com.alibaba.csp.sentinel.node

Class SampleCountProperty

java.lang.Object

com.alibaba.csp.sentinel.node.SampleCountProperty

public class SampleCountProperty
extends Object

Holds statistic buckets count per second.

Author:

jialiang.linjl, CarpenterLee

Field Summary

Fields

Modifier and Type	Field and Description
static int	SAMPLE_COUNT Statistic buckets count per second.

Constructor Summary

Constructors

Constructor and Description
SampleCountProperty()

Method Summary

Modifier and Type	Method and Description
static void	register2Property(SentinelProperty<Integer> property)
static void	updateSampleCount(int newSampleCount) Update the SAMPLE_COUNT.

Methods inherited from class java.lang.Object

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

Field Detail

SAMPLE_COUNT

public static volatile int SAMPLE_COUNT

Statistic buckets count per second. This variable determines sensitivity of the QPS calculation. DO NOT MODIFY this value directly, use updateSampleCount(int), otherwise the modification will not take effect.

Node that this value must be divisor of 1000.

Constructor Detail

SampleCountProperty

public SampleCountProperty()

Method Detail

register2Property

public static void register2Property(SentinelProperty<Integer> property)

updateSampleCount

public static void updateSampleCount(int newSampleCount)

Update the SAMPLE_COUNT. All ClusterNodes will be reset if newSampleCount is different from SAMPLE_COUNT.

Parameters:

newSampleCount - New sample count to set. This value must be divisor of 1000.