ceph:tldr:f50b2
ceph: Check cluster usage stats.
$ ceph df
try on your machine
The command "ceph df" is a command used to display the current storage usage and capacity of a Ceph storage cluster. It provides information about the total storage capacity, used storage, available storage, and the percentage of storage utilization for each pool within the cluster.
By running "ceph df", you will get a summary of the storage capacity across all pools, including the following details:
- Total: The total storage capacity available in the Ceph cluster.
- Used: The amount of storage currently being used by the data stored in the Ceph cluster.
- Available: The free storage capacity that is available to store more data.
- RAW: The total storage capacity of the underlying raw devices used by the Ceph cluster.
- Objects: The total number of objects stored in the cluster.
- Pools: The number of storage pools present in the Ceph cluster.
- Quota Objects: The total number of objects that are being limited by a quota.
The output of the "ceph df" command is useful for monitoring the storage usage and planning capacity expansion or management in the Ceph storage cluster.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.