Jianwei Cui created HBASE-14992: ----------------------------------- Summary: Add cache stats of past n periods in region server status page Key: HBASE-14992 URL: https://issues.apache.org/jira/browse/HBASE-14992 Project: HBase Issue Type: Improvement Components: BlockCache, metrics Affects Versions: 2.0.0 Reporter: Jianwei Cui Priority: Minor
The cache stats of past n periods, such as SumHitCountsPastNPeriods, SumHitCachingCountsPastNPeriods, etc, are useful to indicate the real-time read load of region server, especially for temporary read peak. It is helpful to add such metrics to BlockCache#Stats tab of region server status page. Discussion and suggestion are welcomed. -- This message was sent by Atlassian JIRA (v6.3.4#6332)