Cluster status

Last update 22nd December 2020

Using web interface

First, connect to the Cloud Disk Array manager. Under 'Platforms and services' select your Ceph cluster. You will see two differents parts: cluster details and cluster health.

Cluster details

Additional explanations:

Label

Name given to you cluster

Region

We currently deliver Ceph clusters on Strasbourg, Gravelines and Beauharnois.

Version

We currently deliver clusters up to version 9.2.1 (official Ceph releases)

Tunable

It's the algorithm used to place datas.

Status

Installed means that all tasks requested are done.

State

Active

Monitors

IP that you have to use to reach your monitors.

Create date

Creation date of your cluster

Update date

Date of the last task applied to your cluster

Cluster health

Additional explanations:

Status

HEALTH_OK means that every objects are at the right place and have 3 replicates.

HEALTH_WARN means that some objects are missplaced (like after a growth) or that some object are not replicated three times. In this case cluster is recovering

Healthy

Boolean indicating if everything is ok with Ceph cluster or not

Availables bytes

Free bytes available in the cluster (before replication)

Used bytes

Bytes currently used in the cluster (after replication)

Space usage [%]

Percentage of used bytes in relation to total bytes

Cluster active tasks

List of user-initiated tasks that are currently being processed for this cluster

Using API

Get Ceph cluster details with a simple HTTP call.

GET /dedicated/ceph/98d166d8-7c88-47b7-9cb6-63acd5a59c15
{
  updateDate: "2016-07-26T09:16:07"
  status: "INSTALLED"
  region: "SBG1"
  serviceName: "98d166d8-7c88-47b7-9cb6-63acd5a59c15"
  state: "ACTIVE"
  createDate: "2016-07-20T08:00:37"
  cephMons: [
    "10.99.187.210"
    "10.99.191.210"
    "10.97.131.210"
  ]
  crushTunables: "OPTIMAL"
  label: "Ceph cluster"
  cephVersion: "9.2.1"
}

Get Ceph cluster health:

{
  status: "HEALTH_OK"
  availableBytes: 5891996504064
  serviceName: "98d166d8-7c88-47b7-9cb6-63acd5a59c15"
  healthy: true
  usedBytes: 124981248
}

Go further

Visit our dedicated Discord channel: https://discord.gg/ovhcloud. Ask questions, provide feedback and interact directly with the team that builds our Storage and Backup services.

Join our community of users on https://community.ovh.com/en/.

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