[OAK-8564] Add metric for MongoDB total and used disk space

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.18.0
• Component/s: documentmk, mongomk
• Assignee: Marcel Reutegger
• Reporter: Marcel Reutegger
• Created: 21/Aug/19 07:00
• Updated: 30/Sep/19 07:35
• Resolved: 21/Aug/19 07:20

Description

There are existing metrics collected by MongoDocumentStoreMetrics for collection stats. Add two new metrics that track total and used disk space of a MongoDB.