unable to create temporary file: No space left on device

unable to create temporary file: No space left on device
Looks like this has been posted here before. Can you take a look? Do you need more info from me?

remote: error: unable to create temporary file: No space left on device
remote: fatal: failed to write object
error: unpack failed: unpack-objects abnormal exit
To ssh://root@####/var/www/html/#######
! [remote rejected] master -> master (unpacker error)
error: failed to push some refs to 'ssh://root@#######/var/www/html/######'