But this was sequential write. So when regions split, the memcaches for lower regions should have been flushed and idle. Why do we hold so much stuff around if only the top region is really active?
--- Jim Kellerman, Senior Engineer; Powerset > -----Original Message----- > From: stack [mailto:[EMAIL PROTECTED] > Sent: Wednesday, March 26, 2008 12:13 PM > To: [email protected] > Subject: Re: Interesting heap dump of an OOME running > Performance Evaluation on trunk > > Each region has a memcache. Memcache is 64MB. Each > HStoreKey has two Texts -- one for row, other for column. > 30*(64MB/1k records) each of which has a HSK makes for almost > 4M keys. With half-full memcaches, we can easily have 1.3M > keys if my math is right. > > Regards the other objects, 30 regions * 2-10 store files -- > up to 10 store files if region is being overrun with updates > -- with some logging thrown in is only about 100odd so maybe > something going on here. But do these items have any weight? > Are they large? (If buffers were 4k.. > then we're talking about 1M for 227 instances?) > > St.Ack > > > Bryan Duxbury wrote: > > Yikes. 1.3M Texts for 30 regions? that's crazy. Seems like > we must be > > doing something wrong there. > > > > On Mar 26, 2008, at 11:37 AM, Jim Kellerman wrote: > > > >> Ok, so no big surprise that there are a lot of Text and HStoreKeys > >> lying around, but look at the other stuff hanging out that really > >> should not be, esp when you consider the number of HRegions > >> > >> 1321116 instances of class org.apache.hadoop.io.Text > >> 660427 instances of class org.apache.hadoop.hbase.HStoreKey > >> 408 instances of class org.apache.hadoop.dfs.DatanodeInfo > >> 347 instances of class org.apache.hadoop.fs.Path > >> 227 instances of class org.apache.hadoop.io.DataInputBuffer > >> 227 instances of class org.apache.hadoop.io.DataInputBuffer$Buffer > >> 144 instances of class > >> org.apache.hadoop.io.compress.DecompressorStream > >> 136 instances of class org.apache.hadoop.dfs.Block > >> 136 instances of class [Lorg.apache.hadoop.dfs.DatanodeInfo; > >> 133 instances of class org.apache.hadoop.dfs.LocatedBlock > >> 105 instances of class org.apache.log4j.CategoryKey > >> 88 instances of class org.apache.hadoop.io.DataOutputBuffer > >> 88 instances of class org.apache.hadoop.io.DataOutputBuffer$Buffer > >> 78 instances of class org.apache.log4j.Logger > >> 77 instances of class org.apache.hadoop.io.SequenceFile$Metadata > >> 74 instances of class org.apache.commons.logging.impl.Log4JLogger > >> 72 instances of class > >> org.apache.hadoop.dfs.DFSClient$DFSDataInputStream > >> 72 instances of class > org.apache.hadoop.dfs.DFSClient$DFSInputStream > >> 72 instances of class org.apache.hadoop.dfs.LocatedBlocks > >> 72 instances of class org.apache.hadoop.io.SequenceFile$Reader > >> 72 instances of class > >> org.apache.hadoop.io.compress.zlib.BuiltInZlibInflater > >> 70 instances of class > >> org.apache.hadoop.dfs.DFSClient$DFSOutputStream$Packet > >> 44 instances of class org.apache.hadoop.dfs.DataChecksum > >> 39 instances of class org.apache.hadoop.dfs.DFSClient$BlockReader > >> 38 instances of class org.apache.hadoop.io.WritableComparator > >> 38 instances of class org.apache.hadoop.io.compress.DefaultCodec > >> 35 instances of class org.apache.hadoop.hbase.HStoreFile > >> 33 instances of class org.apache.hadoop.hbase.HColumnDescriptor > >> 33 instances of class org.apache.hadoop.hbase.HRegionInfo > >> 33 instances of class > >> org.apache.hadoop.hbase.HRegionServer$QueueEntry > >> 33 instances of class org.apache.hadoop.hbase.HTableDescriptor > >> 33 instances of class [Lorg.apache.hadoop.io.WritableComparable; > >> 30 instances of class org.apache.hadoop.hbase.HRegion 30 > instances of > >> class org.apache.hadoop.hbase.HRegion$WriteState > >> 30 instances of class > >> org.apache.hadoop.hbase.HStoreFile$BloomFilterMapFile$Reader > >> 30 instances of class org.mortbay.util.StringMap$Node > >> 29 instances of class org.apache.hadoop.hbase.HStore > >> 29 instances of class org.apache.hadoop.hbase.HStore$Memcache > >> 27 instances of class org.apache.log4j.ProvisionNode > >> 14 instances of class org.mortbay.util.StringMap > >> 13 instances of class org.apache.log4j.Level 10 instances of class > >> org.apache.hadoop.ipc.Server$Handler > >> 10 instances of class org.mortbay.http.PathMap$Entry > >> 8 instances of class org.apache.hadoop.fs.permission.FsAction > >> 8 instances of class > >> org.apache.hadoop.hbase.io.ImmutableBytesWritable > >> 8 instances of class org.apache.hadoop.ipc.Server$Connection > >> 8 instances of class [Lorg.mortbay.util.StringMap$Node; > >> 6 instances of class > >> org.apache.hadoop.hbase.HStoreFile$HalfMapFileReader > >> 6 instances of class > >> org.apache.hadoop.metrics.util.MetricsTimeVaryingRate$Metrics > >> 6 instances of class > >> org.apache.log4j.helpers.PatternParser$LiteralPatternConverter > >> 5 instances of class > org.apache.hadoop.dfs.DFSClient$DFSOutputStream > >> 5 instances of class > >> org.apache.hadoop.dfs.DFSClient$DFSOutputStream$DataStreamer > >> 5 instances of class org.apache.hadoop.fs.FSDataOutputStream > >> 5 instances of class > >> org.apache.hadoop.fs.FSDataOutputStream$PositionCache > >> 5 instances of class org.apache.hadoop.hbase.io.BatchOperation > >> 5 instances of class org.apache.hadoop.hbase.io.BatchUpdate > >> 5 instances of class > org.apache.hadoop.hbase.ipc.HbaseRPC$Invocation > >> 5 instances of class org.apache.hadoop.ipc.Server$Call > >> 5 instances of class org.mortbay.jetty.servlet.ServletHolder > >> 5 instances of class org.mortbay.jetty.servlet.ServletHolder$Config > >> 4 instances of class org.apache.hadoop.io.BytesWritable > >> 4 instances of class org.apache.hadoop.io.LongWritable > >> 4 instances of class org.mortbay.http.PathMap > >> 3 instances of class > >> org.apache.hadoop.dfs.DFSClient$DFSOutputStream$ResponseProcessor > >> 3 instances of class org.apache.hadoop.dfs.DatanodeInfo$AdminStates > >> 3 instances of class > >> org.apache.hadoop.dfs.FSConstants$DatanodeReportType > >> 3 instances of class > org.apache.hadoop.dfs.FSConstants$SafeModeAction > >> 3 instances of class > org.apache.hadoop.dfs.FSConstants$UpgradeAction > >> 3 instances of class > >> org.apache.hadoop.hbase.HAbstractScanner$MATCH_TYPE > >> 3 instances of class > >> org.apache.hadoop.hbase.HColumnDescriptor$CompressionType > >> 3 instances of class > >> org.apache.hadoop.hbase.HStore$MapFileCompactionReader > >> 3 instances of class org.apache.hadoop.hbase.HStoreFile$Reference > >> 3 instances of class org.apache.hadoop.hbase.ipc.HbaseRPC$Invoker > >> 3 instances of class > >> org.apache.hadoop.io.SequenceFile$CompressionType > >> 3 instances of class org.apache.hadoop.io.SequenceFile$Writer > >> 3 instances of class > >> org.apache.hadoop.metrics.util.MetricsTimeVaryingRate > >> 3 instances of class > >> org.apache.hadoop.metrics.util.MetricsTimeVaryingRate$MinMax > >> 3 instances of class org.apache.hadoop.net.StandardSocketFactory > >> 3 instances of class > >> org.apache.log4j.helpers.PatternParser$BasicPatternConverter > >> 3 instances of class org.mortbay.util.FileResource > >> 3 instances of class [Lorg.apache.hadoop.io.Text; > >> 2 instances of class org.apache.commons.logging.impl.LogFactoryImpl > >> 2 instances of class org.apache.hadoop.dfs.$Proxy1 > >> 2 instances of class org.apache.hadoop.hbase.HBaseConfiguration > >> 2 instances of class org.apache.hadoop.hbase.HServerAddress > >> 2 instances of class > >> org.apache.hadoop.hbase.HStoreFile$BloomFilterMapFile$Writer > >> 2 instances of class org.apache.hadoop.hbase.HStoreFile$Range > >> 2 instances of class org.apache.hadoop.hbase.util.Sleeper > >> 2 instances of class org.apache.hadoop.io.BytesWritable$Comparator > >> 2 instances of class > >> org.apache.hadoop.io.SequenceFile$BlockCompressWriter > >> 2 instances of class org.apache.hadoop.io.SequenceFile$CodecPool > >> 2 instances of class org.apache.hadoop.io.UTF8 > >> 2 instances of class org.apache.hadoop.io.compress.CompressorStream > >> 2 instances of class > >> org.apache.hadoop.io.compress.zlib.BuiltInZlibDeflater > >> 2 instances of class org.apache.hadoop.ipc.Client > >> 2 instances of class org.apache.hadoop.ipc.Client$Connection > >> 2 instances of class org.apache.hadoop.ipc.Client$Connection$1 > >> 2 instances of class org.apache.hadoop.ipc.Client$Connection$2 > >> 2 instances of class org.apache.hadoop.ipc.Client$ConnectionCuller > >> 2 instances of class org.apache.hadoop.ipc.Client$ConnectionId > >> 2 instances of class org.apache.log4j.helpers.OnlyOnceErrorHandler > >> 2 instances of class org.mortbay.http.ResourceCache > >> 2 instances of class org.mortbay.http.handler.ErrorPageHandler > >> 2 instances of class org.mortbay.util.MultiMap > >> 2 instances of class org.mortbay.util.SingletonList > >> 2 instances of class org.mortbay.util.ThreadPool$PoolThread > >> 2 instances of class > >> [Lorg.apache.hadoop.dfs.DatanodeInfo$AdminStates; > >> 2 instances of class > >> [Lorg.apache.hadoop.io.SequenceFile$CompressionType; > >> 2 instances of class [Lorg.mortbay.http.HttpHandler; > >> 1 instance of class $Proxy0 > >> 1 instance of class $Proxy2 > >> 1 instance of class $Proxy3 > >> 1 instance of class org.apache.hadoop.dfs.Block$1 > >> 1 instance of class org.apache.hadoop.dfs.DFSClient > >> 1 instance of class org.apache.hadoop.dfs.DFSClient$LeaseChecker > >> 1 instance of class org.apache.hadoop.dfs.DFSFileInfo$1 > >> 1 instance of class org.apache.hadoop.dfs.DatanodeInfo$1 > >> 1 instance of class org.apache.hadoop.dfs.DistributedFileSystem > >> 1 instance of class org.apache.hadoop.dfs.LocatedBlock$1 > >> 1 instance of class org.apache.hadoop.dfs.LocatedBlocks$2 > >> 1 instance of class org.apache.hadoop.fs.FileSystem$1 > >> 1 instance of class org.apache.hadoop.fs.FileSystem$Cache > >> 1 instance of class org.apache.hadoop.fs.FileSystem$Cache$Key > >> 1 instance of class org.apache.hadoop.fs.FileSystem$ClientFinalizer > >> 1 instance of class org.apache.hadoop.fs.permission.FsPermission$1 > >> 1 instance of class > >> org.apache.hadoop.hbase.HConnectionManager$TableServers > >> 1 instance of class org.apache.hadoop.hbase.HLog > >> 1 instance of class org.apache.hadoop.hbase.HLogEdit > >> 1 instance of class org.apache.hadoop.hbase.HLogKey > >> 1 instance of class org.apache.hadoop.hbase.HRegionLocation > >> 1 instance of class org.apache.hadoop.hbase.HRegionServer > >> 1 instance of class org.apache.hadoop.hbase.HRegionServer$1 > >> 1 instance of class > >> org.apache.hadoop.hbase.HRegionServer$CompactSplitThread > >> 1 instance of class org.apache.hadoop.hbase.HRegionServer$Flusher > >> 1 instance of class org.apache.hadoop.hbase.HRegionServer$LogRoller > >> 1 instance of class > >> org.apache.hadoop.hbase.HRegionServer$ShutdownThread > >> 1 instance of class org.apache.hadoop.hbase.HRegionServer$Worker > >> 1 instance of class org.apache.hadoop.hbase.HServerInfo > >> 1 instance of class org.apache.hadoop.hbase.HServerLoad > >> 1 instance of class org.apache.hadoop.hbase.HTable > >> 1 instance of class org.apache.hadoop.hbase.Leases > >> 1 instance of class org.apache.hadoop.hbase.Leases$LeaseMonitor > >> 1 instance of class > >> org.apache.hadoop.hbase.io.ImmutableBytesWritable$Comparator > >> 1 instance of class org.apache.hadoop.hbase.ipc.HbaseRPC$Server > >> 1 instance of class org.apache.hadoop.hbase.util.InfoServer > >> 1 instance of class org.apache.hadoop.io.LongWritable$Comparator > >> 1 instance of class org.apache.hadoop.io.Text$Comparator > >> 1 instance of class org.apache.hadoop.io.UTF8$Comparator > >> 1 instance of class org.apache.hadoop.io.WritableUtils$1 > >> 1 instance of class > org.apache.hadoop.io.retry.RetryInvocationHandler > >> 1 instance of class > >> org.apache.hadoop.io.retry.RetryPolicies$ExceptionDependentRetry > >> 1 instance of class > >> org.apache.hadoop.io.retry.RetryPolicies$ExponentialBackoffRetry > >> 1 instance of class > >> > org.apache.hadoop.io.retry.RetryPolicies$RemoteExceptionDependentRetr > >> y > >> 1 instance of class > >> org.apache.hadoop.io.retry.RetryPolicies$RetryForever > >> 1 instance of class > >> > org.apache.hadoop.io.retry.RetryPolicies$RetryUpToMaximumCountWithFix > >> edSleep > >> > >> 1 instance of class > >> org.apache.hadoop.io.retry.RetryPolicies$TryOnceDontFail > >> 1 instance of class > >> org.apache.hadoop.io.retry.RetryPolicies$TryOnceThenFail > >> 1 instance of class org.apache.hadoop.ipc.RPC$Invoker > >> 1 instance of class org.apache.hadoop.ipc.Server$Listener > >> 1 instance of class org.apache.hadoop.ipc.Server$Responder > >> 1 instance of class org.apache.hadoop.ipc.metrics.RpcMetrics > >> 1 instance of class org.apache.hadoop.ipc.metrics.RpcMgt > >> 1 instance of class org.apache.hadoop.metrics.ContextFactory > >> 1 instance of class org.apache.hadoop.metrics.jvm.EventCounter > >> 1 instance of class > >> org.apache.hadoop.metrics.jvm.EventCounter$EventCounts > >> 1 instance of class > >> org.apache.hadoop.metrics.spi.AbstractMetricsContext$RecordMap > >> 1 instance of class > >> org.apache.hadoop.metrics.spi.AbstractMetricsContext$TagMap > >> 1 instance of class org.apache.hadoop.metrics.spi.MetricsRecordImpl > >> 1 instance of class org.apache.hadoop.metrics.spi.NullContext > >> 1 instance of class > >> org.apache.hadoop.security.UnixUserGroupInformation > >> 1 instance of class org.apache.hadoop.util.Daemon > >> 1 instance of class org.apache.jasper.EmbeddedServletOptions > >> 1 instance of class org.apache.jasper.compiler.JspConfig > >> 1 instance of class org.apache.jasper.compiler.JspRuntimeContext > >> 1 instance of class org.apache.jasper.compiler.TagPluginManager > >> 1 instance of class org.apache.jasper.compiler.TldLocationsCache > >> 1 instance of class org.apache.jasper.runtime.JspFactoryImpl > >> 1 instance of class org.apache.jasper.servlet.JspServlet > >> 1 instance of class org.apache.jasper.util.SimplePool > >> 1 instance of class org.apache.jasper.util.SystemLogHandler > >> 1 instance of class org.apache.log4j.ConsoleAppender > >> 1 instance of class org.apache.log4j.DefaultCategoryFactory > >> 1 instance of class org.apache.log4j.Hierarchy > >> 1 instance of class org.apache.log4j.PatternLayout > >> 1 instance of class org.apache.log4j.helpers.AppenderAttachableImpl > >> 1 instance of class org.apache.log4j.helpers.FormattingInfo > >> 1 instance of class org.apache.log4j.helpers.ISO8601DateFormat > >> 1 instance of class org.apache.log4j.helpers.PatternParser > >> 1 instance of class > >> org.apache.log4j.helpers.PatternParser$ClassNamePatternConverter > >> 1 instance of class > >> org.apache.log4j.helpers.PatternParser$DatePatternConverter > >> 1 instance of class > >> org.apache.log4j.helpers.PatternParser$LocationPatternConverter > >> 1 instance of class org.apache.log4j.helpers.QuietWriter > >> 1 instance of class org.apache.log4j.or.DefaultRenderer > >> 1 instance of class org.apache.log4j.or.RendererMap > >> 1 instance of class org.apache.log4j.spi.DefaultRepositorySelector > >> 1 instance of class org.apache.log4j.spi.RootLogger > >> 1 instance of class org.mortbay.http.ContextLoader > >> 1 instance of class org.mortbay.http.HttpContext > >> 1 instance of class org.mortbay.http.SocketListener > >> 1 instance of class org.mortbay.http.handler.ResourceHandler > >> 1 instance of class org.mortbay.jetty.Server > >> 1 instance of class > >> org.mortbay.jetty.servlet.AbstractSessionManager$SessionScavenger > >> 1 instance of class org.mortbay.jetty.servlet.Default > >> 1 instance of class org.mortbay.jetty.servlet.HashSessionManager > >> 1 instance of class org.mortbay.jetty.servlet.JettyWebConfiguration > >> 1 instance of class > org.mortbay.jetty.servlet.ServletHandler$Context > >> 1 instance of class org.mortbay.jetty.servlet.WebApplicationContext > >> 1 instance of class org.mortbay.jetty.servlet.WebApplicationHandler > >> 1 instance of class org.mortbay.jetty.servlet.XMLConfiguration > >> 1 instance of class org.mortbay.util.IO$NullOS > >> 1 instance of class org.mortbay.util.IO$NullWrite > >> 1 instance of class org.mortbay.util.InetAddrPort > >> 1 instance of class org.mortbay.util.Pool > >> 1 instance of class org.mortbay.util.StringMap$NullEntry > >> 1 instance of class org.mortbay.util.ThreadedServer$Acceptor > >> 1 instance of class org.mortbay.xml.XmlParser > >> 1 instance of class org.mortbay.xml.XmlParser$Handler > >> 1 instance of class org.mortbay.xml.XmlParser$NoopHandler > >> 1 instance of class > >> [Lorg.apache.hadoop.dfs.FSConstants$DatanodeReportType; > >> 1 instance of class > >> [Lorg.apache.hadoop.dfs.FSConstants$SafeModeAction; > >> 1 instance of class > >> [Lorg.apache.hadoop.dfs.FSConstants$UpgradeAction; > >> 1 instance of class [Lorg.apache.hadoop.fs.permission.FsAction; > >> 1 instance of class > >> [Lorg.apache.hadoop.hbase.HAbstractScanner$MATCH_TYPE; > >> 1 instance of class > >> [Lorg.apache.hadoop.hbase.HColumnDescriptor$CompressionType; > >> 1 instance of class > >> [Lorg.apache.hadoop.hbase.HStore$CompactionReader; > >> 1 instance of class [Lorg.apache.hadoop.hbase.HStoreFile$Range; > >> 1 instance of class [Lorg.apache.hadoop.hbase.HStoreKey; > >> 1 instance of class > >> [Lorg.apache.hadoop.hbase.io.ImmutableBytesWritable; > >> 1 instance of class [Lorg.apache.hadoop.ipc.Server$Handler; > >> 1 instance of class > >> [Lorg.mortbay.jetty.servlet.WebApplicationContext$Configuration; > >> 1 instance of class [Lorg.mortbay.util.Pool$PondLife; > >> 1 instance of class [Lorg.mortbay.util.ThreadedServer$Acceptor; > >> 0 instances of class javax.servlet.FilterChain 0 instances > of class > >> javax.servlet.GenericServlet 0 instances of class > >> javax.servlet.RequestDispatcher 0 instances of class > >> javax.servlet.Servlet 0 instances of class > >> javax.servlet.ServletConfig 0 instances of class > >> javax.servlet.ServletContext 0 instances of class > >> javax.servlet.ServletException 0 instances of class > >> javax.servlet.ServletInputStream 0 instances of class > >> javax.servlet.ServletOutputStream 0 instances of class > >> javax.servlet.ServletRequest 0 instances of class > >> javax.servlet.ServletResponse 0 instances of class > >> javax.servlet.SingleThreadModel 0 instances of class > >> javax.servlet.UnavailableException > >> 0 instances of class javax.servlet.http.Cookie 0 instances > of class > >> javax.servlet.http.HttpServlet 0 instances of class > >> javax.servlet.http.HttpServletRequest > >> 0 instances of class javax.servlet.http.HttpServletResponse > >> 0 instances of class javax.servlet.http.HttpSession 0 instances of > >> class javax.servlet.jsp.HttpJspPage 0 instances of class > >> javax.servlet.jsp.JspContext 0 instances of class > >> javax.servlet.jsp.JspEngineInfo 0 instances of class > >> javax.servlet.jsp.JspFactory 0 instances of class > >> javax.servlet.jsp.JspPage 0 instances of class > >> javax.servlet.jsp.PageContext 0 instances of class > >> javax.servlet.jsp.el.VariableResolver > >> 0 instances of class org.apache.commons.logging.Log 0 instances of > >> class org.apache.commons.logging.LogConfigurationException > >> 0 instances of class org.apache.commons.logging.LogFactory > >> 0 instances of class org.apache.commons.logging.LogFactory$1 > >> 0 instances of class org.apache.commons.logging.LogFactory$2 > >> 0 instances of class org.apache.commons.logging.LogFactory$3 > >> 0 instances of class > org.apache.commons.logging.impl.LogFactoryImpl$1 > >> 0 instances of class org.apache.hadoop.conf.Configurable > >> 0 instances of class org.apache.hadoop.conf.Configuration > >> 0 instances of class org.apache.hadoop.conf.Configured 0 > instances of > >> class org.apache.hadoop.dfs.AlreadyBeingCreatedException > >> 0 instances of class org.apache.hadoop.dfs.BlocksMap$BlockInfo > >> 0 instances of class org.apache.hadoop.dfs.ClientProtocol > >> 0 instances of class org.apache.hadoop.dfs.DFSClient$DNAddrPair > >> 0 instances of class