Package org.apache.solr.util.circuitbreaker

package org.apache.solr.util.circuitbreaker

Support for triggering exceptions on excessive resource usage

Related Packages

Package	Description
org.apache.solr.util	Common utility classes used throughout Solr

Class	Description
AveragingMetricProvider	Averages the metric value over a period of time
AveragingMetricProvider.MetricProvider	Interface to provide the metric value.
CircuitBreaker	Default base class to define circuit breaker plugins for Solr.
CircuitBreakerRegistry	Keeps track of all registered circuit breaker instances for various request types.
CircuitBreakerUtils
CPUCircuitBreaker	Tracks current CPU usage and triggers if the specified threshold is breached.
LoadAverageCircuitBreaker	Tracks current system load average and triggers if the specified threshold is breached.
MemoryCircuitBreaker	Tracks the current JVM heap usage and triggers if a moving heap usage average over 30 seconds exceeds the defined percentage of the maximum heap size allocated to the JVM.