Tests:
- Fill up disk to have very little space left. Perform a large backup operation
by writing a large file to one of the directories to be backed up. Try to
perform the backup and notice that a nice error message is shown that there is
not enough disk space instead of a generic error message.
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
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