org.apache.hadoop.dfs.DFSFileInfo 0 > instances of > >> class org.apache.hadoop.dfs.DatanodeDescriptor > >> 0 instances of class org.apache.hadoop.dfs.DatanodeID 0 > instances of > >> class org.apache.hadoop.dfs.DatanodeRegistration > >> 0 instances of class org.apache.hadoop.dfs.DfsPath 0 instances of > >> class org.apache.hadoop.dfs.DisallowedDatanodeException > >> 0 instances of class org.apache.hadoop.dfs.FSConstants 0 > instances of > >> class org.apache.hadoop.dfs.FSImage 0 instances of class > >> org.apache.hadoop.dfs.FSNamesystem > >> 0 instances of class org.apache.hadoop.dfs.INode 0 > instances of class > >> org.apache.hadoop.dfs.INodeFile 0 instances of class > >> org.apache.hadoop.dfs.INodeFileUnderConstruction > >> 0 instances of class org.apache.hadoop.dfs.LeaseExpiredException > >> 0 instances of class org.apache.hadoop.dfs.LocatedBlocks$1 > >> 0 instances of class > org.apache.hadoop.dfs.NotReplicatedYetException > >> 0 instances of class org.apache.hadoop.dfs.SafeModeException > >> 0 instances of class org.apache.hadoop.dfs.Storage 0 instances of > >> class org.apache.hadoop.dfs.StorageInfo 0 instances of class > >> org.apache.hadoop.dfs.UnregisteredDatanodeException > >> 0 instances of class org.apache.hadoop.dfs.UpgradeStatusReport > >> 0 instances of class > >> org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean > >> 0 instances of class org.apache.hadoop.fs.ChecksumException > >> 0 instances of class org.apache.hadoop.fs.ChecksumFileSystem > >> 0 instances of class org.apache.hadoop.fs.FSDataInputStream > >> 0 instances of class org.apache.hadoop.fs.FSInputChecker > >> 0 instances of class org.apache.hadoop.fs.FSInputStream > >> 0 instances of class org.apache.hadoop.fs.FSOutputSummer > >> 0 instances of class org.apache.hadoop.fs.FileStatus 0 > instances of > >> class org.apache.hadoop.fs.FileSystem 0 instances of class > >> org.apache.hadoop.fs.FileUtil 0 instances of class > >> org.apache.hadoop.fs.FilterFileSystem > >> 0 instances of class org.apache.hadoop.fs.LocalFileSystem > >> 0 instances of class org.apache.hadoop.fs.PathFilter 0 > instances of > >> class org.apache.hadoop.fs.PositionedReadable > >> 0 instances of class org.apache.hadoop.fs.Seekable 0 instances of > >> class org.apache.hadoop.fs.permission.AccessControlException > >> 0 instances of class org.apache.hadoop.fs.permission.FsPermission > >> 0 instances of class org.apache.hadoop.fs.permission.FsPermission$2 > >> 0 instances of class org.apache.hadoop.hbase.CacheFlushListener > >> 0 instances of class org.apache.hadoop.hbase.Chore 0 instances of > >> class org.apache.hadoop.hbase.DroppedSnapshotException > >> 0 instances of class > >> org.apache.hadoop.hbase.FileSystemVersionException > >> 0 instances of class org.apache.hadoop.hbase.HAbstractScanner > >> 0 instances of class > >> org.apache.hadoop.hbase.HAbstractScanner$ColumnMatcher > >> 0 instances of class org.apache.hadoop.hbase.HConnection > >> 0 instances of class org.apache.hadoop.hbase.HConnectionManager > >> 0 instances of class org.apache.hadoop.hbase.HConstants > >> 0 instances of class > >> org.apache.hadoop.hbase.HInternalScannerInterface > >> 0 instances of class org.apache.hadoop.hbase.HMaster 0 > instances of > >> class org.apache.hadoop.hbase.HMasterInterface > >> 0 instances of class org.apache.hadoop.hbase.HMasterRegionInterface > >> 0 instances of class org.apache.hadoop.hbase.HMsg 0 instances of > >> class org.apache.hadoop.hbase.HRegion$HScanner > >> 0 instances of class org.apache.hadoop.hbase.HRegionInterface > >> 0 instances of class > >> org.apache.hadoop.hbase.HRegionServer$ScannerListener > >> 0 instances of class > org.apache.hadoop.hbase.HRegionServer$ToDoEntry > >> 0 instances of class org.apache.hadoop.hbase.HScannerInterface > >> 0 instances of class > org.apache.hadoop.hbase.HStore$CompactionReader > >> 0 instances of class org.apache.hadoop.hbase.HStore$HStoreScanner > >> 0 instances of class org.apache.hadoop.hbase.HStore$HStoreSize > >> 0 instances of class > >> org.apache.hadoop.hbase.HStore$Memcache$MemcacheScanner > >> 0 instances of class > org.apache.hadoop.hbase.HStore$StoreFileScanner > >> 0 instances of class > >> org.apache.hadoop.hbase.HStoreFile$HbaseMapFile$HbaseReader > >> 0 instances of class > >> org.apache.hadoop.hbase.HStoreFile$HbaseMapFile$HbaseWriter > >> 0 instances of class org.apache.hadoop.hbase.HTable$1 0 > instances of > >> class org.apache.hadoop.hbase.HTable$2 0 instances of class > >> org.apache.hadoop.hbase.HTable$3 0 instances of class > >> org.apache.hadoop.hbase.HTable$4 0 instances of class > >> org.apache.hadoop.hbase.HTable$5 0 instances of class > >> org.apache.hadoop.hbase.HTable$6 0 instances of class > >> org.apache.hadoop.hbase.HTable$7 0 instances of class > >> org.apache.hadoop.hbase.HTable$8 0 instances of class > >> org.apache.hadoop.hbase.HTable$ServerCallable > >> 0 instances of class > >> org.apache.hadoop.hbase.InvalidColumnNameException > >> 0 instances of class