Part I Ceph Dashboard #

The Ceph Dashboard is a built-in Web-based Ceph management and monitoring application that administers various aspects and objects of the cluster. The dashboard is automatically enabled after the basic cluster is deployed in Chapter 7, Deploying the bootstrap cluster using ceph-salt.

To log in to the Ceph Dashboard, point your browser to its URL including the port number. Run the following command to find the address:

Dashboard user management performed by Ceph commands on the command line was already introduced in Chapter 11, Manage users and roles on the command line.

The Cluster menu item lets you view detailed information about Ceph cluster hosts, inventory, Ceph Monitors, services, OSDs, configuration, CRUSH Map, Ceph Manager, logs, and monitoring files.

For more general information about Ceph pools, refer to Chapter 18, Manage storage pools. For information specific to erasure code pools, refer to Chapter 19, Erasure coded pools.

To list all available RADOS Block Devices (RBDs), click Block › Images from the main menu.

NFS Ganesha supports NFS version 4.1 and newer. It does not support NFS version 3.

To find detailed information about CephFS, refer to Chapter 23, Clustered file system.

Before you begin, you may encounter the following notification when trying to access the Object Gateway front-end on the Ceph Dashboard:

This section introduces advanced information for users that prefer configuring dashboard settings manually on the command line.

This section describes how to manage user accounts used by the Ceph Dashboard. It helps you create or modify user accounts, as well as set proper user roles and permissions.