Uses of Class
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicy.NotEnoughReplicasException

Packages that use BlockPlacementPolicy.NotEnoughReplicasException

Package	Description
org.apache.hadoop.hdfs.server.blockmanagement

Uses of BlockPlacementPolicy.NotEnoughReplicasException in org.apache.hadoop.hdfs.server.blockmanagement

Methods in org.apache.hadoop.hdfs.server.blockmanagement that throw BlockPlacementPolicy.NotEnoughReplicasException

Modifier and Type	Method	Description
protected void	BlockPlacementPolicyDefault.chooseFavouredNodes(java.lang.String src, int numOfReplicas, java.util.List<DatanodeDescriptor> favoredNodes, java.util.Set<org.apache.hadoop.net.Node> favoriteAndExcludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)
protected void	BlockPlacementPolicyWithNodeGroup.chooseFavouredNodes(java.lang.String src, int numOfReplicas, java.util.List<DatanodeDescriptor> favoredNodes, java.util.Set<org.apache.hadoop.net.Node> favoriteAndExcludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)	choose all good favored nodes as target.
protected DatanodeStorageInfo	BlockPlacementPolicyDefault.chooseLocalOrFavoredStorage(org.apache.hadoop.net.Node localOrFavoredNode, boolean isFavoredNode, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)	Choose storage of local or favored node.
protected DatanodeStorageInfo	BlockPlacementPolicyDefault.chooseLocalRack(org.apache.hadoop.net.Node localMachine, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)	Choose one node from the rack that localMachine is on.
protected DatanodeStorageInfo	BlockPlacementPolicyWithNodeGroup.chooseLocalRack(org.apache.hadoop.net.Node localMachine, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)
protected DatanodeStorageInfo	AvailableSpaceBlockPlacementPolicy.chooseLocalStorage(org.apache.hadoop.net.Node localMachine, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes, boolean fallbackToLocalRack)
protected DatanodeStorageInfo	BlockPlacementPolicyDefault.chooseLocalStorage(org.apache.hadoop.net.Node localMachine, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)
protected DatanodeStorageInfo	BlockPlacementPolicyDefault.chooseLocalStorage(org.apache.hadoop.net.Node localMachine, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes, boolean fallbackToLocalRack)	Choose localMachine as the target.
protected DatanodeStorageInfo	BlockPlacementPolicyWithNodeGroup.chooseLocalStorage(org.apache.hadoop.net.Node localMachine, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes, boolean fallbackToNodeGroupAndLocalRack)	choose local node of localMachine as the target.
protected DatanodeStorageInfo	BlockPlacementPolicyDefault.chooseRandom(int numOfReplicas, java.lang.String scope, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)	Randomly choose numOfReplicas targets from the given scope.
protected DatanodeStorageInfo	BlockPlacementPolicyDefault.chooseRandom(java.lang.String scope, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)	Randomly choose one target from the given scope.
protected void	BlockPlacementPolicyDefault.chooseRemoteRack(int numOfReplicas, DatanodeDescriptor localMachine, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxReplicasPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)	Choose numOfReplicas nodes from the racks that localMachine is NOT on.
protected void	BlockPlacementPolicyWithNodeGroup.chooseRemoteRack(int numOfReplicas, DatanodeDescriptor localMachine, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxReplicasPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)
protected org.apache.hadoop.net.Node	BlockPlacementPolicyDefault.chooseTargetInOrder(int numOfReplicas, org.apache.hadoop.net.Node writer, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, boolean newBlock, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)
protected org.apache.hadoop.net.Node	BlockPlacementPolicyRackFaultTolerant.chooseTargetInOrder(int numOfReplicas, org.apache.hadoop.net.Node writer, java.util.Set<org.apache.hadoop.net.Node> excludedNodes, long blocksize, int maxNodesPerRack, java.util.List<DatanodeStorageInfo> results, boolean avoidStaleNodes, boolean newBlock, java.util.EnumMap<org.apache.hadoop.fs.StorageType,java.lang.Integer> storageTypes)	Choose numOfReplicas in order: 1.