public class DfsClientConf extends Object
Modifier and Type | Class and Description |
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static class |
DfsClientConf.ShortCircuitConf
Configuration for short-circuit reads.
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Constructor and Description |
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DfsClientConf(org.apache.hadoop.conf.Configuration conf) |
public static org.apache.hadoop.fs.Options.ChecksumOpt getChecksumOptFromConf(org.apache.hadoop.conf.Configuration conf)
public org.apache.hadoop.util.DataChecksum createChecksum(org.apache.hadoop.fs.Options.ChecksumOpt userOpt)
public int getBlockWriteLocateFollowingInitialDelayMs()
public int getBlockWriteLocateFollowingMaxDelayMs()
public int getHdfsTimeout()
public int getMaxFailoverAttempts()
public int getMaxRetryAttempts()
public int getFailoverSleepBaseMillis()
public int getFailoverSleepMaxMillis()
public int getMaxBlockAcquireFailures()
public int getDatanodeSocketWriteTimeout()
public int getIoBufferSize()
public org.apache.hadoop.fs.Options.ChecksumOpt getDefaultChecksumOpt()
public org.apache.hadoop.fs.Options.ChecksumCombineMode getChecksumCombineMode()
public int getChecksumEcSocketTimeout()
public int getWritePacketSize()
public int getWriteMaxPackets()
public ByteArrayManager.Conf getWriteByteArrayManagerConf()
public boolean getDataTransferTcpNoDelay()
public int getSocketTimeout()
public int getSocketSendBufferSize()
public long getExcludedNodesCacheExpiry()
public int getTimeWindow()
public int getNumCachedConnRetry()
public int getNumBlockWriteRetry()
public int getNumBlockWriteLocateFollowingRetry()
public long getDefaultBlockSize()
public long getPrefetchSize()
public boolean isUriCacheEnabled()
public short getDefaultReplication()
public String getTaskId()
public org.apache.hadoop.fs.permission.FsPermission getUMask()
public boolean isConnectToDnViaHostname()
public int getRetryTimesForGetLastBlockLength()
public int getRetryIntervalForGetLastBlockLength()
public long getDatanodeRestartTimeout()
public long getSlowIoWarningThresholdMs()
public int getClientShortCircuitNum()
public long getHedgedReadThresholdMillis()
public int getHedgedReadThreadpoolSize()
public int getStripedReadThreadpoolSize()
public boolean isDeadNodeDetectionEnabled()
public long getleaseHardLimitPeriod()
public boolean isReadUseCachePriority()
public List<Class<? extends ReplicaAccessorBuilder>> getReplicaAccessorBuilderClasses()
public long getRefreshReadBlockLocationsMS()
public DfsClientConf.ShortCircuitConf getShortCircuitConf()
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