Index (Apache HBase - Balancer 3.0.0-alpha-4 API)

A B C D E F G H I K L M O P R S T U V

A

AssignmentVerificationReport - Class in org.apache.hadoop.hbase.master: Helper class that is used by RegionPlacementMaintainer to print information for favored nodes
AssignmentVerificationReport() - Constructor for class org.apache.hadoop.hbase.master.AssignmentVerificationReport

B

balanceCluster(Map<TableName, Map<ServerName, List<RegionInfo>>>) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: Perform the major balance operation for cluster, will invoke BaseLoadBalancer.balanceTable(TableName, Map) to do actual balance.
balanceCluster(long) - Method in class org.apache.hadoop.hbase.master.balancer.MetricsBalancer
balanceCluster(long) - Method in class org.apache.hadoop.hbase.master.balancer.MetricsStochasticBalancer
balanceCluster(Map<TableName, Map<ServerName, List<RegionInfo>>>) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Perform the major balance operation for cluster.
BALANCER_DECISION_BUFFER_ENABLED - Static variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
BALANCER_REJECTION_BUFFER_ENABLED - Static variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
balancerStatus(boolean) - Method in class org.apache.hadoop.hbase.master.balancer.MetricsBalancer
balancerStatus(boolean) - Method in class org.apache.hadoop.hbase.master.balancer.MetricsStochasticBalancer: Updates the balancer status tag reported to JMX
balanceTable(TableName, Map<ServerName, List<RegionInfo>>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer
balanceTable(TableName, Map<ServerName, List<RegionInfo>>) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: Perform the major balance operation for table, all sub classes should override this method.
balanceTable(TableName, Map<ServerName, List<RegionInfo>>) - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer: For all regions correctly assigned to favored nodes, we just use the stochastic balancer implementation.
balanceTable(TableName, Map<ServerName, List<RegionInfo>>) - Method in class org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer: Generate a global load balancing plan according to the specified map of server information to the most loaded regions of each server.
balanceTable(TableName, Map<ServerName, List<RegionInfo>>) - Method in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer: Given the cluster state this will try and approach an optimal balance.
BaseLoadBalancer - Class in org.apache.hadoop.hbase.master.balancer: The base class for load balancers.
BaseLoadBalancer() - Constructor for class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: The constructor that uses the basic MetricsBalancer
BaseLoadBalancer(MetricsBalancer) - Constructor for class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: This Constructor accepts an instance of MetricsBalancer, which will be used instead of creating a new one
BOGUS_SERVER_NAME - Static variable in interface org.apache.hadoop.hbase.master.LoadBalancer

C

candidateGenerators - Variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
canPlaceFavoredNodes() - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
ClusterInfoProvider - Interface in org.apache.hadoop.hbase.master.balancer: This is the cluster we want to balance.
ClusterLoadState - Class in org.apache.hadoop.hbase.master.balancer: Class used to hold the current state of the cluster and how balanced it is.
ClusterLoadState(Map<ServerName, List<RegionInfo>>) - Constructor for class org.apache.hadoop.hbase.master.balancer.ClusterLoadState
clusterStatus - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
compare(RegionPlan, RegionPlan) - Method in class org.apache.hadoop.hbase.master.RegionPlan.RegionPlanComparator
compareTo(RegionPlan) - Method in class org.apache.hadoop.hbase.master.RegionPlan: Compare the region info.
computeHDFSBlocksDistribution(Configuration, TableDescriptor, RegionInfo) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Compute the block distribution for the given region.
cost() - Method in class org.apache.hadoop.hbase.master.balancer.HeterogeneousRegionCountCostFunction
COST_FUNCTIONS_COST_FUNCTIONS_KEY - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
createCandidateGenerators() - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer
createCandidateGenerators() - Method in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

D

DEFAULT_BALANCER_DECISION_BUFFER_ENABLED - Static variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
DEFAULT_BALANCER_REJECTION_BUFFER_ENABLED - Static variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
DEFAULT_HBASE_MASTER_LOADBALANCE_BYTABLE - Static variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
DEFAULT_KEEP_REGION_LOADS - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
DEFAULT_MAX_RUNNING_TIME - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
DEFAULT_MAX_STEPS - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
DEFAULT_MIN_COST_NEED_BALANCE - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
DEFAULT_RUN_MAX_STEPS - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
DEFAULT_STEPS_PER_REGION - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
deleteFavoredNodesForRegion(RegionInfo) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesManager
deleteFavoredNodesForRegions(Collection<RegionInfo>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesManager

