Apache Hadoop HDFS 3.5.0 API
Apache Hadoop HDFS API
Package
Description
A distributed implementation of
FileSystem.This package contains classes related to hdfs data transfer protocol.
Classes for data transfer SASL implementation.
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.
The Balancer is a tool for balancing the data across
the storage devices of an HDFS cluster.
The AliasMap defines mapping of PROVIDED HDFS blocks to data in remote
storage systems.
This package provides commonly used classes for the block movement.
Datanode support for running disk checks.
Datanode side striping + erasure coding related task processing.
Data node HTTP classes.
Disk Balancer connects to a
.DataNode and attempts to spread data across all volumes evenly.Commands for disk balancer command line tool.
Connectors package is a set of logical connectors that connect
to various data sources to read the hadoop cluster information.
Disk Balancer Data Model is the Data Model for the cluster that
Disk Balancer is working against.
Planner takes a DiskBalancerVolumeSet, threshold and
computes a series of steps that lead to an even data
distribution between volumes of this DiskBalancerVolumeSet.
Mover is a data migration tool for tiered storage.
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.
This package provides a mechanism for satisfying the storage policy of a
path.
This package provides a mechanism for tracking NameNode startup
progress.
Use the visitor pattern to visit namespace tree.
This package provides a mechanism for satisfying the storage policy of a
path.
This package provides the ability to expose external SPS metrics to JMX.