[IGNITE-13173] Add offHeapEntries and similar values to cache metrics

• Type: Wish
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.8, 2.8.1
• Fix Version/s: 2.9
• Labels: IEP-35
• Ignite Flags: Docs Required, Release Notes Required
• Assignee: Nikita Amelchev
• Reporter: Dmitry Frolov
• Created: 22/Jun/20 15:23
• Updated: 16/Jul/20 14:12
• Resolved: 16/Jul/20 14:12

Description

This is a proposal to enrich cache metrics with additional attributes of the cache entries:

• OffHeapEntriesCount
• OffHeapBackupEntriesCount
• OffHeapPrimaryEntriesCount
• HeapEntriesCount
• CacheSize

Issue Links

• Blocked: IGNITE-13227 AssertionError on getting cache size from the mbean on the inactive cluster
• links to: GitHub Pull Request #7995