Public

<init>

Returns true if the block scanner is enabled. If the block scanner is disabled,
no volume scanners w

isEnabled

Mark a block as "suspect." This means that we should try to rescan it soon. Note
that the VolumeScan

markSuspectBlock

Stops and removes all volume scanners. This function will block until all the
volume scanners have s

removeAllVolumeScanners

Set up a scanner for the given block pool and volume.

addVolumeScanner

disableBlockPoolId

enableBlockPoolId

printStats

Stops and removes a volume scanner. This function will block until the volume
scanner has stopped.

removeVolumeScanner

getVolumeStats

setConf

BlockScanner

Reading from database using SQL prepared statement

A writable sink for bytes.Most clients will use output streams that write data
to the file system ( 

java.io.OutputStream

This exception is thrown when a program attempts to create an URL from an
incorrect specification.

java.net.MalformedURLException

This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand

java.security.SecureRandom

A collection designed for holding elements prior to processing. Besides basic
java.util.Collection o

java.util.Queue

An Executor that provides methods to manage termination and methods that can
produce a Future for tr

java.util.concurrent.ExecutorService

An interface for the creation of Connection objects which represent a connection
to a database. This

javax.sql.DataSource

requestLocationUpdates

getResourceAsStream

findViewById

/**
   * The following test first creates a file.
   * It verifies the block information from a datanode.
   * Then, it updates the block with new information and verifies again.
   * @param useDnHostname whether DNs should connect to other DNs by hostname
   */

// Since the mini cluster only listens on the loopback we have to

// ensure the hostname used to access DNs maps to the loopback. We

// do this by telling the DN to advertise localhost as its hostname

// Verify correct null response trying to init recovery for a missing block

How to use removeAllVolumeScannersmethodin org.apache.hadoop.hdfs.server.datanode.BlockScanner

Best Java code snippets using org.apache.hadoop.hdfs.server.datanode.BlockScanner.removeAllVolumeScanners (Showing top 4 results out of 315)

How to use
removeAllVolumeScanners
method
in
org.apache.hadoop.hdfs.server.datanode.BlockScanner