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