Package org.apache.giraph.conf

Interface GiraphConstants

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static org.apache.giraph.conf.FloatConfOption ADDITIONAL_EDGE_REQUEST_SIZE
      Additional size (expressed as a ratio) of each per-partition buffer on top of the average size for edges.
      static org.apache.giraph.conf.FloatConfOption ADDITIONAL_MSG_REQUEST_SIZE
      How much bigger than the average per partition size to make initial per partition buffers.
      static org.apache.giraph.conf.FloatConfOption ADDITIONAL_VERTEX_REQUEST_SIZE
      Additional size (expressed as a ratio) of each per-partition buffer on top of the average size for vertices.
      static org.apache.giraph.conf.IntConfOption AGGREGATOR_BASE_SERVER_PORT  
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.aggregators.AggregatorWriter> AGGREGATOR_WRITER_CLASS  
      static org.apache.giraph.conf.IntConfOption ASYNC_MESSAGE_STORE_THREADS_COUNT
      Number of threads to use in async message store, 0 means we should not use async message processing
      static org.apache.giraph.conf.BooleanConfOption AUTHENTICATE
      Whether to use SASL with DIGEST and Hadoop Job Tokens to authenticate and authorize Netty BSP Clients to Servers.
      static String BASE_ZNODE_KEY
      Base ZNode for Giraph's state in the ZooKeeper cluster.
      static org.apache.giraph.conf.IntConfOption CHANNELS_PER_SERVER
      Number of channels used per server
      static org.apache.giraph.conf.StrConfOption CHECKPOINT_COMPRESSION_CODEC
      Compression algorithm to be used for checkpointing.
      static org.apache.giraph.conf.StrConfOption CHECKPOINT_DIRECTORY
      This directory has/stores the available checkpoint files in HDFS.
      static org.apache.giraph.conf.IntConfOption CHECKPOINT_FREQUENCY
      How often to checkpoint (i.e.
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.bsp.checkpoints.CheckpointSupportedChecker> CHECKPOINT_SUPPORTED_CHECKER
      Defines if and when checkpointing is supported by this job.
      static org.apache.giraph.conf.BooleanConfOption CLEANUP_CHECKPOINTS_AFTER_SUCCESS
      Delete checkpoints after a successful job run?
      static org.apache.giraph.conf.IntConfOption CLIENT_RECEIVE_BUFFER_SIZE
      Client receive buffer size
      static org.apache.giraph.conf.IntConfOption CLIENT_SEND_BUFFER_SIZE
      Client send buffer size
      static int clientCacheSize  
      static org.apache.giraph.conf.ClassConfOption<AbstractComputation> COMPUTATION_CLASS
      Worker context class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.ComputationFactory> COMPUTATION_FACTORY_CLASS  
      static org.apache.giraph.conf.EnumConfOption<org.apache.giraph.graph.Language> COMPUTATION_LANGUAGE
      Which language computation is implemented in
      static org.apache.giraph.conf.BooleanConfOption CREATE_EDGE_SOURCE_VERTICES
      This option can be used to specify if a source vertex present in edge input but not in vertex input can be created
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.edge.CreateSourceVertexCallback> CREATE_EDGE_SOURCE_VERTICES_CALLBACK
      Defines a call back that can be used to make decisions on whether the vertex should be created or not in the runtime.
      static int DEFAULT_ZOOKEEPER_MAX_CLIENT_CNXNS
      Default ZooKeeper maximum client connections.
      static int DEFAULT_ZOOKEEPER_SNAP_COUNT
      Default ZooKeeper snap count.
      static int DEFAULT_ZOOKEEPER_TICK_TIME
      Default ZooKeeper tick time.
      static org.apache.giraph.conf.BooleanConfOption DISABLE_GIRAPH_CLASS_RESOLVER
      Whether to disable GiraphClassResolver which is an efficient implementation of kryo class resolver.
      static org.apache.giraph.conf.StrConfOption DNS_INTERFACE
      Interface to use for hostname resolution
      static org.apache.giraph.conf.StrConfOption DNS_NAMESERVER
      Server for hostname resolution
      static org.apache.giraph.conf.BooleanConfOption DO_OUTPUT_DURING_COMPUTATION
      If you use this option, instead of having saving vertices in the end of application, saveVertex will be called right after each vertex.compute() is called.
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.filters.EdgeInputFilter> EDGE_INPUT_FILTER_CLASS
      EdgeInputFilter class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.EdgeInputFormat> EDGE_INPUT_FORMAT_CLASS
      EdgeInputFormat class
      static org.apache.giraph.conf.StrConfOption EDGE_MANAGER  
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.EdgeOutputFormat> EDGE_OUTPUT_FORMAT_CLASS  
      static org.apache.giraph.conf.StrConfOption EDGE_OUTPUT_FORMAT_SUBDIR
      EdgeOutputFormat sub-directory
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.edge.EdgeStoreFactory> EDGE_STORE_FACTORY_CLASS
      Edge Store Factory
      static org.apache.giraph.conf.ClassConfOption EDGE_TRANSLATION_CLASS
      Class used to conduct expensive edge translation during vertex input
      static org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.Writable> EDGE_VALUE_CLASS
      Edge value class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.EdgeValueFactory> EDGE_VALUE_FACTORY_CLASS
      Edge value factory class - optional
      static org.apache.giraph.conf.IntConfOption EVENT_WAIT_MSECS
      Milliseconds to wait for an event before continuing
      static org.apache.giraph.conf.BooleanConfOption FAIL_FIRST_IPC_PORT_BIND_ATTEMPT
      Fail first IPC port binding attempt, simulate binding failure on real grid testing
      static org.apache.giraph.conf.BooleanConfOption FAIL_ON_EMPTY_INPUT
      Whether to fail the job or just warn when input is empty
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.utils.GcObserver> GC_OBSERVER_CLASSES
      Classes for GC Observer - optional
      static org.apache.giraph.conf.BooleanConfOption GIRAPH_TEXT_OUTPUT_FORMAT_REVERSE
      Reverse values in the output
      static org.apache.giraph.conf.StrConfOption GIRAPH_TEXT_OUTPUT_FORMAT_SEPARATOR
      GiraphTextOutputFormat Separator
      static String GIRAPH_YARN_CONF_FILE
      Name of the XML file that will export our Configuration to YARN workers
      static org.apache.giraph.conf.StrConfOption GIRAPH_YARN_LIBJARS
      conf key for comma-separated list of jars to export to YARN workers
      static int GIRAPH_YARN_PRIORITY
      Default priority level in YARN for our task containers
      static org.apache.giraph.conf.IntConfOption GIRAPH_YARN_TASK_HEAP_MB
      Name of Giraph property for user-configurable heap memory per worker
      static int GIRAPH_YARN_TASK_HEAP_MB_DEFAULT
      Giraph default heap size for all tasks when running on YARN profile
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.partition.GraphPartitionerFactory> GRAPH_PARTITIONER_FACTORY_CLASS
      Graph partitioner factory class - optional
      static org.apache.giraph.conf.PerGraphTypeEnumConfOption<org.apache.giraph.graph.Language> GRAPH_TYPE_LANGUAGES
      Language user's graph types are implemented in
      static org.apache.giraph.conf.PerGraphTypeBooleanConfOption GRAPH_TYPES_NEEDS_WRAPPERS
      Whether user graph types need wrappers
      static org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.mapreduce.OutputFormat> HADOOP_OUTPUT_FORMAT_CLASS
      Output format class for hadoop to use (for committing)
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.job.HaltApplicationUtils.HaltInstructionsWriter> HALT_INSTRUCTIONS_WRITER_CLASS
      Which class to use to write instructions on how to halt the application
      static org.apache.giraph.conf.IntConfOption HDFS_FILE_CREATION_RETRIES
      Number of retries for creating the HDFS files
      static org.apache.giraph.conf.IntConfOption HDFS_FILE_CREATION_RETRY_WAIT_MS
      Number of milliseconds to wait before retrying HDFS file creation
      static org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.Writable> INCOMING_MESSAGE_VALUE_CLASS
      incoming message value class
      static org.apache.giraph.conf.IntConfOption INET_ADDRESS_MAX_RESOLVE_TIMES  
      static org.apache.giraph.conf.LongConfOption INPUT_SPLIT_MAX_EDGES
      To limit outlier vertex input splits from producing too many vertices or to help with testing, the number of edges loaded from an input split can be limited.
      static org.apache.giraph.conf.LongConfOption INPUT_SPLIT_MAX_VERTICES
      To limit outlier vertex input splits from producing too many vertices or to help with testing, the number of vertices loaded from an input split can be limited.
      static org.apache.giraph.conf.FloatConfOption INPUT_SPLIT_SAMPLE_PERCENT
      Input split sample percent - Used only for sampling and testing, rather than an actual job.
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.edge.OutEdges> INPUT_VERTEX_EDGES_CLASS  
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.OutEdgesFactory> INPUT_VERTEX_EDGES_FACTORY_CLASS
      OutEdges for input factory class - optional
      static org.apache.giraph.conf.IntConfOption IPC_INITIAL_PORT
      Initial port to start using for the IPC communication
      static org.apache.giraph.conf.BooleanConfOption IS_PURE_YARN_JOB
      Is this a pure YARN job (i.e.
      static org.apache.giraph.conf.BooleanConfOption JMAP_ENABLE
      Configuration key to enable jmap printing
      static org.apache.giraph.conf.BooleanConfOption JMAP_LIVE_ONLY
      Configuration key for printing live objects only This option will trigger Full GC for every jmap dump and so can significantly hinder performance.
      static org.apache.giraph.conf.StrConfOption JMAP_PATH
      Path where jmap exists
      static org.apache.giraph.conf.IntConfOption JMAP_PRINT_LINES
      Configuration key for how many lines to print
      static org.apache.giraph.conf.IntConfOption JMAP_SLEEP_MILLIS
      Configuration key for msec to sleep between calls
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.job.GiraphJobObserver> JOB_OBSERVER_CLASS
      Observer class to watch over job status - optional
