[MESOS-6429] Create metrics for docker store

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Epic Link: Unified Container
• Assignee: Zhitao Li
• Reporter: Zhitao Li
• Shepherd: Jie Yu
• Created: 20/Oct/16 16:55
• Updated: 20/Oct/16 16:57

Description

Ideas of metrics we have right now (in order of importance)

• size of store (gauge)
• amount of data pulled (counter)
• number of layers cached (gauge)
• number of pulls (counter: rate can be derived externally);

Suggestion on what metrics we should still add is welcomed.