Package org.apache.hadoop.hbase.regionserver.wal

Class CustomFSHLog

java.lang.Object
org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL<org.apache.hadoop.hbase.wal.WALProvider.Writer>
org.apache.hadoop.hbase.regionserver.wal.FSHLog
org.apache.hadoop.hbase.regionserver.wal.CustomFSHLog
All Implemented Interfaces:
Closeable, AutoCloseable, org.apache.hadoop.hbase.replication.regionserver.WALFileLengthProvider, org.apache.hadoop.hbase.wal.WAL
class CustomFSHLog extends org.apache.hadoop.hbase.regionserver.wal.FSHLog

  • Nested Class Summary

    Nested classes/interfaces inherited from class org.apache.hadoop.hbase.regionserver.wal.FSHLog

    org.apache.hadoop.hbase.regionserver.wal.FSHLog.SyncRequest

    Nested classes/interfaces inherited from interface org.apache.hadoop.hbase.wal.WAL

    org.apache.hadoop.hbase.wal.WAL.Entry

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    private Boolean
    syncFlag
     
    private Boolean
    writerSyncFlag
     

    Fields inherited from class org.apache.hadoop.hbase.regionserver.wal.FSHLog

    FIXED_OVERHEAD

    Fields inherited from class org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL

    abortable, blocksize, closed, closeExecutor, conf, consumeExecutor, consumer, coprocessorHost, DEFAULT_ROLL_ON_SYNC_TIME_MS, DEFAULT_SLOW_SYNC_ROLL_INTERVAL_MS, DEFAULT_SLOW_SYNC_ROLL_THRESHOLD, DEFAULT_SLOW_SYNC_TIME_MS, DEFAULT_WAL_BATCH_SIZE, DEFAULT_WAL_SHUTDOWN_WAIT_TIMEOUT_MS, DEFAULT_WAL_SYNC_TIMEOUT_MS, filenum, fs, hasConsumerTask, highestProcessedAppendTxid, highestSyncedTxid, highestUnsyncedTxid, implClassName, inflightWALClosures, listeners, LOG_NAME_COMPARATOR, logrollsize, MAX_LOGS, maxLogs, numEntries, ourFiles, prefixPathStr, RING_BUFFER_SLOT_COUNT, ROLL_ON_SYNC_TIME_MS, rollOnSyncNs, rollRequested, rollWriterLock, sequenceIdAccounting, shouldShutDownConsumeExecutorWhenClose, shutdown, SLOW_SYNC_ROLL_INTERVAL_MS, SLOW_SYNC_ROLL_THRESHOLD, SLOW_SYNC_TIME_MS, slowSyncCheckInterval, slowSyncCount, slowSyncNs, slowSyncRollThreshold, syncFutureCache, syncFutures, totalLogSize, toWriteAppends, unackedAppends, useHsync, WAL_AVOID_LOCAL_WRITES_DEFAULT, WAL_AVOID_LOCAL_WRITES_KEY, WAL_BATCH_SIZE, WAL_ROLL_MULTIPLIER, WAL_SHUTDOWN_WAIT_TIMEOUT_MS, WAL_SYNC_TIMEOUT_MS, walArchiveDir, walDir, walFile2Props, walFilePrefix, walFileSuffix, walShutdownTimeout, writer

  • Constructor Summary

    Constructors
    Constructor
    Description
    CustomFSHLog(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path root, String logDir, org.apache.hadoop.conf.Configuration conf)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    protected org.apache.hadoop.hbase.wal.WALProvider.Writer
    createWriterInstance(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path)
     
    protected void
    doSync(boolean forceSync)
     
    protected void
    doSync(long txid, boolean forceSync)
     
    (package private) Boolean
    getSyncFlag()
     
    (package private) Boolean
    getWriterSyncFlag()
     
    (package private) void
    resetSyncFlag()
     

    Methods inherited from class org.apache.hadoop.hbase.regionserver.wal.FSHLog

    checkSlowSyncCount, createCombinedWriter, doAppend, doCheckLogLowReplication, doCleanUpResources, doWriterSync, getLogReplication, getOutputStream, getPipeline, init, isLowReplicationRollEnabled, onWriterReplaced

    Methods inherited from class org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL

    abortCacheFlush, append, appendData, appendEntry, appendMarker, archive, archiveLogFile, atHeadOfRingBufferEventHandlerAppend, blockOnSync, checkLogLowReplication, close, closeWriter, completeCacheFlush, computeFilename, createSingleThreadPoolConsumeExecutor, doCheckSlowSync, doReplaceWriter, doShutdown, findRegionsToForceFlush, getCoprocessorHost, getCurrentFileName, getEarliestMemStoreSeqNum, getFilenum, getFileNumFromFileName, getFiles, getInflightWALCloseCount, getLogFileSize, getLogFileSizeIfBeingWritten, getNumLogFiles, getNumRolledLogFiles, getOldPath, getPreallocatedEventCount, getSequenceIdAccounting, getSyncedTxid, getSyncFuture, getUnflushedEntriesCount, getWALArchivePath, getWriter, isLogRollRequested, isUnflushedEntries, isWriterBroken, logRollAndSetupWalProps, main, markFutureDoneAndOffer, postSync, registerWALActionsListener, replaceWriter, requestLogRoll, requestLogRoll, rollWriter, rollWriter, setWaitOnShutdownInSeconds, shutdown, skipRemoteWAL, stampSequenceIdAndPublishToRingBuffer, startCacheFlush, startCacheFlush, sync, sync, sync, sync, toString, unregisterWALActionsListener, updateStore, waitForSafePoint

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

  • Field Details

  • Constructor Details

    • CustomFSHLog

      public CustomFSHLog(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path root, String logDir, org.apache.hadoop.conf.Configuration conf) throws IOException
      Throws:
      IOException

  • Method Details

    • createWriterInstance

      protected org.apache.hadoop.hbase.wal.WALProvider.Writer createWriterInstance(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path) throws IOException
      Overrides:
      createWriterInstance in class org.apache.hadoop.hbase.regionserver.wal.FSHLog
      Throws:
      IOException

    • doSync

      protected void doSync(boolean forceSync) throws IOException
      Overrides:
      doSync in class org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL<org.apache.hadoop.hbase.wal.WALProvider.Writer>
      Throws:
      IOException

    • doSync

      protected void doSync(long txid, boolean forceSync) throws IOException
      Overrides:
      doSync in class org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL<org.apache.hadoop.hbase.wal.WALProvider.Writer>
      Throws:
      IOException

    • resetSyncFlag

      void resetSyncFlag()

    • getSyncFlag

      Boolean getSyncFlag()

    • getWriterSyncFlag

      Boolean getWriterSyncFlag()