E

equals(Object) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesPlan
equals(Object) - Method in class org.apache.hadoop.hbase.master.RegionPlan

F

FAVORED_ALWAYS_ASSIGN_REGIONS - Static variable in interface org.apache.hadoop.hbase.favored.FavoredNodesPromoter
FAVORED_NODES_NUM - Static variable in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
FavoredNodeAssignmentHelper - Class in org.apache.hadoop.hbase.favored: Helper class for FavoredNodeLoadBalancer that has all the intelligence for racks, meta scans, etc.
FavoredNodeAssignmentHelper(List<ServerName>, Configuration) - Constructor for class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
FavoredNodeAssignmentHelper(List<ServerName>, RackManager) - Constructor for class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
FavoredNodeLoadBalancer - Class in org.apache.hadoop.hbase.favored: An implementation of the LoadBalancer that assigns favored nodes for each region.
FavoredNodeLoadBalancer() - Constructor for class org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer
FAVOREDNODES_QUALIFIER - Static variable in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
FavoredNodesManager - Class in org.apache.hadoop.hbase.favored: FavoredNodesManager is responsible for maintaining favored nodes info in internal cache and META table.
FavoredNodesManager(ClusterInfoProvider) - Constructor for class org.apache.hadoop.hbase.favored.FavoredNodesManager
FavoredNodesPlan - Class in org.apache.hadoop.hbase.favored: This class contains the mapping information between each region name and its favored region server list.
FavoredNodesPlan() - Constructor for class org.apache.hadoop.hbase.favored.FavoredNodesPlan
FavoredNodesPlan.Position - Enum in org.apache.hadoop.hbase.favored
FavoredNodesPromoter - Interface in org.apache.hadoop.hbase.favored
FavoredStochasticBalancer - Class in org.apache.hadoop.hbase.master.balancer: An implementation of the LoadBalancer that assigns favored nodes for each region.
FavoredStochasticBalancer() - Constructor for class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer
fillUp(TableName, SnapshotOfRegionAssignmentFromMeta, Map<String, Map<String, Float>>) - Method in class org.apache.hadoop.hbase.master.AssignmentVerificationReport
fillUpDispersion(TableName, SnapshotOfRegionAssignmentFromMeta, FavoredNodesPlan) - Method in class org.apache.hadoop.hbase.master.AssignmentVerificationReport: Use this to project the dispersion scores
filterNonFNApplicableRegions(Collection<RegionInfo>) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodesManager: Filter and return regions for which favored nodes is not applicable.

