Package com.linkedin.venice.router.stats

Class RouteHttpStats

java.lang.Object

com.linkedin.venice.router.stats.RouteHttpStats

public class RouteHttpStats
extends Object

Constructor Summary

Constructors

Constructor	Description
RouteHttpStats(io.tehuti.metrics.MetricsRepository metricsRepository, RequestType requestType)

Method Summary

Modifier and Type	Method	Description
double	getHostResponseWaitingTimeAvg(String hostName)	Get the average response waiting time (latency) for a given host for this specific request type.
void	recordResponseWaitingTime(String hostName, double waitingTime)

Methods inherited from class java.lang.Object

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

Constructor Details

RouteHttpStats

public RouteHttpStats(io.tehuti.metrics.MetricsRepository metricsRepository,
 RequestType requestType)

Method Details

recordResponseWaitingTime

public void recordResponseWaitingTime(String hostName,
 double waitingTime)

getHostResponseWaitingTimeAvg

public double getHostResponseWaitingTimeAvg(String hostName)

Get the average response waiting time (latency) for a given host for this specific request type. Returns -1 if no data is available or the value is NaN. This is used for latency-based least-loaded routing decisions.

Parameters:

hostName - the hostname

Returns:

average latency in milliseconds, or -1 if not available