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.JobProgressTrackerClient> JOB_PROGRESS_TRACKER_CLIENT_CLASS
      Class to use as the job progress client
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.job.JobProgressTrackerService> JOB_PROGRESS_TRACKER_SERVICE_CLASS
      Class to use to track job progress on client
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.job.GiraphJobRetryChecker> JOB_RETRY_CHECKER_CLASS
      Observer class to watch over job status - optional
      static org.apache.giraph.conf.BooleanConfOption KEEP_ZOOKEEPER_DATA
      Keep the zookeeper output for debugging? Default is to remove it.
      static org.apache.giraph.conf.IntConfOption LB_MAPPINGSTORE_LOWER
      Lower value of LongByteMappingStore
      static org.apache.giraph.conf.IntConfOption LB_MAPPINGSTORE_UPPER
      Upper value of LongByteMappingStore
      static org.apache.giraph.conf.BooleanConfOption LOCAL_TEST_MODE
      Indicates whether this job is run in an internal unit test
      static org.apache.giraph.conf.StrConfOption LOG_LEVEL
      Override the Hadoop log level and set the desired log level.
      static org.apache.giraph.conf.BooleanConfOption LOG_THREAD_LAYOUT
      Use thread level debugging?
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.MapperObserver> MAPPER_OBSERVER_CLASSES
      Classes for Mapper Observer - optional
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.MappingInputFormat> MAPPING_INPUT_FORMAT_CLASS
      MappingInputFormat class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.mapping.MappingStore> MAPPING_STORE_CLASS
      Mapping related information
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.mapping.MappingStoreOps> MAPPING_STORE_OPS_CLASS
      Class to use for performing read operations on mapping store
      static org.apache.giraph.conf.ClassConfOption<MasterCompute> MASTER_COMPUTE_CLASS
      Class for Master - optional
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.master.MasterObserver> MASTER_OBSERVER_CLASSES
      Classes for Master Observer - optional
      static org.apache.giraph.conf.LongConfOption MAX_ALLOWED_JOB_TIME_MS
      Maximum allowed time for job to run after getting all resources before it will be killed, in milliseconds (-1 if it has no limit)
      static org.apache.giraph.conf.IntConfOption MAX_CONN_TRY_ATTEMPTS
      Maximum connections tries for client to connect to server
      static org.apache.giraph.conf.IntConfOption MAX_COUNTER_WAIT_MSECS
      Maximum milliseconds to wait before giving up waiting for the workers to write the counters to the ZooKeeper after a superstep
      static org.apache.giraph.conf.IntConfOption MAX_EDGE_REQUEST_SIZE
      Maximum size of edges (in bytes) per peer before flush
      static org.apache.giraph.conf.IntConfOption MAX_FRAME_LENGTH  
      static org.apache.giraph.conf.IntConfOption MAX_IPC_PORT_BIND_ATTEMPTS
      Maximum bind attempts for different IPC ports
      static org.apache.giraph.conf.IntConfOption MAX_MASTER_SUPERSTEP_WAIT_MSECS
      Maximum milliseconds to wait before giving up trying to get the minimum number of workers before a superstep (int).
      static org.apache.giraph.conf.IntConfOption MAX_MSG_REQUEST_SIZE
      Maximum size of messages (in bytes) per peer before flush
      static org.apache.giraph.conf.IntConfOption MAX_MUTATIONS_PER_REQUEST
      Maximum number of mutations per partition before flush
      static org.apache.giraph.conf.IntConfOption MAX_NUMBER_OF_SUPERSTEPS
      The application will halt after this many supersteps is completed.
      static org.apache.giraph.conf.IntConfOption MAX_OUT_MSG_CACHE_SIZE
      Should be used by byteBuf cache.
      static org.apache.giraph.conf.IntConfOption MAX_PARTITIONS_IN_MEMORY
      Maximum number of partitions to hold in memory for each worker.
      static org.apache.giraph.conf.IntConfOption MAX_REQUEST_MILLISECONDS
      Milliseconds for a request to complete (or else resend)
      static org.apache.giraph.conf.IntConfOption MAX_RESOLVE_ADDRESS_ATTEMPTS
      Max resolve address attempts
      static org.apache.giraph.conf.IntConfOption MAX_TASK_ATTEMPTS
      Maximum number of attempts a master/worker will retry before killing the job.
      static org.apache.giraph.conf.IntConfOption MAX_VERTEX_REQUEST_SIZE
      Maximum size of vertices (in bytes) per peer before flush
      static String MAX_WORKERS
      Maximum number of simultaneous worker tasks started by this job (int).
      static org.apache.giraph.conf.IntConfOption MESSAGE_AGGREGATE_SIZE
      This represents the size of message cache, so actual cache bytes is generally (8 + 8) * aggregate_size; before flush.
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.combiner.MessageCombiner> MESSAGE_COMBINER_CLASS
      Message combiner class - optional
      static org.apache.giraph.conf.EnumConfOption<org.apache.giraph.comm.messages.MessageEncodeAndStoreType> MESSAGE_ENCODE_AND_STORE_TYPE  
      static org.apache.giraph.conf.IntConfOption MESSAGE_MANAGER_BASE_SERVER_PORT  
      static org.apache.giraph.conf.StrConfOption MESSAGE_MANAGER_TYPE  
      static org.apache.giraph.conf.ClassConfOption<MessageStoreFactory> MESSAGE_STORE_FACTORY_CLASS
      Message Store Factory
      static org.apache.giraph.conf.StrConfOption METRICS_DIRECTORY
      Directory in HDFS to write master metrics to, instead of stderr
      static org.apache.giraph.conf.BooleanConfOption METRICS_ENABLE
      Enable the Metrics system
      static org.apache.giraph.conf.IntConfOption MIN_FREE_MBS_ON_HEAP
      Option used by ReactiveJMapHistoDumper to check for an imminent OOM in worker or master process
      static org.apache.giraph.conf.IntConfOption MIN_PARTITIONS_PER_COMPUTE_THREAD
      Minimum number of partitions to have per compute thread
      static org.apache.giraph.conf.FloatConfOption MIN_PERCENT_RESPONDED
      Minimum percent of the maximum number of workers that have responded in order to continue progressing.
      static String MIN_WORKERS
      Minimum number of simultaneous workers before this job can run (int)
      static String MSG_NUM_FLUSH_THREADS
      Number of flush threads per peer
      static org.apache.giraph.conf.StrConfOption NETTY_CLIENT_EXECUTION_AFTER_HANDLER
      Where to place the netty client execution handle?
      static org.apache.giraph.conf.IntConfOption NETTY_CLIENT_EXECUTION_THREADS
      Netty client execution threads (execution handler)
      static org.apache.giraph.conf.IntConfOption NETTY_CLIENT_THREADS
      Netty client threads
      static org.apache.giraph.conf.BooleanConfOption NETTY_CLIENT_USE_EXECUTION_HANDLER
      Use the execution handler in netty on the client?
      static org.apache.giraph.conf.StrConfOption NETTY_COMPRESSION_ALGORITHM
      Netty - set which compression to use
      static org.apache.giraph.conf.IntConfOption NETTY_MAX_CONNECTION_FAILURES
      Netty max connection failures
      static org.apache.giraph.conf.IntConfOption NETTY_REQUEST_ENCODER_BUFFER_SIZE
      How big to make the encoder buffer?
      static org.apache.giraph.conf.IntConfOption NETTY_SERVER_BOSS_THREADS
      Netty server boss threads
      static org.apache.giraph.conf.StrConfOption NETTY_SERVER_EXECUTION_AFTER_HANDLER
      Where to place the netty server execution handle?
      static org.apache.giraph.conf.IntConfOption NETTY_SERVER_EXECUTION_THREADS
      Netty server execution threads (execution handler)
      static org.apache.giraph.conf.IntConfOption NETTY_SERVER_THREADS
      Netty server threads
      static org.apache.giraph.conf.BooleanConfOption NETTY_SERVER_USE_EXECUTION_HANDLER
      Use the execution handler in netty on the server?
      static org.apache.giraph.conf.IntConfOption NETTY_SERVER_WORKER_THREADS
      Netty server worker threads
      static org.apache.giraph.conf.BooleanConfOption NETTY_SIMULATE_FIRST_REQUEST_CLOSED
      Netty simulate a first request closed
      static org.apache.giraph.conf.BooleanConfOption NETTY_SIMULATE_FIRST_RESPONSE_FAILED
      Netty simulate a first response failed
      static org.apache.giraph.conf.BooleanConfOption NETTY_USE_DIRECT_MEMORY
      Use direct memory buffers in netty
      static org.apache.giraph.conf.BooleanConfOption NETTY_USE_POOLED_ALLOCATOR
      Use netty pooled memory buffer allocator
      static org.apache.giraph.conf.IntConfOption NUM_CHECKPOINT_IO_THREADS
      Number of threads for writing and reading checkpoints
      static org.apache.giraph.conf.IntConfOption NUM_COMPUTE_THREADS
      Number of threads for vertex computation
      static org.apache.giraph.conf.IntConfOption NUM_INPUT_THREADS
      Number of threads for input split loading
      static org.apache.giraph.conf.IntConfOption NUM_OUT_OF_CORE_THREADS
      Number of IO threads used in out-of-core mechanism.
      static org.apache.giraph.conf.IntConfOption NUM_OUTPUT_THREADS
      Number of threads for writing output in the end of the application
      static int ONE_KB
      1KB in bytes
      static int ONE_MB
      1MB in bytes
      static org.apache.giraph.conf.StrConfOption OUT_MESSAGE_CACHE_TYPE
      Default use byteBuf message cache.
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.ooc.persistence.OutOfCoreDataAccessor> OUT_OF_CORE_DATA_ACCESSOR
      Data accessor resource/object
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.ooc.policy.OutOfCoreOracle> OUT_OF_CORE_ORACLE
      Out-of-core oracle that is to be used for adaptive out-of-core engine.
      static org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.Writable> OUTGOING_MESSAGE_VALUE_CLASS
      Outgoing message value class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.MessageValueFactory> OUTGOING_MESSAGE_VALUE_FACTORY_CLASS
      Outgoing message value factory class - optional
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.partition.Partition> PARTITION_CLASS  
      static org.apache.giraph.conf.FloatConfOption PARTITION_COUNT_MULTIPLIER
      Multiplier for the current workers squared
