org.apache.dubbo.metrics

Interface Compass

All Superinterfaces:

Metric

public interface Compass
extends Metric

A metric that provides an easy way to collect method invocation, response time, success count, and error code count.

Method Summary

Modifier and Type	Method and Description
int	getBucketInterval()
Map<String,Map<Long,Long>>	getCountAndRtPerCategory() return method execution time and count per bucket per category
Map<String,Map<Long,Long>>	getCountAndRtPerCategory(long startTime) return method execution time and count per bucket per category
Map<String,Map<Long,Long>>	getMethodCountPerCategory() return method count per bucket per category
Map<String,Map<Long,Long>>	getMethodCountPerCategory(long startTime) return method count per bucket per category
Map<String,Map<Long,Long>>	getMethodRtPerCategory() return method execution time per bucket per category
Map<String,Map<Long,Long>>	getMethodRtPerCategory(long startTime) return method execution time per bucket per category
void	record(long duration, String subCategory) record a method invocation with execution time and sub-categories

Methods inherited from interface org.apache.dubbo.metrics.Metric

lastUpdateTime

Method Detail

record

void record(long duration,
            String subCategory)

record a method invocation with execution time and sub-categories

Parameters:

duration - must be milliseconds

subCategory - all the sub-categories should be orthogonal, which will be added up to the total number of method invocations

getMethodCountPerCategory

Map<String,Map<Long,Long>> getMethodCountPerCategory()

return method count per bucket per category

Returns:

getMethodCountPerCategory

Map<String,Map<Long,Long>> getMethodCountPerCategory(long startTime)

return method count per bucket per category

Returns:

getMethodRtPerCategory

Map<String,Map<Long,Long>> getMethodRtPerCategory()

return method execution time per bucket per category

Returns:

getMethodRtPerCategory

Map<String,Map<Long,Long>> getMethodRtPerCategory(long startTime)

return method execution time per bucket per category

Returns:

getCountAndRtPerCategory

Map<String,Map<Long,Long>> getCountAndRtPerCategory()

return method execution time and count per bucket per category

Returns:

getCountAndRtPerCategory

Map<String,Map<Long,Long>> getCountAndRtPerCategory(long startTime)

return method execution time and count per bucket per category

Returns:

getBucketInterval

int getBucketInterval()

Returns:

the bucket interval