Cloudera Manager Admin Console

Cloudera Manager Admin Console is the web-based i that you use to configure, manage, and monitor CDH.

If no services are configured when you log into the Cloudera Manager Admin Console, the Cloudera Manager installation wizard displays. If services have been configured, the Cloudera Manager top navigation bar:

and Home page display. The Cloudera Manager Admin Console top navigation bar provides the following tabs and menus:
  • Clusters > cluster_name
    • Services - Display individual services, and the Cloudera Management Service. In these pages you can:
      • View the status and other details of a service instance or the role instances associated with the service
      • Make configuration changes to a service instance, a role, or a specific role instance
      • Add and delete a service or role
      • Stop, start, or restart a service or role.
      • View the commands that have been run for a service or a role
      • View an audit event history
      • Deploy and download client configurations
      • Decommission and recommission role instances
      • Enter or exit maintenance mode
      • Perform actions unique to a specific type of service. For example:
        • Enable HDFS high availability or NameNode federation
        • Run the HDFS Balancer
        • Create HBase, Hive, and Sqoop directories
    • Cloudera Manager Management Service - Manage and monitor the Cloudera Manager Management Service. This includes the following roles: Activity Monitor, Alert Publisher, Event Server, Host Monitor, Navigator Audit Server, Navigator Metadata Server, Reports Manager, and Service Monitor.
    • Cloudera Navigator - Opens the Cloudera Navigator user interface.
    • Hosts - Displays the hosts in the cluster.
    • Reports - Create reports about the HDFS, MapReduce, YARN, and Impala usage and browse HDFS files, and manage quotas for HDFS directories.
    • Utilization Report - Opens the Cluster Utilization Report. displays aggregated utilization information for YARN and Impala jobs.
    • MapReduce_service_name Jobs - Query information about MapReduce jobs running on your cluster.
    • YARN_service_name Applications - Query information about YARN applications running on your cluster.
    • Impala_service_name Queries - Query information about Impala queries running on your cluster.
    • Dynamic Resource Pools - Manage dynamic allocation of cluster resources to YARN and Impala services by specifying the relative weights of named pools.
    • Static Service Pools - Manage static allocation of cluster resources to HBase, HDFS, Impala, MapReduce, and YARN services.
  • Hosts - Display the hosts managed by Cloudera Manager.
    • All Hosts - Displays a list of manage hosts in the cluster.
    • Roles - Displays the roles deployed on each host.
    • Host Templates - Create and manage Host Templates, which define sets of role groups that can be used to easily expand a cluster.
    • Disks Overview - Displays the status of all disks in the cluster.
    • Parcels - Displays parcels available in the cluster and allows you to download, distribute, and activate new parcels.
    In this page you can:
    • View the status and a variety of detail metrics about individual hosts
    • Make configuration changes for host monitoring
    • View all the processes running on a host
    • Run the Host Inspector
    • Add and delete hosts
    • Create and manage host templates
    • Manage parcels
    • Decommission and recommission hosts
    • Make rack assignments
    • Run the host upgrade wizard
  • Diagnostics - Review logs, events, and alerts to diagnose problems. The subpages are:
    • Events - Search for and displaying events and alerts that have occurred.
    • Logs - Search logs by service, role, host, and search phrase as well as log level (severity).
    • Server Log -Display the Cloudera Manager Server log.
  • Audits - Query and filter audit events across clusters, including logins, across clusters.
  • Charts - Query for metrics of interest, display them as charts, and display personalized chart dashboards.
  • Backup - Manage replication schedules and snapshot policies.
  • Administration - Administer Cloudera Manager. The subpages are:
    • Settings - Configure Cloudera Manager.
    • Alerts - Display when alerts will be generated, configure alert recipients, and send test alert email.
    • Users - Manage Cloudera Manager users and user sessions.
    • Security - Generate Kerberos credentials and inspect hosts.
    • License - Manage Cloudera licenses.
    • Language - Set the language used for the content of activity events, health events, and alert email messages.
    • AWS Credentials - Configure S3 connectivity to Cloudera Manager.
  • Parcel Icon - link to the Hosts > Parcels page.
  • Running Commands Indicator - displays the number of commands currently running for all services or roles.
  • Search - Supports searching for services, roles, hosts, configuration properties, and commands. You can enter a partial string and a drop-down list with up to sixteen entities that match will display.
  • Support - Displays various support actions. The subcommands are:
    • Send Diagnostic Data - Sends data to Cloudera Support to support troubleshooting.
    • Support Portal (Cloudera Enterprise) - Displays the Cloudera Support portal.
    • Mailing List (Cloudera Express) - Displays the Cloudera Manager Users list.
    • Scheduled Diagnostics: Weekly - Configure the frequency of automatically collecting diagnostic data and sending to Cloudera support.
    • The following links open the latest documentation on the Cloudera web site:
      • Help
      • Installation Guide
      • API Documentation
      • Release Notes
    • About - Version number and build details of Cloudera Manager and the current date and time stamp of the Cloudera Manager server.
  • Logged-in User Menu - The currently logged-in user. The subcommands are:
    • Change Password - Change the password of the currently logged in user.
    • Logout

Starting and Logging into the Admin Console

  1. In a web browser, enter http://Server host:7180, where Server host is the FQDN or IP address of the host where the Cloudera Manager Server is running.

    The login screen for Cloudera Manager Admin Console displays.

  2. Log into Cloudera Manager Admin Console using the credentials assigned by your administrator. User accounts are assigned roles that constrain the features available to you.