      static org.apache.giraph.conf.IntConfOption PARTITION_LONG_TAIL_MIN_PRINT
      Minimum stragglers of the superstep before printing them out
      static String PARTITION_VERTEX_KEY_SPACE_SIZE
      Vertex key space size for WorkerGraphPartitionerImpl
      static org.apache.giraph.conf.StrConfOption PARTITIONS_DIRECTORY
      Comma-separated list of directories in the local filesystem for out-of-core partitions.
      static org.apache.giraph.conf.BooleanConfOption PREFER_IP_ADDRESSES
      For worker to worker communication we can use IPs or host names, by default prefer IPs.
      static org.apache.giraph.conf.BooleanConfOption REACTIVE_JMAP_ENABLE
      Option can be used to enable reactively dumping jmap histo when OOM is imminent
      static org.apache.giraph.conf.FloatConfOption REQUEST_SIZE_WARNING_THRESHOLD
      Warn if msg request size exceeds default size by this factor
      static org.apache.giraph.conf.BooleanConfOption RESEND_TIMED_OUT_REQUESTS
      Whether to resend request which timed out or fail the job if timeout happens
      static org.apache.giraph.conf.BooleanConfOption RESOLVER_CREATE_VERTEX_ON_MSGS
      Option of whether to create vertexes that did not exist before but received messages
      static org.apache.giraph.conf.StrConfOption RESTART_JOB_ID
      If application is restarted manually we need to specify job ID to restart from.
      static String RESTART_SUPERSTEP
      An application can be restarted manually by selecting a superstep.
      static org.apache.giraph.conf.IntConfOption SERVER_RECEIVE_BUFFER_SIZE
      Server receive buffer size.
      static org.apache.giraph.conf.IntConfOption SERVER_SEND_BUFFER_SIZE
      Server send buffer size
      static org.apache.giraph.conf.BooleanConfOption SPLIT_MASTER_WORKER
      Separate the workers and the master tasks.
      static org.apache.giraph.conf.BooleanConfOption SSL_ENCRYPT
      Whether to use SSL to authenticate and authorize " Netty BSP Clients to Servers.
      static org.apache.giraph.conf.BooleanConfOption STATIC_GRAPH
      The application will not mutate the graph topology (the edges).
      static org.apache.giraph.conf.IntConfOption SUPERSTEP_COUNT
      Number of supersteps job will run for
      static org.apache.giraph.conf.IntConfOption TCP_BACKLOG
      TCP backlog (defaults to number of workers)
      static org.apache.giraph.conf.BooleanConfOption TRACK_JOB_PROGRESS_ON_CLIENT
      Whether to track job progress on client or not
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.conf.TypesHolder> TYPES_HOLDER_CLASS
      TypesHolder, used if Computation not set - optional
      static org.apache.giraph.conf.BooleanConfOption USE_BIG_DATA_IO_FOR_MESSAGES
      Use BigDataIO for messages? If there are super-vertices in the graph which receive a lot of messages (total serialized size of messages goes beyond the maximum size of a byte array), setting this option to true will remove that limit.
      static org.apache.giraph.conf.BooleanConfOption USE_INPUT_SPLIT_LOCALITY
      To minimize network usage when reading input splits, each worker can prioritize splits that reside on its host.
      static org.apache.giraph.conf.BooleanConfOption USE_MESSAGE_SIZE_ENCODING
      Use message size encoding (typically better for complex objects, not meant for primitive wrapped messages)
      static org.apache.giraph.conf.BooleanConfOption USE_OUT_OF_CORE_GRAPH
      Enable out-of-core graph.
      static org.apache.giraph.conf.BooleanConfOption USE_PRIMITIVE_MESSAGE_STORE  
      static org.apache.giraph.conf.BooleanConfOption USE_SUPERSTEP_COUNTERS
      Use superstep counters? (boolean)
      static org.apache.giraph.conf.BooleanConfOption USE_UNSAFE_SERIALIZATION
      Use unsafe serialization?
      static org.apache.giraph.conf.IntConfOption USER_PARTITION_COUNT
      Overrides default partition count calculation if not -1
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.Vertex> VERTEX_CLASS
      Vertex class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.edge.OutEdges> VERTEX_EDGES_CLASS
      Vertex edges class - optional
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.OutEdgesFactory> VERTEX_EDGES_FACTORY_CLASS
      OutEdges factory class - optional
      static org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.WritableComparable> VERTEX_ID_CLASS
      Vertex index class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.VertexIdFactory> VERTEX_ID_FACTORY_CLASS
      Vertex id factory class - optional
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.filters.VertexInputFilter> VERTEX_INPUT_FILTER_CLASS
      VertexInputFilter class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.VertexInputFormat> VERTEX_INPUT_FORMAT_CLASS
      VertexOutputFormat class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.VertexOutputFormat> VERTEX_OUTPUT_FORMAT_CLASS
      VertexOutputFormat class
      static org.apache.giraph.conf.StrConfOption VERTEX_OUTPUT_FORMAT_SUBDIR
      vertexOutputFormat sub-directory In Giraph, the output is to hdfs, they use the parent directory of default parent directory, and use sub directory as sub.
      static org.apache.giraph.conf.BooleanConfOption VERTEX_OUTPUT_FORMAT_THREAD_SAFE
      Vertex output format thread-safe - if your VertexOutputFormat allows several vertexWriters to be created and written to in parallel, you should set this to true.
      static org.apache.giraph.conf.StrConfOption VERTEX_OUTPUT_PATH  
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.VertexResolver> VERTEX_RESOLVER_CLASS  
      static org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.Writable> VERTEX_VALUE_CLASS
      Vertex value class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.VertexValueCombiner> VERTEX_VALUE_COMBINER_CLASS  
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.VertexValueFactory> VERTEX_VALUE_FACTORY_CLASS
      Vertex value factory class - optional
      static org.apache.giraph.conf.LongConfOption VERTICES_TO_UPDATE_PROGRESS
      Minimum number of vertices to compute before adding to worker progress.
      static org.apache.giraph.conf.LongConfOption WAIT_FOR_OTHER_WORKERS_TIMEOUT_MSEC
      Timeout for "waitForever", when we need to wait for other workers to complete their job.
      static org.apache.giraph.conf.IntConfOption WAIT_TASK_DONE_TIMEOUT_MS
      Maximum timeout (in milliseconds) for waiting for all tasks to complete after the job is done.
      static org.apache.giraph.conf.IntConfOption WAIT_TIME_BETWEEN_CONNECTION_RETRIES_MS
      How long to wait before trying to reconnect failed connections
      static org.apache.giraph.conf.LongConfOption WAIT_ZOOKEEPER_TIMEOUT_MSEC
      Timeout for "waitForever", when we need to wait for zookeeper.
      static org.apache.giraph.conf.IntConfOption WAITING_REQUEST_MSECS
      Msecs to wait between waiting for all requests to finish
      static org.apache.giraph.conf.ClassConfOption<WorkerContext> WORKER_CONTEXT_CLASS
      Worker context class
      static org.apache.giraph.conf.ClassConfOption<org.apache.giraph.worker.WorkerObserver> WORKER_OBSERVER_CLASSES
      Classes for Worker Observer - optional
      static String YOURKIT_OUTPUT_DIR
      Directory to write YourKit snapshots to
      static String YOURKIT_OUTPUT_DIR_DEFAULT
      Default directory to write YourKit snapshots to
      static String ZOOKEEPER_BASE_PATH_COUNTER_GROUP
      This counter group will contain one counter whose name is the ZooKeeper node path which contains all data about this job
      static org.apache.giraph.conf.IntConfOption ZOOKEEPER_CONNECTION_ATTEMPTS
      Number of ZooKeeper client connection attempts before giving up.
      static String ZOOKEEPER_DIR
      Local ZooKeeper directory to use
      static org.apache.giraph.conf.BooleanConfOption ZOOKEEPER_FORCE_SYNC
      ZooKeeper force sync
      static String ZOOKEEPER_HALT_NODE_COUNTER_GROUP
      This counter group will contain one counter whose name is the ZooKeeper node path which should be created to trigger computation halt
      static org.apache.giraph.conf.BooleanConfOption ZOOKEEPER_IS_EXTERNAL
      ZooKeeper List will always hold a value during the computation while this option provides information regarding whether the zookeeper was internally started or externally provided.
      static org.apache.giraph.conf.StrConfOption ZOOKEEPER_LIST
      ZooKeeper comma-separated list (if not set, will start up ZooKeeper locally).
      static org.apache.giraph.conf.StrConfOption ZOOKEEPER_MANAGER_DIRECTORY
      If ZOOKEEPER_LIST is not set, then use this directory to manage ZooKeeper
      static org.apache.giraph.conf.IntConfOption ZOOKEEPER_MAX_SESSION_TIMEOUT
      ZooKeeper maximum session timeout
      static org.apache.giraph.conf.IntConfOption ZOOKEEPER_MIN_SESSION_TIMEOUT
      ZooKeeper minimum session timeout
      static org.apache.giraph.conf.IntConfOption ZOOKEEPER_OPS_MAX_ATTEMPTS
      Max attempts for handling ZooKeeper connection loss
      static org.apache.giraph.conf.IntConfOption ZOOKEEPER_OPS_RETRY_WAIT_MSECS
      Msecs to wait before retrying a failed ZooKeeper op due to connection loss.
      static int ZOOKEEPER_PURGE_INTERVAL
      ZooKeeper purge interval in hours
      static org.apache.giraph.conf.IntConfOption ZOOKEEPER_SERVER_PORT
      ZooKeeper port to use
      static String ZOOKEEPER_SERVER_PORT_COUNTER_GROUP
      This counter group will contain one counter whose name is the ZooKeeper server:port which this job is using
      static org.apache.giraph.conf.IntConfOption ZOOKEEPER_SERVERLIST_POLL_MSECS
      Polling interval to check for the ZooKeeper server data
      static org.apache.giraph.conf.IntConfOption ZOOKEEPER_SESSION_TIMEOUT
      ZooKeeper session millisecond timeout
      static org.apache.giraph.conf.BooleanConfOption ZOOKEEPER_SKIP_ACL
      ZooKeeper skip ACLs
      static int ZOOKEEPER_SNAP_RETAIN_COUNT
      Number of snapshots to be retained after purge

