[AMBARI-10076] Set default minute based host level aggregation to 2 minutes

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0
• Fix Version/s: 2.0.0
• Component/s: ambari-metrics
• Epic Link: Ambari Metrics System
• Assignee: Siddharth Wagle
• Reporter: Siddharth Wagle
• Created: 15/Mar/15 17:47
• Updated: 15/Mar/15 19:49
• Resolved: 15/Mar/15 17:53

Description

• Interval of 5 minutes leads to larger volume on reads and the data might not be coming from the block cache.
• Observed with 400 node testing that setting this to 2 minutes improves the cache hit ratio and the thread completes in 30 seconds.