org.apache.hadoop.hbase.LeaseListener > >> 0 instances of class org.apache.hadoop.hbase.Leases$Lease > >> 0 instances of class org.apache.hadoop.hbase.Leases$LeaseName > >> 0 instances of class org.apache.hadoop.hbase.LocalHBaseCluster > >> 0 instances of class > >> org.apache.hadoop.hbase.LocalHBaseCluster$RegionServerThread > >> 0 instances of class org.apache.hadoop.hbase.LogRollListener > >> 0 instances of class > >> org.apache.hadoop.hbase.MasterNotRunningException > >> 0 instances of class > >> org.apache.hadoop.hbase.NoServerForRegionException > >> 0 instances of class > >> org.apache.hadoop.hbase.NotServingRegionException > >> 0 instances of class > >> org.apache.hadoop.hbase.RegionServerRunningException > >> 0 instances of class > >> org.apache.hadoop.hbase.RegionUnavailableListener > >> 0 instances of class org.apache.hadoop.hbase.TableNotFoundException > >> 0 instances of class > org.apache.hadoop.hbase.UnknownScannerException > >> 0 instances of class org.apache.hadoop.hbase.WrongRegionException > >> 0 instances of class > >> org.apache.hadoop.hbase.filter.RowFilterInterface > >> 0 instances of class org.apache.hadoop.hbase.filter.RowFilterSet > >> 0 instances of class > >> org.apache.hadoop.hbase.generated.regionserver.regionserver_jsp > >> 0 instances of class org.apache.hadoop.hbase.io.HbaseMapWritable > >> 0 instances of class org.apache.hadoop.hbase.io.HbaseObjectWritable > >> 0 instances of class > >> org.apache.hadoop.hbase.io.HbaseObjectWritable$NullInstance > >> 0 instances of class org.apache.hadoop.hbase.io.TextSequence > >> 0 instances of class org.apache.hadoop.hbase.ipc.HbaseRPC > >> 0 instances of class > >> org.apache.hadoop.hbase.ipc.HbaseRPC$VersionMismatch > >> 0 instances of class org.apache.hadoop.hbase.util.FSUtils > >> 0 instances of class org.apache.hadoop.hbase.util.JenkinsHash > >> 0 instances of class org.apache.hadoop.hbase.util.Threads > >> 0 instances of class org.apache.hadoop.hbase.util.Writables > >> 0 instances of class org.apache.hadoop.io.IOUtils 0 instances of > >> class org.apache.hadoop.io.MD5Hash 0 instances of class > >> org.apache.hadoop.io.MapFile$Reader > >> 0 instances of class org.apache.hadoop.io.MapFile$Writer > >> 0 instances of class org.apache.hadoop.io.NullWritable 0 > instances of > >> class org.apache.hadoop.io.ObjectWritable > >> 0 instances of class > org.apache.hadoop.io.ObjectWritable$NullInstance > >> 0 instances of class org.apache.hadoop.io.SequenceFile 0 > instances of > >> class org.apache.hadoop.io.SequenceFile$CompressedBytes > >> 0 instances of class > >> org.apache.hadoop.io.SequenceFile$RecordCompressWriter > >> 0 instances of class > >> org.apache.hadoop.io.SequenceFile$UncompressedBytes > >> 0 instances of class org.apache.hadoop.io.SequenceFile$ValueBytes > >> 0 instances of class org.apache.hadoop.io.VersionMismatchException > >> 0 instances of class org.apache.hadoop.io.Writable 0 instances of > >> class org.apache.hadoop.io.WritableComparable > >> 0 instances of class org.apache.hadoop.io.WritableFactories > >> 0 instances of class org.apache.hadoop.io.WritableFactory > >> 0 instances of class org.apache.hadoop.io.WritableName 0 > instances of > >> class org.apache.hadoop.io.WritableUtils > >> 0 instances of class org.apache.hadoop.io.compress.CompressionCodec > >> 0 instances of class > >> org.apache.hadoop.io.compress.CompressionInputStream > >> 0 instances of class > >> org.apache.hadoop.io.compress.CompressionOutputStream > >> 0 instances of class org.apache.hadoop.io.compress.Compressor > >> 0 instances of class org.apache.hadoop.io.compress.Decompressor > >> 0 instances of class org.apache.hadoop.io.compress.GzipCodec > >> 0 instances of class > >> org.apache.hadoop.io.compress.zlib.ZlibCompressor > >> 0 instances of class > >> org.apache.hadoop.io.compress.zlib.ZlibDecompressor > >> 0 instances of class org.apache.hadoop.io.compress.zlib.ZlibFactory > >> 0 instances of class org.apache.hadoop.io.retry.RetryPolicies > >> 0 instances of class > >> org.apache.hadoop.io.retry.RetryPolicies$RetryLimited > >> 0 instances of class org.apache.hadoop.io.retry.RetryPolicy > >> 0 instances of class org.apache.hadoop.io.retry.RetryProxy > >> 0 instances of class org.apache.hadoop.ipc.Client$Call 0 > instances of > >> class org.apache.hadoop.ipc.Client$ParallelCall > >> 0 instances of class org.apache.hadoop.ipc.RPC 0 instances > of class > >> org.apache.hadoop.ipc.RPC$Invocation > >> 0 instances of class org.apache.hadoop.ipc.RPC$VersionMismatch > >> 0 instances of class org.apache.hadoop.ipc.RemoteException > >> 0 instances of class org.apache.hadoop.ipc.Server 0 instances of > >> class org.apache.hadoop.ipc.VersionedProtocol > >> 0 instances of class org.apache.hadoop.ipc.metrics.RpcMgtMBean > >> 0 instances of class org.apache.hadoop.log.LogLevel$Servlet > >> 0 instances of class org.apache.hadoop.mapred.JobConf 0 > instances of > >> class org.apache.hadoop.mapred.StatusHttpServer$StackServlet > >> 0 instances of class