[HBASE-4050] Update HBase metrics framework to metrics2 framework

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.90.4
• Fix Version/s: 0.95.2
• Component/s: metrics

Environment

Java 6

• Tags: 0.96notable
• Assignee: Elliott Neil Clark
• Reporter: Eric Yang
• Created: 30/Jun/11 20:32
• Updated: 15/Oct/13 04:46
• Resolved: 19/Jun/13 00:20

Description

Metrics Framework has been marked deprecated in Hadoop 0.20.203+ and 0.22+, and it might get removed in future Hadoop release. Hence, HBase needs to revise the dependency of MetricsContext to use Metrics2 framework.

Issue Links

• blocks: HBASE-6323 [replication] most of the source metrics are wrong when there's multiple slaves
• contains: HBASE-7882 move region level metrics readReqeustCount and writeRequestCount to Metric 2
• is related to: HADOOP-8061 Back port trunk metrics2 changes to 1.x branch
• is related to: HADOOP-6728 Overhaul metrics framework
• relates to: HADOOP-7742 Evolve metrics2 in 0.23 and trunk to allow coexistence with 0.20-security releases
• relates to: HBASE-5325 Expose basic information about the master-status through jmx beans

Sub-Tasks

• Create Hadoop compatibilty modules and Metrics2 implementation of replication metrics: Closed
• Investigate moving to DI (guice) framework for plugin arch.: Closed
• Move Master Metrics to metrics 2: Closed
• Combine Master Metrics into a single class.: Closed
• Naming and documenting of the hadoop-metrics2.properties file: Closed
• Move external servers to metrics2 (thrift,thrift2,rest): Closed
• Clean up BaseMetricsSourceImpl: Closed
• Create histogram class for metrics 2: Closed
• Create a MetricsRate: Closed
• Integrate with unit-testing tools of hadoop's metrics2 framework: Closed
• Move RegionServer Metrics to metrics2: Closed
• Move HLog stats to metrics 2: Closed
• Move HBaseRPC metrics to metrics2: Closed
• Investigate having hbase-env.sh decide which hadoop-compat to include: Closed
• Deprecate Old metrics classes.: Closed
• Fix TestHFileOutputFormat after moving RS to metrics2: Closed
• Remove hadoop-metrics.properties when everything has moved over.: Closed
• Document Metrics 2: Closed