Dashboard¶

Nebula Dashboard consists of three parts: Machine, Service, and Management. This topic will describe them in detail.

Overview¶

Machine¶

Machine consists of the following parts:

• Overview

  You can check the fluctuations of CPU, Memory, Load, Disk, Network In, and Network Out in the past 24 hours.

  For details of certain monitoring metrics, you can click the symbol in the upper right corner, or click the monitoring metrics on the left.

• CPU, Memory, Load, Disk, Network

  It shows the detailed monitoring data of the machine from the above dimensions.

  • By default, you can check the monitoring data up to 14 days before. The alternative can be 1 hour, 6 hours, 12 hours, 1 day, 3 days, 7 days, or 14 days in the past.
  • You can choose the machine and monitoring metrics that you want to check. For more information, see monitor parameter.
  • You can set a base line as a reference.

  

Service¶

Service consists of the following parts:

• Overview

  You can check the fluctuations of monitoring metrics of various services in the past 24 hours. You can also switch to the Version page to view the IP addresses and versions of all services.

  For details of certain monitoring metrics, you can click the symbol in the upper right corner, or click the services on the left.

  Note

  The overview page of the current Community Edition only supports setting two monitoring metrics for each service. You can adjust it by clicking the Set up button.

• Graph, Meta, Storage

  It shows the detailed monitoring data of the above services.

  • By default, you can check the monitoring data up to 14 days before. The alternative can be 1 hour, 6 hours, 12 hours, 1 day, 3 days, 7 days, or 14 days in the past.
  • You can choose the machine that you want to check the monitoring data, monitoring metrics, metric methods, and period. For more information, see monitor parameter.
  • You can set a base line as a reference.
  • You can check the status of the current service.

  

Management¶

Management consists of the following parts:

• Service Info

  It shows the basic information of the Storage Service, including the information of the host, the commit ID of versions, the number of leaders, the distribution of partitions, and the distribution of leaders.

• Partition Info

  You can check the information of partitions in different graph spaces. The descriptions are as follows.

  Parameter	Description
  Partition ID	The ID of the partition.
  Leader	The IP address and the port of the leader.
  Peers	The IP addresses and the ports of all the replicas.
  Losts	The IP addresses and the ports of replicas at fault.

• Config

  It shows the configuration of each service. Dashboard does not support online modification of configurations for now. For details, see configurations.

• Long-term Task

  It shows the information of all jobs. Dashboard does not support online management of jobs for now. For details, see job statements.

Others¶

In the lower left corner of the page, you can:

• Sign out

• Switch between Chinese and English

• View the current Dashboard release

• View the user manual and forum

• Fold the sidebar