    • Field Detail

      • NETTY_REQUEST_ENCODER_BUFFER_SIZE

        static final org.apache.giraph.conf.IntConfOption NETTY_REQUEST_ENCODER_BUFFER_SIZE
        How big to make the encoder buffer?

      • CLIENT_SEND_BUFFER_SIZE

        static final org.apache.giraph.conf.IntConfOption CLIENT_SEND_BUFFER_SIZE
        Client send buffer size

      • SERVER_RECEIVE_BUFFER_SIZE

        static final org.apache.giraph.conf.IntConfOption SERVER_RECEIVE_BUFFER_SIZE
        Server receive buffer size. a little bit larger than request size.

      • MAX_FRAME_LENGTH

        static final org.apache.giraph.conf.IntConfOption MAX_FRAME_LENGTH

      • MAX_OUT_MSG_CACHE_SIZE

        static final org.apache.giraph.conf.IntConfOption MAX_OUT_MSG_CACHE_SIZE
        Should be used by byteBuf cache.

      • VERTEX_OUTPUT_FORMAT_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.VertexOutputFormat> VERTEX_OUTPUT_FORMAT_CLASS
        VertexOutputFormat class

      • VERTEX_INPUT_FORMAT_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.VertexInputFormat> VERTEX_INPUT_FORMAT_CLASS
        VertexOutputFormat class

      • EDGE_INPUT_FORMAT_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.EdgeInputFormat> EDGE_INPUT_FORMAT_CLASS
        EdgeInputFormat class

      • VERTEX_OUTPUT_FORMAT_SUBDIR

        static final org.apache.giraph.conf.StrConfOption VERTEX_OUTPUT_FORMAT_SUBDIR
        vertexOutputFormat sub-directory In Giraph, the output is to hdfs, they use the parent directory of default parent directory, and use sub directory as sub.

        In our project, we deem this configuration as ABSOLUTE path.

      • VERTEX_OUTPUT_PATH

        static final org.apache.giraph.conf.StrConfOption VERTEX_OUTPUT_PATH

      • VERTEX_ID_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.WritableComparable> VERTEX_ID_CLASS
        Vertex index class

      • VERTEX_VALUE_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.Writable> VERTEX_VALUE_CLASS
        Vertex value class

      • EDGE_VALUE_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.Writable> EDGE_VALUE_CLASS
        Edge value class

      • VERTEX_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.Vertex> VERTEX_CLASS
        Vertex class

      • OUTGOING_MESSAGE_VALUE_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.Writable> OUTGOING_MESSAGE_VALUE_CLASS
        Outgoing message value class

      • INCOMING_MESSAGE_VALUE_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.io.Writable> INCOMING_MESSAGE_VALUE_CLASS
        incoming message value class

      • WORKER_CONTEXT_CLASS

        static final org.apache.giraph.conf.ClassConfOption<WorkerContext> WORKER_CONTEXT_CLASS
        Worker context class

      • COMPUTATION_CLASS

        static final org.apache.giraph.conf.ClassConfOption<AbstractComputation> COMPUTATION_CLASS
        Worker context class

      • TYPES_HOLDER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.conf.TypesHolder> TYPES_HOLDER_CLASS
        TypesHolder, used if Computation not set - optional

      • MESSAGE_COMBINER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.combiner.MessageCombiner> MESSAGE_COMBINER_CLASS
        Message combiner class - optional

      • OUTGOING_MESSAGE_VALUE_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.MessageValueFactory> OUTGOING_MESSAGE_VALUE_FACTORY_CLASS
        Outgoing message value factory class - optional

      • MASTER_COMPUTE_CLASS

        static final org.apache.giraph.conf.ClassConfOption<MasterCompute> MASTER_COMPUTE_CLASS
        Class for Master - optional

      • CHANNELS_PER_SERVER

        static final org.apache.giraph.conf.IntConfOption CHANNELS_PER_SERVER
        Number of channels used per server

      • REQUEST_SIZE_WARNING_THRESHOLD

        static final org.apache.giraph.conf.FloatConfOption REQUEST_SIZE_WARNING_THRESHOLD
        Warn if msg request size exceeds default size by this factor

      • TCP_BACKLOG

        static final org.apache.giraph.conf.IntConfOption TCP_BACKLOG
        TCP backlog (defaults to number of workers)

      • NETTY_USE_POOLED_ALLOCATOR

        static final org.apache.giraph.conf.BooleanConfOption NETTY_USE_POOLED_ALLOCATOR
        Use netty pooled memory buffer allocator

      • NETTY_USE_DIRECT_MEMORY

        static final org.apache.giraph.conf.BooleanConfOption NETTY_USE_DIRECT_MEMORY
        Use direct memory buffers in netty

      • CLIENT_RECEIVE_BUFFER_SIZE

        static final org.apache.giraph.conf.IntConfOption CLIENT_RECEIVE_BUFFER_SIZE
        Client receive buffer size

      • SERVER_SEND_BUFFER_SIZE

        static final org.apache.giraph.conf.IntConfOption SERVER_SEND_BUFFER_SIZE
        Server send buffer size

      • MESSAGE_AGGREGATE_SIZE

        static final org.apache.giraph.conf.IntConfOption MESSAGE_AGGREGATE_SIZE
        This represents the size of message cache, so actual cache bytes is generally (8 + 8) * aggregate_size; before flush.

        This is only used by batchWritable cache.

      • NETTY_CLIENT_THREADS

        static final org.apache.giraph.conf.IntConfOption NETTY_CLIENT_THREADS
        Netty client threads

      • NETTY_SERVER_BOSS_THREADS

        static final org.apache.giraph.conf.IntConfOption NETTY_SERVER_BOSS_THREADS
        Netty server boss threads

      • NETTY_SERVER_WORKER_THREADS

        static final org.apache.giraph.conf.IntConfOption NETTY_SERVER_WORKER_THREADS
        Netty server worker threads

      • NETTY_CLIENT_USE_EXECUTION_HANDLER

        static final org.apache.giraph.conf.BooleanConfOption NETTY_CLIENT_USE_EXECUTION_HANDLER
        Use the execution handler in netty on the client?

      • NETTY_CLIENT_EXECUTION_THREADS

        static final org.apache.giraph.conf.IntConfOption NETTY_CLIENT_EXECUTION_THREADS
        Netty client execution threads (execution handler)

      • NETTY_CLIENT_EXECUTION_AFTER_HANDLER

        static final org.apache.giraph.conf.StrConfOption NETTY_CLIENT_EXECUTION_AFTER_HANDLER
        Where to place the netty client execution handle?

      • NETTY_SERVER_USE_EXECUTION_HANDLER

        static final org.apache.giraph.conf.BooleanConfOption NETTY_SERVER_USE_EXECUTION_HANDLER
        Use the execution handler in netty on the server?

      • NETTY_SERVER_EXECUTION_THREADS

        static final org.apache.giraph.conf.IntConfOption NETTY_SERVER_EXECUTION_THREADS
        Netty server execution threads (execution handler)

      • NETTY_SERVER_EXECUTION_AFTER_HANDLER

        static final org.apache.giraph.conf.StrConfOption NETTY_SERVER_EXECUTION_AFTER_HANDLER
        Where to place the netty server execution handle?

