KHI: The Microsoft Exchange Mail Submission service (MSExchange Mail Submission) isn’t running.

This database error is often caused by hardware issues.Collect: MSExchange Assistants – Events in Queue Collect: Edge Transport: MSExchange Sender ID: Messages Validated with a Temp Error Result (Report Collection). Collect: MSExchange UMAuto Attendant: Directory Accessed KHI: The database disk is full.