G

generateFavoredNodes(RegionInfo) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
generateFavoredNodesForDaughter(List<ServerName>, RegionInfo, RegionInfo, RegionInfo) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer
generateFavoredNodesForDaughter(List<ServerName>, RegionInfo, RegionInfo, RegionInfo) - Method in interface org.apache.hadoop.hbase.favored.FavoredNodesPromoter
generateFavoredNodesForDaughter(List<ServerName>, RegionInfo, RegionInfo, RegionInfo) - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer: Generate Favored Nodes for daughters during region split.
generateFavoredNodesForMergedRegion(RegionInfo, RegionInfo[]) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer
generateFavoredNodesForMergedRegion(RegionInfo, RegionInfo[]) - Method in interface org.apache.hadoop.hbase.favored.FavoredNodesPromoter
generateFavoredNodesForMergedRegion(RegionInfo, RegionInfo[]) - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer: Generate favored nodes for a region during merge.
generateFavoredNodesRoundRobin(Map<ServerName, List<RegionInfo>>, List<RegionInfo>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
generateMissingFavoredNode(List<ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
generateMissingFavoredNode(List<ServerName>, List<ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
getAssignedRegions() - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Get all the regions of this cluster.
getAssignmentMap() - Method in class org.apache.hadoop.hbase.favored.FavoredNodesPlan: Return the mapping between each region to its favored region server list.
getConf() - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
getConfiguration() - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Get the configuration.
getConnection() - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Returns a reference to the cluster's connection.
getDataNodePort(Configuration) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
getDefaultLoadBalancerClass() - Static method in class org.apache.hadoop.hbase.master.balancer.LoadBalancerFactory: The default LoadBalancer class.
getDefaultSlop() - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
getDestination() - Method in class org.apache.hadoop.hbase.master.RegionPlan: Get the destination server for the plan for this region.
getDispersionInformation() - Method in class org.apache.hadoop.hbase.master.AssignmentVerificationReport: Return a list which contains 3 elements: average dispersion score, max dispersion score and min dispersion score as first, second and third elements, respectively.
getExistingAssignmentPlan() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta: Get the favored nodes plan
getFavoredNodes(List<ServerName>) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper: Returns PB'ed bytes of HBaseProtos.FavoredNodes generated by the server list.
getFavoredNodes(RegionInfo) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer
getFavoredNodes(RegionInfo) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesManager
getFavoredNodes(RegionInfo) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesPlan: Returns the list of favored region server for this region based on the plan
getFavoredNodes(RegionInfo) - Method in interface org.apache.hadoop.hbase.favored.FavoredNodesPromoter
getFavoredNodes(RegionInfo) - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer
getFavoredNodesAsString(List<ServerName>) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
getFavoredNodesList(byte[]) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper: Convert PB bytes to ServerName.
getFavoredNodesWithDNPort(RegionInfo) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesManager: This should only be used when sending FN information to the region servers.
getFavoredServerPosition(List<ServerName>, ServerName) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodesPlan: Return the position of the server in the favoredNodes list.
getFromRegion() - Method in class org.apache.hadoop.hbase.master.balancer.SwapRegionsAction
getFromServer() - Method in class org.apache.hadoop.hbase.master.balancer.SwapRegionsAction
getLoad(ServerName) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Returns server metrics of the given server if serverName is known else null
getLoadBalancer(Configuration) - Static method in class org.apache.hadoop.hbase.master.balancer.LoadBalancerFactory: Create a loadbalancer from the given conf.
getNumberOfTables() - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Returns the number of tables on this cluster.
getOneRandomServer(String, Set<ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper: Gets a random server from the specified rack and skips anything specified.
getOnlineServersList() - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Returns a copy of the internal list of online servers.
getOnlineServersListWithPredicator(List<ServerName>, Predicate<ServerMetrics>) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Returns a copy of the internal list of online servers matched by the given filter.
getPrimaryToRegionInfoMap() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta
getRack(ServerName) - Method in class org.apache.hadoop.hbase.master.RackManager: Get the name of the rack containing a server, according to the DNS to switch mapping.
getRack(List<ServerName>) - Method in class org.apache.hadoop.hbase.master.RackManager: Same as RackManager.getRack(ServerName) except that a list is passed
getRandomGenerator() - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer: Returns any candidate generator in random
getRandomGenerator() - Method in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer: Select the candidate generator to use based on the cost of cost functions.
getRegionInfo() - Method in class org.apache.hadoop.hbase.master.RegionPlan
getRegionName() - Method in class org.apache.hadoop.hbase.master.RegionPlan: Get the encoded region name for the region this plan is for.
getRegionNameToRegionInfoMap() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta: Get the regioninfo for a region
getRegionServerToRegionMap() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta: Get regionserver to region map
getRegionsOfFavoredNode(ServerName) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesManager
getRegionToRegionServerMap() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta: Get region to region server map
getReplicaLoad(List<ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesManager: Get the replica count for the servers provided.
getSecondaryAndTertiary(RegionInfo, ServerName) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
getSecondaryToRegionInfoMap() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta
getSnapShotOfAssignment(Collection<RegionInfo>) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Get a snapshot of the current assignment status.
getSource() - Method in class org.apache.hadoop.hbase.master.RegionPlan: Get the source server for the plan for this region.
getTableDescriptor(TableName) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Get the table descriptor for the given table.
getTableSet() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta: Get the table set
getTableToRegionMap() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta: Get regions for tables
getTertiaryToRegionInfoMap() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta
getToRegion() - Method in class org.apache.hadoop.hbase.master.balancer.SwapRegionsAction
getToServer() - Method in class org.apache.hadoop.hbase.master.balancer.SwapRegionsAction

