Problem: snapshot creation failed

On the SC, depending on the backend used for storage:

• For Overlay, use the command to check the disk space in .
• For DAS, use the command to check the disk space in the DAS volumes.
• For any other backend, use its specific commands to check the free space for storage allocated for volumes. Is there enough space?

Yes: On the OSG host, depending on the backend used for object storage:

• For Walrus, use the command to check the disk space in .

• For RiakCS or Ceph-RGW, use its specific commands to check the free space for storage allocated for buckets and objects. Is there enough space? Yes.

• Use and note the IP addresses for the OSG and SC.

• SSH to SC and ping the OSG. Are there error messages?

No: Delete volumes or add disk space. No: Delete volumes or add disk space.