org.apache.hadoop.hbase.procedure2

Interface ProcedureMetrics

@InterfaceAudience.Private
public interface ProcedureMetrics

With this interface, the procedure framework provides means to collect following set of metrics per procedure type for all procedures:

• Count of submitted procedure instances
• Time histogram for successfully completed procedure instances
• Count of failed procedure instances

Please implement this interface to return appropriate metrics.

Method Summary

Modifier and Type	Method and Description
Counter	getFailedCounter() Returns Total number of instances failed for a type of a procedure
Counter	getSubmittedCounter() Returns Total number of instances submitted for a type of a procedure
Histogram	getTimeHisto() Returns Histogram of runtimes for all successfully completed instances of a type of a procedure

Method Detail

getSubmittedCounter

Counter getSubmittedCounter()

Returns Total number of instances submitted for a type of a procedure

getTimeHisto

Histogram getTimeHisto()

Returns Histogram of runtimes for all successfully completed instances of a type of a procedure

getFailedCounter

Counter getFailedCounter()

Returns Total number of instances failed for a type of a procedure