H

hashCode() - Method in class org.apache.hadoop.hbase.favored.FavoredNodesPlan
hashCode() - Method in class org.apache.hadoop.hbase.master.RegionPlan
hasRegionReplica(Collection<RegionInfo>) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Check whether we have region replicas enabled for the tables of the given regions.
HBASE_RSGROUP_LOADBALANCER_CLASS - Static variable in interface org.apache.hadoop.hbase.master.LoadBalancer: Deprecated.
since 3.0.0, will be removed in 4.0.0. In the new implementation, as the base load balancer will always be the rs group based one, you should just use HConstants.HBASE_MASTER_LOADBALANCER_CLASS to config the per group load balancer.
HeterogeneousRegionCountCostFunction - Class in org.apache.hadoop.hbase.master.balancer: This is an optional Cost function designed to allow region count skew across RegionServers.

I

idleRegionServerExist(BalancerClusterState) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
incrMiscInvocations() - Method in class org.apache.hadoop.hbase.master.balancer.MetricsBalancer
incrMiscInvocations() - Method in class org.apache.hadoop.hbase.master.balancer.MetricsStochasticBalancer
initialize() - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
initialize() - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
initialize() - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Initialize the load balancer.
initialize() - Method in class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta: Initialize the region assignment snapshot by scanning the hbase:meta table
initializeFromMeta() - Method in class org.apache.hadoop.hbase.favored.FavoredNodesManager
initSource() - Method in class org.apache.hadoop.hbase.master.balancer.MetricsBalancer: A function to instantiate the metrics source.
initSource() - Method in class org.apache.hadoop.hbase.master.balancer.MetricsStochasticBalancer: This function overrides the initSource in the MetricsBalancer, use MetricsStochasticBalancerSource instead of the MetricsBalancerSource.
isByTable - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
isFavoredNodeApplicable(RegionInfo) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodesManager: Favored nodes are not applicable for system tables.
isOffPeakHour() - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Test whether we are in off peak hour.
isStopped() - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer

K

KEEP_REGION_LOADS - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

L

LoadBalancer - Interface in org.apache.hadoop.hbase.master: Makes decisions about the placement and movement of Regions across RegionServers.
LoadBalancerFactory - Class in org.apache.hadoop.hbase.master.balancer: The class that creates a load balancer from a conf.
loadConf(Configuration) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
loadConf(Configuration) - Method in class org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer
loadConf(Configuration) - Method in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

M

masterServerName - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
MAX_ATTEMPTS_FN_GENERATION - Static variable in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
MAX_RUNNING_TIME_KEY - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
MAX_STEPS_KEY - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
metricsBalancer - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
MetricsBalancer - Class in org.apache.hadoop.hbase.master.balancer: Faced for exposing metrics about the balancer.
MetricsBalancer() - Constructor for class org.apache.hadoop.hbase.master.balancer.MetricsBalancer
MetricsStochasticBalancer - Class in org.apache.hadoop.hbase.master.balancer: This metrics balancer uses extended source for stochastic load balancer to report its related metrics to JMX.
MetricsStochasticBalancer() - Constructor for class org.apache.hadoop.hbase.master.balancer.MetricsStochasticBalancer
MIN_COST_NEED_BALANCE_KEY - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
MIN_SERVER_BALANCE - Static variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer

O

onConfigurationChange(Configuration) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
onConfigurationChange(Configuration) - Method in class org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer
onConfigurationChange(Configuration) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Notification that config has changed
org.apache.hadoop.hbase.favored - package org.apache.hadoop.hbase.favored
org.apache.hadoop.hbase.master - package org.apache.hadoop.hbase.master
org.apache.hadoop.hbase.master.assignment - package org.apache.hadoop.hbase.master.assignment
org.apache.hadoop.hbase.master.balancer - package org.apache.hadoop.hbase.master.balancer
OVERALL_COST_FUNCTION_NAME - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