      • NETTY_SIMULATE_FIRST_REQUEST_CLOSED

        static final org.apache.giraph.conf.BooleanConfOption NETTY_SIMULATE_FIRST_REQUEST_CLOSED
        Netty simulate a first request closed

      • NETTY_SIMULATE_FIRST_RESPONSE_FAILED

        static final org.apache.giraph.conf.BooleanConfOption NETTY_SIMULATE_FIRST_RESPONSE_FAILED
        Netty simulate a first response failed

      • NETTY_COMPRESSION_ALGORITHM

        static final org.apache.giraph.conf.StrConfOption NETTY_COMPRESSION_ALGORITHM
        Netty - set which compression to use

      • WAITING_REQUEST_MSECS

        static final org.apache.giraph.conf.IntConfOption WAITING_REQUEST_MSECS
        Msecs to wait between waiting for all requests to finish

      • MAX_WORKERS

        static final String MAX_WORKERS
        Maximum number of simultaneous worker tasks started by this job (int).
        See Also:
        Constant Field Values

      • IPC_INITIAL_PORT

        static final org.apache.giraph.conf.IntConfOption IPC_INITIAL_PORT
        Initial port to start using for the IPC communication

      • MAX_IPC_PORT_BIND_ATTEMPTS

        static final org.apache.giraph.conf.IntConfOption MAX_IPC_PORT_BIND_ATTEMPTS
        Maximum bind attempts for different IPC ports

      • MAX_CONN_TRY_ATTEMPTS

        static final org.apache.giraph.conf.IntConfOption MAX_CONN_TRY_ATTEMPTS
        Maximum connections tries for client to connect to server

      • MESSAGE_MANAGER_BASE_SERVER_PORT

        static final org.apache.giraph.conf.IntConfOption MESSAGE_MANAGER_BASE_SERVER_PORT

      • AGGREGATOR_BASE_SERVER_PORT

        static final org.apache.giraph.conf.IntConfOption AGGREGATOR_BASE_SERVER_PORT

      • MESSAGE_MANAGER_TYPE

        static final org.apache.giraph.conf.StrConfOption MESSAGE_MANAGER_TYPE

      • INET_ADDRESS_MAX_RESOLVE_TIMES

        static final org.apache.giraph.conf.IntConfOption INET_ADDRESS_MAX_RESOLVE_TIMES

      • USE_UNSAFE_SERIALIZATION

        static final org.apache.giraph.conf.BooleanConfOption USE_UNSAFE_SERIALIZATION
        Use unsafe serialization?

      • MESSAGE_STORE_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<MessageStoreFactory> MESSAGE_STORE_FACTORY_CLASS
        Message Store Factory

      • USE_PRIMITIVE_MESSAGE_STORE

        static final org.apache.giraph.conf.BooleanConfOption USE_PRIMITIVE_MESSAGE_STORE

      • OUT_MESSAGE_CACHE_TYPE

        static final org.apache.giraph.conf.StrConfOption OUT_MESSAGE_CACHE_TYPE
        Default use byteBuf message cache.

      • EDGE_MANAGER

        static final org.apache.giraph.conf.StrConfOption EDGE_MANAGER

      • COMPUTATION_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.ComputationFactory> COMPUTATION_FACTORY_CLASS

      • VERTEX_EDGES_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.edge.OutEdges> VERTEX_EDGES_CLASS
        Vertex edges class - optional

      • INPUT_VERTEX_EDGES_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.edge.OutEdges> INPUT_VERTEX_EDGES_CLASS

      • GRAPH_PARTITIONER_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.partition.GraphPartitionerFactory> GRAPH_PARTITIONER_FACTORY_CLASS
        Graph partitioner factory class - optional

      • EDGE_OUTPUT_FORMAT_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.EdgeOutputFormat> EDGE_OUTPUT_FORMAT_CLASS

      • MAPPING_INPUT_FORMAT_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.MappingInputFormat> MAPPING_INPUT_FORMAT_CLASS
        MappingInputFormat class

      • AGGREGATOR_WRITER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.aggregators.AggregatorWriter> AGGREGATOR_WRITER_CLASS

      • MESSAGE_ENCODE_AND_STORE_TYPE

        static final org.apache.giraph.conf.EnumConfOption<org.apache.giraph.comm.messages.MessageEncodeAndStoreType> MESSAGE_ENCODE_AND_STORE_TYPE

      • VERTEX_RESOLVER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.VertexResolver> VERTEX_RESOLVER_CLASS

      • VERTEX_VALUE_COMBINER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.VertexValueCombiner> VERTEX_VALUE_COMBINER_CLASS

      • PARTITION_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.partition.Partition> PARTITION_CLASS

      • EDGE_INPUT_FILTER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.filters.EdgeInputFilter> EDGE_INPUT_FILTER_CLASS
        EdgeInputFilter class

      • VERTEX_INPUT_FILTER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.io.filters.VertexInputFilter> VERTEX_INPUT_FILTER_CLASS
        VertexInputFilter class

      • MAPPING_STORE_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.mapping.MappingStore> MAPPING_STORE_CLASS
        Mapping related information

      • MAPPING_STORE_OPS_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.mapping.MappingStoreOps> MAPPING_STORE_OPS_CLASS
        Class to use for performing read operations on mapping store

      • LB_MAPPINGSTORE_UPPER

        static final org.apache.giraph.conf.IntConfOption LB_MAPPINGSTORE_UPPER
        Upper value of LongByteMappingStore

      • LB_MAPPINGSTORE_LOWER

        static final org.apache.giraph.conf.IntConfOption LB_MAPPINGSTORE_LOWER
        Lower value of LongByteMappingStore

      • EDGE_TRANSLATION_CLASS

        static final org.apache.giraph.conf.ClassConfOption EDGE_TRANSLATION_CLASS
        Class used to conduct expensive edge translation during vertex input

      • EDGE_STORE_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.edge.EdgeStoreFactory> EDGE_STORE_FACTORY_CLASS
        Edge Store Factory

      • GRAPH_TYPE_LANGUAGES

        static final org.apache.giraph.conf.PerGraphTypeEnumConfOption<org.apache.giraph.graph.Language> GRAPH_TYPE_LANGUAGES
        Language user's graph types are implemented in

      • GRAPH_TYPES_NEEDS_WRAPPERS

        static final org.apache.giraph.conf.PerGraphTypeBooleanConfOption GRAPH_TYPES_NEEDS_WRAPPERS
        Whether user graph types need wrappers

      • VERTEX_ID_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.VertexIdFactory> VERTEX_ID_FACTORY_CLASS
        Vertex id factory class - optional

      • VERTEX_VALUE_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.VertexValueFactory> VERTEX_VALUE_FACTORY_CLASS
        Vertex value factory class - optional

      • EDGE_VALUE_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.EdgeValueFactory> EDGE_VALUE_FACTORY_CLASS
        Edge value factory class - optional

      • VERTEX_EDGES_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.OutEdgesFactory> VERTEX_EDGES_FACTORY_CLASS
        OutEdges factory class - optional

      • INPUT_VERTEX_EDGES_FACTORY_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.factories.OutEdgesFactory> INPUT_VERTEX_EDGES_FACTORY_CLASS
        OutEdges for input factory class - optional

      • MASTER_OBSERVER_CLASSES

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.master.MasterObserver> MASTER_OBSERVER_CLASSES
        Classes for Master Observer - optional

      • WORKER_OBSERVER_CLASSES

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.worker.WorkerObserver> WORKER_OBSERVER_CLASSES
        Classes for Worker Observer - optional

      • MAPPER_OBSERVER_CLASSES

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.MapperObserver> MAPPER_OBSERVER_CLASSES
        Classes for Mapper Observer - optional

      • GC_OBSERVER_CLASSES

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.utils.GcObserver> GC_OBSERVER_CLASSES
        Classes for GC Observer - optional

      • COMPUTATION_LANGUAGE

        static final org.apache.giraph.conf.EnumConfOption<org.apache.giraph.graph.Language> COMPUTATION_LANGUAGE
        Which language computation is implemented in

      • RESOLVER_CREATE_VERTEX_ON_MSGS

        static final org.apache.giraph.conf.BooleanConfOption RESOLVER_CREATE_VERTEX_ON_MSGS
        Option of whether to create vertexes that did not exist before but received messages

      • JOB_OBSERVER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.job.GiraphJobObserver> JOB_OBSERVER_CLASS
        Observer class to watch over job status - optional

      • JOB_RETRY_CHECKER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.job.GiraphJobRetryChecker> JOB_RETRY_CHECKER_CLASS
        Observer class to watch over job status - optional

      • MAX_ALLOWED_JOB_TIME_MS

        static final org.apache.giraph.conf.LongConfOption MAX_ALLOWED_JOB_TIME_MS
        Maximum allowed time for job to run after getting all resources before it will be killed, in milliseconds (-1 if it has no limit)

      • EDGE_OUTPUT_FORMAT_SUBDIR

        static final org.apache.giraph.conf.StrConfOption EDGE_OUTPUT_FORMAT_SUBDIR
        EdgeOutputFormat sub-directory

      • GIRAPH_TEXT_OUTPUT_FORMAT_SEPARATOR

        static final org.apache.giraph.conf.StrConfOption GIRAPH_TEXT_OUTPUT_FORMAT_SEPARATOR
        GiraphTextOutputFormat Separator

      • GIRAPH_TEXT_OUTPUT_FORMAT_REVERSE

        static final org.apache.giraph.conf.BooleanConfOption GIRAPH_TEXT_OUTPUT_FORMAT_REVERSE
        Reverse values in the output

      • DO_OUTPUT_DURING_COMPUTATION

        static final org.apache.giraph.conf.BooleanConfOption DO_OUTPUT_DURING_COMPUTATION
        If you use this option, instead of having saving vertices in the end of application, saveVertex will be called right after each vertex.compute() is called. NOTE: This feature doesn't work well with checkpointing - if you restart from a checkpoint you won't have any output from previous supersteps.

