[HIVE-24974] Create new metrics about the number of delta files in the ACID table

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Labels: pull-request-available
• Assignee: Denys Kuzmenko
• Reporter: Denys Kuzmenko
• Created: 05/Apr/21 11:39
• Updated: 18/May/21 15:02
• Resolved: 18/May/21 15:02

Description

2 metrics should be collected by each table/partition that exceeds some limit.

• Number of used deltas
• Number of obsolete deltas

Both of them should be collected in AcidUtils.getAcidstate call, and only be published if they reached a configurable threshold (to not pollute metrics)

Issue Links

• links to: GitHub Pull Request #2148