P

placePrimaryRSAsRoundRobin(Map<ServerName, List<RegionInfo>>, Map<RegionInfo, ServerName>, List<RegionInfo>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
placeSecondaryAndTertiaryRS(Map<RegionInfo, ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper
placeSecondaryAndTertiaryWithRestrictions(Map<RegionInfo, ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper: For regions that share the primary, avoid placing the secondary and tertiary on a same RS.
postMasterStartupInitialize() - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
postMasterStartupInitialize() - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: If balancer needs to do initialization after Master has started up, lets do that here.
preBalanceCluster(Map<TableName, Map<ServerName, List<RegionInfo>>>) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: Called before actually executing balanceCluster.
preBalanceCluster(Map<TableName, Map<ServerName, List<RegionInfo>>>) - Method in class org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer
print(boolean) - Method in class org.apache.hadoop.hbase.master.AssignmentVerificationReport
provider - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer

R

rackManager - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
RackManager - Class in org.apache.hadoop.hbase.master: Wrapper over the rack resolution utility in Hadoop.
RackManager() - Constructor for class org.apache.hadoop.hbase.master.RackManager
RackManager(Configuration) - Constructor for class org.apache.hadoop.hbase.master.RackManager
randomAssignment(RegionInfo, List<ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer
randomAssignment(RegionInfo, List<ServerName>) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: Used to assign a single region to a random server.
randomAssignment(RegionInfo, List<ServerName>) - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer: If we have favored nodes for a region, we will return one of the FN as destination.
randomAssignment(RegionInfo, List<ServerName>) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Get a random region server from the list
recordBalancerDecision(Supplier<BalancerDecision>) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Record the given balancer decision.
recordBalancerRejection(Supplier<BalancerRejection>) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Record the given balancer rejection.
regionFinder - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
regionOffline(RegionInfo) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
regionOffline(RegionInfo) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Marks the region as offline at balancer.
regionOnline(RegionInfo, ServerName) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
regionOnline(RegionInfo, ServerName) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Marks the region as online at balancer.
RegionPlan - Class in org.apache.hadoop.hbase.master: Stores the plan for the move of an individual region.
RegionPlan(RegionInfo, ServerName, ServerName) - Constructor for class org.apache.hadoop.hbase.master.RegionPlan: Instantiate a plan for a region move, moving the specified region from the specified source server to the specified destination server.
RegionPlan.RegionPlanComparator - Class in org.apache.hadoop.hbase.master
RegionPlanComparator() - Constructor for class org.apache.hadoop.hbase.master.RegionPlan.RegionPlanComparator
retainAssignment(Map<RegionInfo, ServerName>, List<ServerName>) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: Generates a bulk assignment startup plan, attempting to reuse the existing assignment information from META, but adjusting for the specified list of available/online servers available for assignment.
retainAssignment(Map<RegionInfo, ServerName>, List<ServerName>) - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer: Reuse BaseLoadBalancer's retainAssignment, but generate favored nodes when its missing.
retainAssignment(Map<RegionInfo, ServerName>, List<ServerName>) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Assign regions to the previously hosting region server
roundRobinAssignment(List<RegionInfo>, List<ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer
roundRobinAssignment(List<RegionInfo>, List<ServerName>) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: Generates a bulk assignment plan to be used on cluster startup using a simple round-robin assignment.
roundRobinAssignment(List<RegionInfo>, List<ServerName>) - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer: Round robin assignment: Segregate the regions into two types: 1.
roundRobinAssignment(List<RegionInfo>, List<ServerName>) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Perform a Round Robin assignment of regions.
RUN_MAX_STEPS_KEY - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer

S

ServerState - Enum in org.apache.hadoop.hbase.master.assignment: Server State.
setClusterInfoProvider(ClusterInfoProvider) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
setClusterInfoProvider(ClusterInfoProvider) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Set the cluster info provider.
setDestination(ServerName) - Method in class org.apache.hadoop.hbase.master.RegionPlan: Set the destination server for the plan for this region.
setFavoredNodesManager(FavoredNodesManager) - Method in class org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer
setFavoredNodesManager(FavoredNodesManager) - Method in interface org.apache.hadoop.hbase.favored.FavoredNodesPromoter
setFavoredNodesManager(FavoredNodesManager) - Method in class org.apache.hadoop.hbase.master.balancer.FavoredStochasticBalancer
SimpleLoadBalancer - Class in org.apache.hadoop.hbase.master.balancer: Makes decisions about the placement and movement of Regions across RegionServers.
SimpleLoadBalancer() - Constructor for class org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer
size() - Method in class org.apache.hadoop.hbase.favored.FavoredNodesPlan
slop - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
sloppyRegionServerExist(ClusterLoadState) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
SnapshotOfRegionAssignmentFromMeta - Class in org.apache.hadoop.hbase.master: Used internally for reading meta and constructing datastructures that are then queried, for things like regions to regionservers, table to regions, etc.
SnapshotOfRegionAssignmentFromMeta(Connection) - Constructor for class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta
SnapshotOfRegionAssignmentFromMeta(Connection, Set<TableName>, boolean) - Constructor for class org.apache.hadoop.hbase.master.SnapshotOfRegionAssignmentFromMeta
STEPS_PER_REGION_KEY - Static variable in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
StochasticLoadBalancer - Class in org.apache.hadoop.hbase.master.balancer: This is a best effort load balancer.
StochasticLoadBalancer() - Constructor for class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer: The constructor that pass a MetricsStochasticBalancer to BaseLoadBalancer to replace its default MetricsBalancer
StochasticLoadBalancer(MetricsStochasticBalancer) - Constructor for class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
StochasticLoadBalancer.GeneratorType - Enum in org.apache.hadoop.hbase.master.balancer
stop(String) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
SwapRegionsAction - Class in org.apache.hadoop.hbase.master.balancer

T

toEnsumbleTableLoad(Map<TableName, Map<ServerName, List<RegionInfo>>>) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
toString() - Method in class org.apache.hadoop.hbase.master.balancer.SwapRegionsAction
toString() - Method in class org.apache.hadoop.hbase.master.RegionPlan

U

unassign(RegionInfo) - Method in interface org.apache.hadoop.hbase.master.balancer.ClusterInfoProvider: Unassign the given region.
undoAction() - Method in class org.apache.hadoop.hbase.master.balancer.SwapRegionsAction
UNKNOWN_RACK - Static variable in class org.apache.hadoop.hbase.master.RackManager
updateBalancerLoadInfo(Map<TableName, Map<ServerName, List<RegionInfo>>>) - Method in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
updateBalancerLoadInfo(Map<TableName, Map<ServerName, List<RegionInfo>>>) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: In some scenarios, Balancer needs to update internal status or information according to the current tables load
updateBalancerStatus(boolean) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer: Updates the balancer status tag reported to JMX
updateBalancerStatus(boolean) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer
updateClusterMetrics(ClusterMetrics) - Method in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer
updateClusterMetrics(ClusterMetrics) - Method in class org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer
updateClusterMetrics(ClusterMetrics) - Method in interface org.apache.hadoop.hbase.master.LoadBalancer: Set the current cluster status.
updateFavoredNodes(Map<RegionInfo, List<ServerName>>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesManager
updateFavoredNodesMap(RegionInfo, List<ServerName>) - Method in class org.apache.hadoop.hbase.favored.FavoredNodesPlan: Update an assignment to the plan
updateMetaWithFavoredNodesInfo(Map<RegionInfo, List<ServerName>>, Connection) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper: Update meta table with favored nodes info
updateMetaWithFavoredNodesInfo(Map<RegionInfo, List<ServerName>>, Configuration) - Static method in class org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper: Update meta table with favored nodes info
updateMetricsSize(int) - Method in class org.apache.hadoop.hbase.master.balancer.MetricsStochasticBalancer: Updates the number of metrics reported to JMX
updateStochasticCost(String, String, String, Double) - Method in class org.apache.hadoop.hbase.master.balancer.MetricsStochasticBalancer: Reports stochastic load balancer costs to JMX
useRegionFinder - Variable in class org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer

V

valueOf(String) - Static method in enum org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position: Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.hbase.master.assignment.ServerState: Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer.GeneratorType: Returns the enum constant of this type with the specified name.
values() - Static method in enum org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position: Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.hbase.master.assignment.ServerState: Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer.GeneratorType: Returns an array containing the constants of this enum type, in the order they are declared.

A B C D E F G H I K L M O P R S T U V