      • VERTEX_OUTPUT_FORMAT_THREAD_SAFE

        static final org.apache.giraph.conf.BooleanConfOption VERTEX_OUTPUT_FORMAT_THREAD_SAFE
        Vertex output format thread-safe - if your VertexOutputFormat allows several vertexWriters to be created and written to in parallel, you should set this to true.

      • NUM_OUTPUT_THREADS

        static final org.apache.giraph.conf.IntConfOption NUM_OUTPUT_THREADS
        Number of threads for writing output in the end of the application

      • GIRAPH_YARN_LIBJARS

        static final org.apache.giraph.conf.StrConfOption GIRAPH_YARN_LIBJARS
        conf key for comma-separated list of jars to export to YARN workers

      • GIRAPH_YARN_CONF_FILE

        static final String GIRAPH_YARN_CONF_FILE
        Name of the XML file that will export our Configuration to YARN workers
        See Also:
        Constant Field Values

      • GIRAPH_YARN_TASK_HEAP_MB_DEFAULT

        static final int GIRAPH_YARN_TASK_HEAP_MB_DEFAULT
        Giraph default heap size for all tasks when running on YARN profile
        See Also:
        Constant Field Values

      • GIRAPH_YARN_TASK_HEAP_MB

        static final org.apache.giraph.conf.IntConfOption GIRAPH_YARN_TASK_HEAP_MB
        Name of Giraph property for user-configurable heap memory per worker

      • GIRAPH_YARN_PRIORITY

        static final int GIRAPH_YARN_PRIORITY
        Default priority level in YARN for our task containers
        See Also:
        Constant Field Values

      • IS_PURE_YARN_JOB

        static final org.apache.giraph.conf.BooleanConfOption IS_PURE_YARN_JOB
        Is this a pure YARN job (i.e. no MapReduce layer managing Giraph tasks)

      • MIN_WORKERS

        static final String MIN_WORKERS
        Minimum number of simultaneous workers before this job can run (int)
        See Also:
        Constant Field Values

      • SPLIT_MASTER_WORKER

        static final org.apache.giraph.conf.BooleanConfOption SPLIT_MASTER_WORKER
        Separate the workers and the master tasks. This is required to support dynamic recovery. (boolean)

      • LOCAL_TEST_MODE

        static final org.apache.giraph.conf.BooleanConfOption LOCAL_TEST_MODE
        Indicates whether this job is run in an internal unit test

      • LOG_LEVEL

        static final org.apache.giraph.conf.StrConfOption LOG_LEVEL
        Override the Hadoop log level and set the desired log level.

      • LOG_THREAD_LAYOUT

        static final org.apache.giraph.conf.BooleanConfOption LOG_THREAD_LAYOUT
        Use thread level debugging?

      • JMAP_ENABLE

        static final org.apache.giraph.conf.BooleanConfOption JMAP_ENABLE
        Configuration key to enable jmap printing

      • JMAP_SLEEP_MILLIS

        static final org.apache.giraph.conf.IntConfOption JMAP_SLEEP_MILLIS
        Configuration key for msec to sleep between calls

      • JMAP_PRINT_LINES

        static final org.apache.giraph.conf.IntConfOption JMAP_PRINT_LINES
        Configuration key for how many lines to print

      • JMAP_LIVE_ONLY

        static final org.apache.giraph.conf.BooleanConfOption JMAP_LIVE_ONLY
        Configuration key for printing live objects only This option will trigger Full GC for every jmap dump and so can significantly hinder performance.

      • MIN_FREE_MBS_ON_HEAP

        static final org.apache.giraph.conf.IntConfOption MIN_FREE_MBS_ON_HEAP
        Option used by ReactiveJMapHistoDumper to check for an imminent OOM in worker or master process

      • REACTIVE_JMAP_ENABLE

        static final org.apache.giraph.conf.BooleanConfOption REACTIVE_JMAP_ENABLE
        Option can be used to enable reactively dumping jmap histo when OOM is imminent

      • MIN_PERCENT_RESPONDED

        static final org.apache.giraph.conf.FloatConfOption MIN_PERCENT_RESPONDED
        Minimum percent of the maximum number of workers that have responded in order to continue progressing. (float)

      • METRICS_ENABLE

        static final org.apache.giraph.conf.BooleanConfOption METRICS_ENABLE
        Enable the Metrics system

      • METRICS_DIRECTORY

        static final org.apache.giraph.conf.StrConfOption METRICS_DIRECTORY
        Directory in HDFS to write master metrics to, instead of stderr

      • ZOOKEEPER_LIST

        static final org.apache.giraph.conf.StrConfOption ZOOKEEPER_LIST
        ZooKeeper comma-separated list (if not set, will start up ZooKeeper locally). Consider that after locally-starting zookeeper, this parameter will updated the configuration with the current configuration value.

      • ZOOKEEPER_IS_EXTERNAL

        static final org.apache.giraph.conf.BooleanConfOption ZOOKEEPER_IS_EXTERNAL
        ZooKeeper List will always hold a value during the computation while this option provides information regarding whether the zookeeper was internally started or externally provided.

      • ZOOKEEPER_SESSION_TIMEOUT

        static final org.apache.giraph.conf.IntConfOption ZOOKEEPER_SESSION_TIMEOUT
        ZooKeeper session millisecond timeout

      • ZOOKEEPER_SERVERLIST_POLL_MSECS

        static final org.apache.giraph.conf.IntConfOption ZOOKEEPER_SERVERLIST_POLL_MSECS
        Polling interval to check for the ZooKeeper server data

      • ZOOKEEPER_SERVER_PORT

        static final org.apache.giraph.conf.IntConfOption ZOOKEEPER_SERVER_PORT
        ZooKeeper port to use

      • ZOOKEEPER_OPS_MAX_ATTEMPTS

        static final org.apache.giraph.conf.IntConfOption ZOOKEEPER_OPS_MAX_ATTEMPTS
        Max attempts for handling ZooKeeper connection loss

      • ZOOKEEPER_OPS_RETRY_WAIT_MSECS

        static final org.apache.giraph.conf.IntConfOption ZOOKEEPER_OPS_RETRY_WAIT_MSECS
        Msecs to wait before retrying a failed ZooKeeper op due to connection loss.

      • NETTY_SERVER_THREADS

        static final org.apache.giraph.conf.IntConfOption NETTY_SERVER_THREADS
        Netty server threads

      • MAX_RESOLVE_ADDRESS_ATTEMPTS

        static final org.apache.giraph.conf.IntConfOption MAX_RESOLVE_ADDRESS_ATTEMPTS
        Max resolve address attempts

      • EVENT_WAIT_MSECS

        static final org.apache.giraph.conf.IntConfOption EVENT_WAIT_MSECS
        Milliseconds to wait for an event before continuing

      • MAX_MASTER_SUPERSTEP_WAIT_MSECS

        static final org.apache.giraph.conf.IntConfOption MAX_MASTER_SUPERSTEP_WAIT_MSECS
        Maximum milliseconds to wait before giving up trying to get the minimum number of workers before a superstep (int).

      • MAX_COUNTER_WAIT_MSECS

        static final org.apache.giraph.conf.IntConfOption MAX_COUNTER_WAIT_MSECS
        Maximum milliseconds to wait before giving up waiting for the workers to write the counters to the ZooKeeper after a superstep

      • MAX_REQUEST_MILLISECONDS

        static final org.apache.giraph.conf.IntConfOption MAX_REQUEST_MILLISECONDS
        Milliseconds for a request to complete (or else resend)

      • RESEND_TIMED_OUT_REQUESTS

        static final org.apache.giraph.conf.BooleanConfOption RESEND_TIMED_OUT_REQUESTS
        Whether to resend request which timed out or fail the job if timeout happens

      • NETTY_MAX_CONNECTION_FAILURES

        static final org.apache.giraph.conf.IntConfOption NETTY_MAX_CONNECTION_FAILURES
        Netty max connection failures

      • WAIT_TIME_BETWEEN_CONNECTION_RETRIES_MS

        static final org.apache.giraph.conf.IntConfOption WAIT_TIME_BETWEEN_CONNECTION_RETRIES_MS
        How long to wait before trying to reconnect failed connections

      • FAIL_FIRST_IPC_PORT_BIND_ATTEMPT

        static final org.apache.giraph.conf.BooleanConfOption FAIL_FIRST_IPC_PORT_BIND_ATTEMPT
        Fail first IPC port binding attempt, simulate binding failure on real grid testing

      • MAX_MSG_REQUEST_SIZE

        static final org.apache.giraph.conf.IntConfOption MAX_MSG_REQUEST_SIZE
        Maximum size of messages (in bytes) per peer before flush

      • ADDITIONAL_MSG_REQUEST_SIZE

        static final org.apache.giraph.conf.FloatConfOption ADDITIONAL_MSG_REQUEST_SIZE
        How much bigger than the average per partition size to make initial per partition buffers. If this value is A, message request size is M, and a worker has P partitions, than its initial partition buffer size will be (M / P) * (1 + A).

