This is the documentation for Cloudera Enterprise 5.8.x. Documentation for other versions is available at Cloudera Documentation.

Starting CDH Services Using the Command Line

You need to start and stop services in the right order to make sure everything starts or stops cleanly.

  Note: The Oracle JDK is required for all Hadoop components.

START services in this order:

Order Service Comments For instructions and more information

1

ZooKeeper

Cloudera recommends starting ZooKeeper before starting HDFS; this is a requirement in a high-availability (HA) deployment. In any case, always start ZooKeeper before HBase.

Installing the ZooKeeper Server Package and Starting ZooKeeper on a Single Server; Installing ZooKeeper in a Production Environment; Deploying HDFS High Availability; Configuring High Availability for the JobTracker (MRv1)

2

HDFS

Start HDFS before all other services except ZooKeeper. If you are using HA, see the CDH 5 High Availability Guide for instructions.

Deploying HDFS on a Cluster; HDFS High Availability

3

HttpFS

 

HttpFS Installation

4a

MRv1

Start MapReduce before Hive or Oozie. Do not start MRv1 if YARN is running.

Deploying MapReduce v1 (MRv1) on a Cluster; Configuring High Availability for the JobTracker (MRv1)

4b

YARN

Start YARN before Hive or Oozie. Do not start YARN if MRv1 is running.

Deploying MapReduce v2 (YARN) on a Cluster

5

HBase

 

Starting and Stopping HBase; Deploying HBase in a Distributed Cluster

6

Hive

Start the Hive metastore before starting HiveServer2 and the Hive console.

Installing Hive

7

Oozie

 

Starting the Oozie Server

8

Flume 1.x

 

Running Flume

9

Sqoop

 

Sqoop Installation and Sqoop 2 Installation

10

Hue

 

Hue Installation
Page generated July 8, 2016.