org.apache.hadoop.metrics.MetricsContext > >> 0 instances of class org.apache.hadoop.metrics.MetricsException > >> 0 instances of class org.apache.hadoop.metrics.MetricsRecord > >> 0 instances of class org.apache.hadoop.metrics.MetricsUtil > >> 0 instances of class org.apache.hadoop.metrics.Updater 0 > instances of > >> class org.apache.hadoop.metrics.spi.AbstractMetricsContext > >> 0 instances of class > >> org.apache.hadoop.metrics.spi.AbstractMetricsContext$1 > >> 0 instances of class org.apache.hadoop.metrics.util.MBeanUtil > >> 0 instances of class org.apache.hadoop.net.DNS 0 instances > of class > >> org.apache.hadoop.net.NetUtils 0 instances of class > >> org.apache.hadoop.net.Node 0 instances of class > >> org.apache.hadoop.security.UnixUserGroupInformation$1 > >> 0 instances of class > org.apache.hadoop.security.UserGroupInformation > >> 0 instances of class org.apache.hadoop.util.NativeCodeLoader > >> 0 instances of class org.apache.hadoop.util.ReflectionUtils > >> 0 instances of class org.apache.hadoop.util.Shell 0 instances of > >> class org.apache.hadoop.util.Shell$1 0 instances of class > >> org.apache.hadoop.util.Shell$ExitCodeException > >> 0 instances of class > >> org.apache.hadoop.util.Shell$ShellCommandExecutor > >> 0 instances of class org.apache.hadoop.util.StringUtils > >> 0 instances of class org.apache.hadoop.util.StringUtils$1 > >> 0 instances of class org.apache.jasper.JasperException 0 > instances of > >> class org.apache.jasper.Options 0 instances of class > >> org.apache.jasper.compiler.JspConfig$JspPropertyGroup > >> 0 instances of class org.apache.jasper.compiler.Node$Visitor > >> 0 instances of class org.apache.jasper.compiler.TagPluginManager$1 > >> 0 instances of class > >> org.apache.jasper.compiler.tagplugin.TagPluginContext > >> 0 instances of class org.apache.jasper.runtime.HttpJspBase > >> 0 instances of class org.apache.jasper.runtime.JspFactoryImpl$1 > >> 0 instances of class org.apache.jasper.runtime.JspSourceDependent > >> 0 instances of class org.apache.jasper.runtime.PageContextImpl > >> 0 instances of class org.apache.jasper.security.SecurityClassLoad > >> 0 instances of class org.apache.jasper.servlet.JspCServletContext > >> 0 instances of class org.apache.log4j.Appender 0 instances > of class > >> org.apache.log4j.AppenderSkeleton 0 instances of class > >> org.apache.log4j.Category 0 instances of class > >> org.apache.log4j.ConsoleAppender$SystemErrStream > >> 0 instances of class > org.apache.log4j.ConsoleAppender$SystemOutStream > >> 0 instances of class org.apache.log4j.Layout 0 instances of class > >> org.apache.log4j.LogManager 0 instances of class > >> org.apache.log4j.Priority 0 instances of class > >> org.apache.log4j.PropertyConfigurator > >> 0 instances of class org.apache.log4j.PropertyWatchdog 0 > instances of > >> class org.apache.log4j.WriterAppender 0 instances of class > >> org.apache.log4j.config.PropertySetter > >> 0 instances of class > org.apache.log4j.config.PropertySetterException > >> 0 instances of class > org.apache.log4j.helpers.AbsoluteTimeDateFormat > >> 0 instances of class org.apache.log4j.helpers.DateTimeDateFormat > >> 0 instances of class org.apache.log4j.helpers.FileWatchdog > >> 0 instances of class org.apache.log4j.helpers.Loader 0 > instances of > >> class org.apache.log4j.helpers.LogLog 0 instances of class > >> org.apache.log4j.helpers.OptionConverter > >> 0 instances of class org.apache.log4j.helpers.PatternConverter > >> 0 instances of class > >> org.apache.log4j.helpers.PatternParser$CategoryPatternConverter > >> 0 instances of class > >> org.apache.log4j.helpers.PatternParser$MDCPatternConverter > >> 0 instances of class > >> org.apache.log4j.helpers.PatternParser$NamedPatternConverter > >> 0 instances of class org.apache.log4j.or.ObjectRenderer > >> 0 instances of class org.apache.log4j.spi.AppenderAttachable > >> 0 instances of class org.apache.log4j.spi.Configurator 0 > instances of > >> class org.apache.log4j.spi.ErrorHandler 0 instances of class > >> org.apache.log4j.spi.Filter 0 instances of class > >> org.apache.log4j.spi.LocationInfo 0 instances of class > >> org.apache.log4j.spi.LoggerFactory > >> 0 instances of class org.apache.log4j.spi.LoggerRepository > >> 0 instances of class org.apache.log4j.spi.LoggingEvent 0 > instances of > >> class org.apache.log4j.spi.OptionHandler > >> 0 instances of class org.apache.log4j.spi.RendererSupport > >> 0 instances of class org.apache.log4j.spi.RepositorySelector > >> 0 instances of class org.mortbay.http.Authenticator 0 instances of > >> class org.mortbay.http.BasicAuthenticator > >> 0 instances of class org.mortbay.http.HttpException 0 instances of > >> class org.mortbay.http.HttpHandler 0 instances of class > >> org.mortbay.http.HttpListener 0 instances of class > >> org.mortbay.http.HttpOnlyCookie 0 instances of class > >> org.mortbay.http.HttpServer 0 instances of class > >> org.mortbay.http.SecurityConstraint > >> 0 instances of class org.mortbay.http.Version 0 