org.apache.hadoop.hbase.master.balancer

Class TestStochasticLoadBalancerHeterogeneousCost.StochasticLoadTestBalancer

java.lang.Object

org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer

org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

org.apache.hadoop.hbase.master.balancer.TestStochasticLoadBalancerHeterogeneousCost.StochasticLoadTestBalancer

All Implemented Interfaces:

org.apache.hadoop.hbase.conf.ConfigurationObserver, org.apache.hadoop.hbase.master.LoadBalancer, org.apache.hadoop.hbase.Stoppable

Enclosing class:

TestStochasticLoadBalancerHeterogeneousCost

static class TestStochasticLoadBalancerHeterogeneousCost.StochasticLoadTestBalancer
extends org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer.GeneratorType

Field Summary

Fields

Modifier and Type	Field and Description
private TestStochasticLoadBalancerHeterogeneousCost.FairRandomCandidateGenerator	fairRandomCandidateGenerator

Fields inherited from class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

candidateGenerators, COST_FUNCTIONS_COST_FUNCTIONS_KEY, DEFAULT_KEEP_REGION_LOADS, DEFAULT_MAX_RUNNING_TIME, DEFAULT_MAX_STEPS, DEFAULT_MIN_COST_NEED_BALANCE, DEFAULT_RUN_MAX_STEPS, DEFAULT_STEPS_PER_REGION, KEEP_REGION_LOADS, loads, MAX_RUNNING_TIME_KEY, MAX_STEPS_KEY, MIN_COST_NEED_BALANCE_KEY, namedQueueRecorder, OVERALL_COST_FUNCTION_NAME, RUN_MAX_STEPS_KEY, STEPS_PER_REGION_KEY

Fields inherited from class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer

BALANCER_DECISION_BUFFER_ENABLED, BALANCER_REJECTION_BUFFER_ENABLED, clusterStatus, DEFAULT_BALANCER_DECISION_BUFFER_ENABLED, DEFAULT_BALANCER_REJECTION_BUFFER_ENABLED, DEFAULT_HBASE_MASTER_LOADBALANCE_BYTABLE, isByTable, masterServerName, metricsBalancer, MIN_SERVER_BALANCE, onlySystemTablesOnMaster, rackManager, regionFinder, services, slop, useRegionFinder

Fields inherited from interface org.apache.hadoop.hbase.master.LoadBalancer

BOGUS_SERVER_NAME, SYSTEM_TABLES_ON_MASTER, TABLES_ON_MASTER

Constructor Summary

Constructors

Constructor and Description
StochasticLoadTestBalancer()

Method Summary

Modifier and Type	Method and Description
protected org.apache.hadoop.hbase.master.balancer.CandidateGenerator	getRandomGenerator()

Methods inherited from class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

balanceTable, composeAttributeName, computeCost, createCandidateGenerators, getCandidateGenerators, getCostFunctionNames, initCosts, loadConf, needsBalance, nextAction, setRackManager, updateBalancerLoadInfo, updateClusterMetrics, updateCostsAndWeightsWithAction, updateMetricsSize

Methods inherited from class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer

assignMasterSystemRegions, balanceCluster, balanceMasterRegions, getConf, getDefaultSlop, idleRegionServerExist, initialize, isStopped, onConfigurationChange, postMasterStartupInitialize, preBalanceCluster, randomAssignment, regionOffline, regionOnline, retainAssignment, roundRobinAssignment, setMasterServices, shouldBeOnMaster, sloppyRegionServerExist, stop, toEnsumbleTableLoad, updateBalancerStatus

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hbase.master.LoadBalancer

isMasterCanHostUserRegions, isSystemTablesOnlyOnMaster, isTablesOnMaster

Field Detail

fairRandomCandidateGenerator

private TestStochasticLoadBalancerHeterogeneousCost.FairRandomCandidateGenerator fairRandomCandidateGenerator

Constructor Detail

StochasticLoadTestBalancer

StochasticLoadTestBalancer()

Method Detail

getRandomGenerator

protected org.apache.hadoop.hbase.master.balancer.CandidateGenerator getRandomGenerator()

Overrides:

getRandomGenerator in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer