Uses of Class
org.apache.hadoop.net.NetworkTopology

Packages that use NetworkTopology

org.apache.hadoop.mapred	A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.
org.apache.hadoop.net	Network-related classes.

Uses of NetworkTopology in org.apache.hadoop.mapred

Methods in org.apache.hadoop.mapred with parameters of type NetworkTopology

protected String[]

FileInputFormat.getSplitHosts(BlockLocation[] blkLocations, long offset, long splitSize, NetworkTopology clusterMap) This function identifies and returns the hosts that contribute most for a given split.

Uses of NetworkTopology in org.apache.hadoop.net

Subclasses of NetworkTopology in org.apache.hadoop.net

class

NetworkTopologyWithNodeGroup The class extends NetworkTopology to represents a cluster of computer with a 4-layers hierarchical network topology.

Methods in org.apache.hadoop.net that return NetworkTopology

static NetworkTopology

NetworkTopology.getInstance(Configuration conf) Get an instance of NetworkTopology based on the value of the configuration parameter net.topology.impl.