invocation.java:18)
           at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
           at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
           at org.apache.accumulo.fate.util.LoggingRunnable.run(LoggingRunnable.java:35)
           at java.lang.Thread.run(Thread.java:748)
   Caused by: java.lang.NullPointerException
           at java.util.Objects.requireNonNull(Objects.java:203)
           at org.apache.accumulo.core.crypto.CryptoUtils.writeParams(CryptoUtils.java:65)
           at org.apache.accumulo.core.file.rfile.bcfile.BCFile$Reader.serializeMetadata(BCFile.java:585)
           at org.apache.accumulo.core.file.blockfile.impl.CachableBlockFile$Reader$BCFileLoader.load(CachableBlockFile.java:229)
           at org.apache.accumulo.core.file.blockfile.cache.lru.SynchronousLoadingBlockCache.getBlock(SynchronousLoadingBlockCache.java:127)
           at org.apache.accumulo.core.file.blockfile.cache.lru.SynchronousLoadingBlockCache.resolveDependencies(SynchronousLoadingBlockCache.java:64)
           at org.apache.accumulo.core.file.blockfile.cache.lru.SynchronousLoadingBlockCache.getBlock(SynchronousLoadingBlockCache.java:109)
           at org.apache.accumulo.core.file.blockfile.impl.CachableBlockFile$Reader.getMetaBlock(CachableBlockFile.java:385)
           at org.apache.accumulo.core.file.rfile.RFile$Reader.<init>(RFile.java:1156)
           at org.apache.accumulo.core.file.rfile.RFile$Reader.<init>(RFile.java:1251)
           at org.apache.accumulo.core.file.rfile.RFileOperations.getReader(RFileOperations.java:53)
           at org.apache.accumulo.core.file.rfile.RFileOperations.openReader(RFileOperations.java:68)
   ```

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