instances of class > >> org.mortbay.http.handler.AbstractHttpHandler > >> 0 instances of class > org.mortbay.jetty.servlet.AbstractSessionManager > >> 0 instances of class > >> org.mortbay.jetty.servlet.AbstractSessionManager$Session > >> 0 instances of class org.mortbay.jetty.servlet.FormAuthenticator > >> 0 instances of class > >> org.mortbay.jetty.servlet.HashSessionManager$Session > >> 0 instances of class org.mortbay.jetty.servlet.Holder 0 > instances of > >> class org.mortbay.jetty.servlet.ServletHandler > >> 0 instances of class org.mortbay.jetty.servlet.ServletHttpContext > >> 0 instances of class org.mortbay.jetty.servlet.ServletHttpRequest > >> 0 instances of class org.mortbay.jetty.servlet.SessionManager > >> 0 instances of class > org.mortbay.jetty.servlet.SessionManager$Session > >> 0 instances of class > >> org.mortbay.jetty.servlet.WebApplicationContext$Configuration > >> 0 instances of class > >> org.mortbay.jetty.servlet.WebApplicationHandler$CachedChain > >> 0 instances of class > >> org.mortbay.jetty.servlet.WebApplicationHandler$Chain > >> 0 instances of class org.mortbay.util.BadResource 0 instances of > >> class org.mortbay.util.ByteArrayISO8859Writer > >> 0 instances of class org.mortbay.util.CachedResource 0 > instances of > >> class org.mortbay.util.ComponentEvent 0 instances of class > >> org.mortbay.util.Container 0 instances of class > >> org.mortbay.util.Credential 0 instances of class > >> org.mortbay.util.Credential$Crypt 0 instances of class > >> org.mortbay.util.Credential$MD5 0 instances of class > >> org.mortbay.util.EventProvider 0 instances of class > >> org.mortbay.util.IO 0 instances of class > >> org.mortbay.util.JarFileResource 0 instances of class > >> org.mortbay.util.JarResource 0 instances of class > >> org.mortbay.util.LazyList 0 instances of class > >> org.mortbay.util.LifeCycle 0 instances of class > >> org.mortbay.util.LifeCycleEvent 0 instances of class > >> org.mortbay.util.Loader 0 instances of class > >> org.mortbay.util.LogSupport 0 instances of class > >> org.mortbay.util.MultiException 0 instances of class > >> org.mortbay.util.Password 0 instances of class > >> org.mortbay.util.Pool$PondLife 0 instances of class > >> org.mortbay.util.Resource 0 instances of class > >> org.mortbay.util.StringUtil 0 instances of class > >> org.mortbay.util.ThreadPool 0 instances of class > >> org.mortbay.util.ThreadedServer 0 instances of class > >> org.mortbay.util.URI 0 instances of class > >> org.mortbay.util.URLResource 0 instances of class > >> org.mortbay.util.UrlEncoded 0 instances of class > >> org.mortbay.util.WriterOutputStream > >> 0 instances of class org.mortbay.xml.XmlParser$1 0 > instances of class > >> org.mortbay.xml.XmlParser$Attribute > >> 0 instances of class org.mortbay.xml.XmlParser$Node 0 instances of > >> class org.onelab.filter.BloomFilter 0 instances of class > >> org.onelab.filter.CountingBloomFilter > >> 0 instances of class org.onelab.filter.Filter 0 instances of class > >> org.onelab.filter.RemoveScheme 0 instances of class > >> org.onelab.filter.RetouchedBloomFilter > >> 0 instances of class [Lorg.apache.hadoop.dfs.DFSFileInfo; > >> 0 instances of class [Lorg.apache.hadoop.dfs.DatanodeID; > >> 0 instances of class [Lorg.apache.hadoop.dfs.LocatedBlock; > >> 0 instances of class [Lorg.apache.hadoop.fs.FileStatus; > >> 0 instances of class [Lorg.apache.hadoop.fs.Path; 0 instances of > >> class [Lorg.apache.hadoop.hbase.HConstants; > >> 0 instances of class > >> [Lorg.apache.hadoop.hbase.HInternalScannerInterface; > >> 0 instances of class [Lorg.apache.hadoop.hbase.HMsg; 0 > instances of > >> class [Lorg.apache.hadoop.hbase.HRegion; > >> 0 instances of class [Lorg.apache.hadoop.hbase.HScannerInterface; > >> 0 instances of class [Lorg.apache.hadoop.hbase.HStore; 0 > instances of > >> class [Lorg.apache.hadoop.io.MapFile$Reader; > >> 0 instances of class [Lorg.apache.hadoop.io.Writable; 0 > instances of > >> class [Lorg.apache.hadoop.net.Node; 0 instances of class > >> [Lorg.mortbay.http.HttpContext; 0 instances of class > >> [Lorg.mortbay.http.HttpListener; 0 instances of class > >> [Lorg.mortbay.jetty.servlet.Holder; > >> 0 instances of class [Lorg.mortbay.jetty.servlet.ServletHolder; > >> 0 instances of class [Lorg.mortbay.util.Container; 0 instances of > >> class [Lorg.mortbay.util.EventProvider; 0 instances of class > >> [Lorg.mortbay.util.LifeCycle; 0 instances of class > >> [Lorg.mortbay.xml.XmlParser$Attribute; > >> > >> --- > >> Jim Kellerman, Senior Engineer; Powerset > >> > >> No virus found in this outgoing message. > >> Checked by AVG. > >> Version: 7.5.519 / Virus Database: 269.22.0/1344 - Release Date: > >> 3/26/2008 8:52 AM > >> > > > > > No virus found in this incoming message. > Checked by AVG. > Version: 7.5.519 / Virus Database: 269.22.0/1344 - Release > Date: 3/26/2008 8:52 AM > > No virus found in this outgoing message. Checked by AVG. Version: 7.5.519 / Virus Database: 269.22.0/1344 - Release Date: 3/26/2008 8:52 AM