      • MAX_VERTEX_REQUEST_SIZE

        static final org.apache.giraph.conf.IntConfOption MAX_VERTEX_REQUEST_SIZE
        Maximum size of vertices (in bytes) per peer before flush

      • ADDITIONAL_VERTEX_REQUEST_SIZE

        static final org.apache.giraph.conf.FloatConfOption ADDITIONAL_VERTEX_REQUEST_SIZE
        Additional size (expressed as a ratio) of each per-partition buffer on top of the average size for vertices.

      • MAX_EDGE_REQUEST_SIZE

        static final org.apache.giraph.conf.IntConfOption MAX_EDGE_REQUEST_SIZE
        Maximum size of edges (in bytes) per peer before flush

      • ADDITIONAL_EDGE_REQUEST_SIZE

        static final org.apache.giraph.conf.FloatConfOption ADDITIONAL_EDGE_REQUEST_SIZE
        Additional size (expressed as a ratio) of each per-partition buffer on top of the average size for edges.

      • MAX_MUTATIONS_PER_REQUEST

        static final org.apache.giraph.conf.IntConfOption MAX_MUTATIONS_PER_REQUEST
        Maximum number of mutations per partition before flush

      • USE_MESSAGE_SIZE_ENCODING

        static final org.apache.giraph.conf.BooleanConfOption USE_MESSAGE_SIZE_ENCODING
        Use message size encoding (typically better for complex objects, not meant for primitive wrapped messages)

      • NUM_COMPUTE_THREADS

        static final org.apache.giraph.conf.IntConfOption NUM_COMPUTE_THREADS
        Number of threads for vertex computation

      • NUM_INPUT_THREADS

        static final org.apache.giraph.conf.IntConfOption NUM_INPUT_THREADS
        Number of threads for input split loading

      • PARTITION_LONG_TAIL_MIN_PRINT

        static final org.apache.giraph.conf.IntConfOption PARTITION_LONG_TAIL_MIN_PRINT
        Minimum stragglers of the superstep before printing them out

      • USE_SUPERSTEP_COUNTERS

        static final org.apache.giraph.conf.BooleanConfOption USE_SUPERSTEP_COUNTERS
        Use superstep counters? (boolean)

      • INPUT_SPLIT_SAMPLE_PERCENT

        static final org.apache.giraph.conf.FloatConfOption INPUT_SPLIT_SAMPLE_PERCENT
        Input split sample percent - Used only for sampling and testing, rather than an actual job. The idea is that to test, you might only want a fraction of the actual input splits from your VertexInputFormat to load (values should be [0, 100]).

      • INPUT_SPLIT_MAX_VERTICES

        static final org.apache.giraph.conf.LongConfOption INPUT_SPLIT_MAX_VERTICES
        To limit outlier vertex input splits from producing too many vertices or to help with testing, the number of vertices loaded from an input split can be limited. By default, everything is loaded.

      • INPUT_SPLIT_MAX_EDGES

        static final org.apache.giraph.conf.LongConfOption INPUT_SPLIT_MAX_EDGES
        To limit outlier vertex input splits from producing too many vertices or to help with testing, the number of edges loaded from an input split can be limited. By default, everything is loaded.

      • USE_INPUT_SPLIT_LOCALITY

        static final org.apache.giraph.conf.BooleanConfOption USE_INPUT_SPLIT_LOCALITY
        To minimize network usage when reading input splits, each worker can prioritize splits that reside on its host. This, however, comes at the cost of increased load on ZooKeeper. Hence, users with a lot of splits and input threads (or with configurations that can't exploit locality) may want to disable it.

      • PARTITION_COUNT_MULTIPLIER

        static final org.apache.giraph.conf.FloatConfOption PARTITION_COUNT_MULTIPLIER
        Multiplier for the current workers squared

      • MIN_PARTITIONS_PER_COMPUTE_THREAD

        static final org.apache.giraph.conf.IntConfOption MIN_PARTITIONS_PER_COMPUTE_THREAD
        Minimum number of partitions to have per compute thread

      • USER_PARTITION_COUNT

        static final org.apache.giraph.conf.IntConfOption USER_PARTITION_COUNT
        Overrides default partition count calculation if not -1

      • PARTITION_VERTEX_KEY_SPACE_SIZE

        static final String PARTITION_VERTEX_KEY_SPACE_SIZE
        Vertex key space size for WorkerGraphPartitionerImpl
        See Also:
        Constant Field Values

      • CHECKPOINT_FREQUENCY

        static final org.apache.giraph.conf.IntConfOption CHECKPOINT_FREQUENCY
        How often to checkpoint (i.e. 0, means no checkpoint, 1 means every superstep, 2 is every two supersteps, etc.).

      • CLEANUP_CHECKPOINTS_AFTER_SUCCESS

        static final org.apache.giraph.conf.BooleanConfOption CLEANUP_CHECKPOINTS_AFTER_SUCCESS
        Delete checkpoints after a successful job run?

      • RESTART_SUPERSTEP

        static final String RESTART_SUPERSTEP
        An application can be restarted manually by selecting a superstep. The corresponding checkpoint must exist for this to work. The user should set a long value. Default is start from scratch.
        See Also:
        Constant Field Values

      • RESTART_JOB_ID

        static final org.apache.giraph.conf.StrConfOption RESTART_JOB_ID
        If application is restarted manually we need to specify job ID to restart from.

      • BASE_ZNODE_KEY

        static final String BASE_ZNODE_KEY
        Base ZNode for Giraph's state in the ZooKeeper cluster. Must be a root znode on the cluster beginning with "/"
        See Also:
        Constant Field Values

      • ZOOKEEPER_MANAGER_DIRECTORY

        static final org.apache.giraph.conf.StrConfOption ZOOKEEPER_MANAGER_DIRECTORY
        If ZOOKEEPER_LIST is not set, then use this directory to manage ZooKeeper

      • ZOOKEEPER_CONNECTION_ATTEMPTS

        static final org.apache.giraph.conf.IntConfOption ZOOKEEPER_CONNECTION_ATTEMPTS
        Number of ZooKeeper client connection attempts before giving up.

      • CHECKPOINT_DIRECTORY

        static final org.apache.giraph.conf.StrConfOption CHECKPOINT_DIRECTORY
        This directory has/stores the available checkpoint files in HDFS.

      • PARTITIONS_DIRECTORY

        static final org.apache.giraph.conf.StrConfOption PARTITIONS_DIRECTORY
        Comma-separated list of directories in the local filesystem for out-of-core partitions.

      • NUM_OUT_OF_CORE_THREADS

        static final org.apache.giraph.conf.IntConfOption NUM_OUT_OF_CORE_THREADS
        Number of IO threads used in out-of-core mechanism. If local disk is used for spilling data to and reading data from, this number should be equal to the number of available disks on each machine. In such case, one should use giraph.partitionsDirectory to specify directories mounted on different disks.

      • USE_OUT_OF_CORE_GRAPH

        static final org.apache.giraph.conf.BooleanConfOption USE_OUT_OF_CORE_GRAPH
        Enable out-of-core graph.

      • OUT_OF_CORE_DATA_ACCESSOR

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.ooc.persistence.OutOfCoreDataAccessor> OUT_OF_CORE_DATA_ACCESSOR
        Data accessor resource/object

      • OUT_OF_CORE_ORACLE

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.ooc.policy.OutOfCoreOracle> OUT_OF_CORE_ORACLE
        Out-of-core oracle that is to be used for adaptive out-of-core engine. If the `MAX_PARTITIONS_IN_MEMORY` is already set, this will be over-written to be `FixedPartitionsOracle`.

      • MAX_PARTITIONS_IN_MEMORY

        static final org.apache.giraph.conf.IntConfOption MAX_PARTITIONS_IN_MEMORY
        Maximum number of partitions to hold in memory for each worker.

      • YOURKIT_OUTPUT_DIR_DEFAULT

        static final String YOURKIT_OUTPUT_DIR_DEFAULT
        Default directory to write YourKit snapshots to
        See Also:
        Constant Field Values

      • KEEP_ZOOKEEPER_DATA

        static final org.apache.giraph.conf.BooleanConfOption KEEP_ZOOKEEPER_DATA
        Keep the zookeeper output for debugging? Default is to remove it.

