BenchmarkUtils.GcTimeStopWatch

java.lang.Object

io.deephaven.util.BenchmarkUtils.GcTimeStopWatch

Enclosing class:: BenchmarkUtils

public static class BenchmarkUtils.GcTimeStopWatch
extends Object

Constructor Summary

Constructors

Constructor Description

GcTimeStopWatch()

Method Summary

Modifier and Type	Method	Description
`long`	`getCollectionCount()`	Get the number of GC collections between the last start and stop state transitions.
`long`	`getCollectionTimeMs()`	Get the number of milliseconds spent in GC between the last start and stop state transitions.
`double`	`getCollectionTimePercentage()`	Get the percentage of the ellapsed time spent in collections between the last start and stop state transitions.
`void`	`resetAndStart()`
`void`	`stopAndSample()`

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- GcTimeStopWatch
  
  public GcTimeStopWatch()
Method Details
- resetAndStart
  
  public void resetAndStart()
- stopAndSample
  
  public void stopAndSample()
- getCollectionCount
  
  public long getCollectionCount()
  
  Get the number of GC collections between the last start and stop state transitions.
  
  Returns:
  
  the number of GC collections between the last start and stop state transitions.
- getCollectionTimeMs
  
  public long getCollectionTimeMs()
  
  Get the number of milliseconds spent in GC between the last start and stop state transitions.
  
  Returns:
  
  the number of milliseconds spent in GC between the last start and stop state transitions.
- getCollectionTimePercentage
  
  public double getCollectionTimePercentage()
  
  Get the percentage of the ellapsed time spent in collections between the last start and stop state transitions.
  
  Returns:
  
  the percentage of the ellapsed time spent in collections between the last start and stop state transitions.