      • DEFAULT_ZOOKEEPER_SNAP_COUNT

        static final int DEFAULT_ZOOKEEPER_SNAP_COUNT
        Default ZooKeeper snap count.
        See Also:
        Constant Field Values

      • DEFAULT_ZOOKEEPER_TICK_TIME

        static final int DEFAULT_ZOOKEEPER_TICK_TIME
        Default ZooKeeper tick time.
        See Also:
        Constant Field Values

      • DEFAULT_ZOOKEEPER_MAX_CLIENT_CNXNS

        static final int DEFAULT_ZOOKEEPER_MAX_CLIENT_CNXNS
        Default ZooKeeper maximum client connections.
        See Also:
        Constant Field Values

      • ZOOKEEPER_SNAP_RETAIN_COUNT

        static final int ZOOKEEPER_SNAP_RETAIN_COUNT
        Number of snapshots to be retained after purge
        See Also:
        Constant Field Values

      • ZOOKEEPER_PURGE_INTERVAL

        static final int ZOOKEEPER_PURGE_INTERVAL
        ZooKeeper purge interval in hours
        See Also:
        Constant Field Values

      • ZOOKEEPER_MIN_SESSION_TIMEOUT

        static final org.apache.giraph.conf.IntConfOption ZOOKEEPER_MIN_SESSION_TIMEOUT
        ZooKeeper minimum session timeout

      • ZOOKEEPER_MAX_SESSION_TIMEOUT

        static final org.apache.giraph.conf.IntConfOption ZOOKEEPER_MAX_SESSION_TIMEOUT
        ZooKeeper maximum session timeout

      • ZOOKEEPER_FORCE_SYNC

        static final org.apache.giraph.conf.BooleanConfOption ZOOKEEPER_FORCE_SYNC
        ZooKeeper force sync

      • ZOOKEEPER_SKIP_ACL

        static final org.apache.giraph.conf.BooleanConfOption ZOOKEEPER_SKIP_ACL
        ZooKeeper skip ACLs

      • AUTHENTICATE

        static final org.apache.giraph.conf.BooleanConfOption AUTHENTICATE
        Whether to use SASL with DIGEST and Hadoop Job Tokens to authenticate and authorize Netty BSP Clients to Servers.

      • SSL_ENCRYPT

        static final org.apache.giraph.conf.BooleanConfOption SSL_ENCRYPT
        Whether to use SSL to authenticate and authorize " Netty BSP Clients to Servers.

      • USE_BIG_DATA_IO_FOR_MESSAGES

        static final org.apache.giraph.conf.BooleanConfOption USE_BIG_DATA_IO_FOR_MESSAGES
        Use BigDataIO for messages? If there are super-vertices in the graph which receive a lot of messages (total serialized size of messages goes beyond the maximum size of a byte array), setting this option to true will remove that limit. The maximum memory available for a single vertex will be limited to the maximum heap size available.

      • MAX_TASK_ATTEMPTS

        static final org.apache.giraph.conf.IntConfOption MAX_TASK_ATTEMPTS
        Maximum number of attempts a master/worker will retry before killing the job. This directly maps to the number of map task attempts in Hadoop.

      • DNS_INTERFACE

        static final org.apache.giraph.conf.StrConfOption DNS_INTERFACE
        Interface to use for hostname resolution

      • DNS_NAMESERVER

        static final org.apache.giraph.conf.StrConfOption DNS_NAMESERVER
        Server for hostname resolution

      • MAX_NUMBER_OF_SUPERSTEPS

        static final org.apache.giraph.conf.IntConfOption MAX_NUMBER_OF_SUPERSTEPS
        The application will halt after this many supersteps is completed. For instance, if it is set to 3, the application will run at most 0, 1, and 2 supersteps and then go into the shutdown superstep.

      • STATIC_GRAPH

        static final org.apache.giraph.conf.BooleanConfOption STATIC_GRAPH
        The application will not mutate the graph topology (the edges). It is used to optimise out-of-core graph, by not writing back edges every time.

      • CREATE_EDGE_SOURCE_VERTICES

        static final org.apache.giraph.conf.BooleanConfOption CREATE_EDGE_SOURCE_VERTICES
        This option can be used to specify if a source vertex present in edge input but not in vertex input can be created

      • CREATE_EDGE_SOURCE_VERTICES_CALLBACK

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.edge.CreateSourceVertexCallback> CREATE_EDGE_SOURCE_VERTICES_CALLBACK
        Defines a call back that can be used to make decisions on whether the vertex should be created or not in the runtime.

      • ZOOKEEPER_SERVER_PORT_COUNTER_GROUP

        static final String ZOOKEEPER_SERVER_PORT_COUNTER_GROUP
        This counter group will contain one counter whose name is the ZooKeeper server:port which this job is using
        See Also:
        Constant Field Values

      • ZOOKEEPER_HALT_NODE_COUNTER_GROUP

        static final String ZOOKEEPER_HALT_NODE_COUNTER_GROUP
        This counter group will contain one counter whose name is the ZooKeeper node path which should be created to trigger computation halt
        See Also:
        Constant Field Values

      • ZOOKEEPER_BASE_PATH_COUNTER_GROUP

        static final String ZOOKEEPER_BASE_PATH_COUNTER_GROUP
        This counter group will contain one counter whose name is the ZooKeeper node path which contains all data about this job
        See Also:
        Constant Field Values

      • HALT_INSTRUCTIONS_WRITER_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.job.HaltApplicationUtils.HaltInstructionsWriter> HALT_INSTRUCTIONS_WRITER_CLASS
        Which class to use to write instructions on how to halt the application

      • WAIT_TASK_DONE_TIMEOUT_MS

        static final org.apache.giraph.conf.IntConfOption WAIT_TASK_DONE_TIMEOUT_MS
        Maximum timeout (in milliseconds) for waiting for all tasks to complete after the job is done. Defaults to 15 minutes.

      • TRACK_JOB_PROGRESS_ON_CLIENT

        static final org.apache.giraph.conf.BooleanConfOption TRACK_JOB_PROGRESS_ON_CLIENT
        Whether to track job progress on client or not

      • JOB_PROGRESS_TRACKER_CLIENT_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.graph.JobProgressTrackerClient> JOB_PROGRESS_TRACKER_CLIENT_CLASS
        Class to use as the job progress client

      • JOB_PROGRESS_TRACKER_SERVICE_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.job.JobProgressTrackerService> JOB_PROGRESS_TRACKER_SERVICE_CLASS
        Class to use to track job progress on client

      • VERTICES_TO_UPDATE_PROGRESS

        static final org.apache.giraph.conf.LongConfOption VERTICES_TO_UPDATE_PROGRESS
        Minimum number of vertices to compute before adding to worker progress.

      • HDFS_FILE_CREATION_RETRIES

        static final org.apache.giraph.conf.IntConfOption HDFS_FILE_CREATION_RETRIES
        Number of retries for creating the HDFS files

      • HDFS_FILE_CREATION_RETRY_WAIT_MS

        static final org.apache.giraph.conf.IntConfOption HDFS_FILE_CREATION_RETRY_WAIT_MS
        Number of milliseconds to wait before retrying HDFS file creation

      • NUM_CHECKPOINT_IO_THREADS

        static final org.apache.giraph.conf.IntConfOption NUM_CHECKPOINT_IO_THREADS
        Number of threads for writing and reading checkpoints

      • CHECKPOINT_COMPRESSION_CODEC

        static final org.apache.giraph.conf.StrConfOption CHECKPOINT_COMPRESSION_CODEC
        Compression algorithm to be used for checkpointing. Defined by extension for hadoop compatibility reasons.

      • CHECKPOINT_SUPPORTED_CHECKER

        static final org.apache.giraph.conf.ClassConfOption<org.apache.giraph.bsp.checkpoints.CheckpointSupportedChecker> CHECKPOINT_SUPPORTED_CHECKER
        Defines if and when checkpointing is supported by this job. By default checkpointing is always supported unless output during the computation is enabled.

      • ASYNC_MESSAGE_STORE_THREADS_COUNT

        static final org.apache.giraph.conf.IntConfOption ASYNC_MESSAGE_STORE_THREADS_COUNT
        Number of threads to use in async message store, 0 means we should not use async message processing

      • HADOOP_OUTPUT_FORMAT_CLASS

        static final org.apache.giraph.conf.ClassConfOption<org.apache.hadoop.mapreduce.OutputFormat> HADOOP_OUTPUT_FORMAT_CLASS
        Output format class for hadoop to use (for committing)

      • PREFER_IP_ADDRESSES

        static final org.apache.giraph.conf.BooleanConfOption PREFER_IP_ADDRESSES
        For worker to worker communication we can use IPs or host names, by default prefer IPs.

      • WAIT_ZOOKEEPER_TIMEOUT_MSEC

        static final org.apache.giraph.conf.LongConfOption WAIT_ZOOKEEPER_TIMEOUT_MSEC
        Timeout for "waitForever", when we need to wait for zookeeper. Since we should never really have to wait forever. We should only wait some reasonable but large amount of time.

      • WAIT_FOR_OTHER_WORKERS_TIMEOUT_MSEC

        static final org.apache.giraph.conf.LongConfOption WAIT_FOR_OTHER_WORKERS_TIMEOUT_MSEC
        Timeout for "waitForever", when we need to wait for other workers to complete their job. Since we should never really have to wait forever. We should only wait some reasonable but large amount of time.

      • SUPERSTEP_COUNT

        static final org.apache.giraph.conf.IntConfOption SUPERSTEP_COUNT
        Number of supersteps job will run for

      • DISABLE_GIRAPH_CLASS_RESOLVER

        static final org.apache.giraph.conf.BooleanConfOption DISABLE_GIRAPH_CLASS_RESOLVER
        Whether to disable GiraphClassResolver which is an efficient implementation of kryo class resolver. By default this resolver is used by KryoSimpleWritable and KryoSimpleWrapper, and can be disabled with this option

      • JMAP_PATH

        static final org.apache.giraph.conf.StrConfOption JMAP_PATH
        Path where jmap exists

      • FAIL_ON_EMPTY_INPUT

        static final org.apache.giraph.conf.BooleanConfOption FAIL_ON_EMPTY_INPUT
        Whether to fail the job or just warn when input is empty