| Hama Change Log |
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| Release 0.7.0 (unreleased changes) |
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| NEW FEATURES |
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| HAMA-942: DockFile for Hama (Hoseog Lee via edwardyoon) |
| HAMA-894: Implement K-core algorithm (Jaegwon Seo via edwardyoon) |
| HAMA-907: Add MaxFlow example (Zhengjun via edwardyoon) |
| HAMA-915: Add Kryo serializer (edwardyoon) |
| HAMA-726: Hama on Mesos (Jeff Fenchel via edwardyoon) |
| HAMA-863: Implement SparseVector (Yexi Jiang) |
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| BUG FIXES |
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| HAMA-943: java.lang.IllegalAccessError occur at run time when set default "bsp.user.name" (Minho Kim via edwardyoon) |
| HAMA-935: Doesn't operate if hostname doesn't match between AppMaster and Zookeeper quorum (Minho Kim via edwardyoon) |
| HAMA-931: Make the HAMA base path configurable (Minho Kim via edwardyoon) |
| HAMA-930: Add hama-yarn to binary distribution (Minho Kim via edwardyoon) |
| HAMA-848: Refactor YARN module for hadoop 2.x stable version (Minho Kim via edwardyoon) |
| HAMA-906: Automatic activation of halted vertices without received messages (edwardyoon) |
| HAMA-905: Fix Pi Estimator Example (Martin Illecker) |
| HAMA-889: NonDefaultIterator of DenseDoubleVector never reaches the end (Yexi Jiang) |
| HAMA-888: Add more test cases for DenseDoubleVector (Yexi Jiang) |
| HAMA-885: Semi-Clustering is not producing expected output (Renil J via edwardyoon) |
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| IMPROVEMENTS |
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| HAMA-939: Refactoring which was implement using out-of-date status response (Minho Kim via edwardyoon) |
| HAMA-955: Support UnsafeByteArrayInputStream and UnSafeByteArrayOutputStream (Minho Kim via edwardyoon) |
| HAMA-944: Add JSON format option to fastgen command (Minho Kim via edwardyoon) |
| HAMA-919: Manage messages per Vertex (edwardyoon) |
| HAMA-923: add a toString() method for FloatArrayWritable and TextArrayWritable classes (edwardyoon) |
| HAMA-921: Polish doSuperstep() function and VertexMessageIterable class (Anastasis Andronidis) |
| HAMA-913: Add RPC implementation using netty(bsmin) |
| HAMA-914: Boolean flag (isCompressed) is required only when runtime compression is enabled (edwardyoon) |
| HAMA-910: Web UI Improvement (Victor Lee via edwardyoon) |
| HAMA-909: Improve Mesos Scheduler's Fault Tolerance (Jeff Fenchel via edwardyoon) |
| HAMA-823: Remove javadoc warnings (Victor Lee via edwardyoon) |
| HAMA-886: Refactoring core.bundle package (edwardyoon) |
| HAMA-899: Add getAdjacentPeerNames() that returns the names of locally adjacent peers (edwardyoon) |
| HAMA-847: Vertex should provide Counters (edwardyoon) |
| HAMA-568: Add faster synchronized collections for message queues (edwardyoon) |
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| Release 0.6.4 - Mar 5, 2014 |
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| NEW FEATURES |
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| HAMA-864: Fix/improve DoubleVector and DenseDoubleVector (Yexi Jiang) |
| HAMA-842: Add persistent queue option to JobConf (edwardyoon) |
| HAMA-839: Support NullWritable in Hama Pipes (Martin Illecker) |
| HAMA-837: Add sort behaviour to runtime partitioner (edwardyoon) |
| HAMA-827: Add NamedVector (edwardyoon) |
| HAMA-822: Add feature transformer interface to improve the power and flexibility of existing machine learning model (Yexi Jiang) |
| HAMA-774: CompositeInputFormat in Hama (Martin Illecker) |
| HAMA-815: Hama Pipes uses C++ templates (Martin Illecker) |
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| BUG FIXES |
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| HAMA-868: Fix SemiClustering bugs (edwardyoon) |
| HAMA-871: NPE when building core module due to gmaven-plugin (Martin Illecker) |
| HAMA-867: HAMA 0.7 doesn't work with HDFS 2X due to lack of libs (Skater Xu via edwardyoon) |
| HAMA-862: Handling max tasks exception (edwardyoon) |
| HAMA-860: Make aggregators start from the first superstep (Anastasis Andronidis) |
| HAMA-857: Graph Combiners is wrongly implemented (edwardyoon) |
| HAMA-845: The size() of Spilling Queue returns always numMessagesWritten (edwardyoon) |
| HAMA-834: Fix KMeans example (Martin Illecker) |
| HAMA-831: Support for multi records with same vertexID (edwardyoon) |
| HAMA-830: KMeans and NeuralNetwork doesn't load config file (edwardyoon) |
| HAMA-812: In local mode BSPJobClient.close throws Exception (Martin Illecker) |
| HAMA-821: Fix bugs in KMeans example and make output more readable (edwardyoon) |
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| IMPROVEMENTS |
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| HAMA-880: Check whether input records are in order by vertex ID (edwardyoon) |
| HAMA-879: Errors for messages with wrong destination should be more clear (Anastasis Andronidis via edwardyoon) |
| HAMA-873: Display counters of job on master's web page (Saisai Shao via edwardyoon) |
| HAMA-870: Runtime message compression in Bundle (edwardyoon) |
| HAMA-869: Add Cloudera repository in maven pom file (Saisai Shao via edwardyoon) |
| HAMA-856: Optimize BSPMessageBundle (edwardyoon) |
| HAMA-853: Refactor Outgoing message manager (edwardyoon) |
| HAMA-852: Add MessageClass property in BSPJob (Martin Illecker) |
| HAMA-843: Message communication overhead between master aggregation and vertex computation supersteps (edwardyoon) |
| HAMA-838: Refactor aggregators (Anastasis Andronidis) |
| HAMA-783: Improve the InMemory verticesInfo implementations (edwardyoon) |
| HAMA-829: Improve code and fix Javadoc warnings in org.apache.hama.pipes (Martin Illecker) |
| HAMA-808: Hama Pipes Testcase (Martin Illecker) |
| HAMA-828: Improve code, fix typo and modify unclear comment in org.apache.hama.ml.ann package (Yexi Jiang) |
| HAMA-699: Add commons module (Martin Illecker) |
| HAMA-818: Remove useless comments in GroomServer (edwardyoon) |
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| Release 0.6.3 - October 11, 2013 |
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| NEW FEATURES |
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| HAMA-807: Make aggregators skip supersteps (Anastasis Andronidis) |
| HAMA-800: Hama Pipes Examples (Martin Illecker) |
| HAMA-804: Create NeuralNetwork Example (Yexi Jiang) |
| HAMA-795: Implement Autoencoder based on NeuralNetwork (Yexi Jiang) |
| HAMA-767: Add vertex addition/removal APIs (Anastasis Andronidis via edwardyoon) |
| HAMA-594: Semi-Clustering Algorithm Implementation (Renil Jeseph via edwardyoon) |
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| BUG FIXES |
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| HAMA-805: Problem initializing pipes in HamaStreaming (Martin Illecker) |
| HAMA-801: Snappy fails on Mac OS with JDK 1.7 (Anastasis Andronidis via tommaso) |
| HAMA-789: BspPeer launched fail because port is bound by others (Suraj Menon via edwardyoon) |
| HAMA-791: Fix the problem that MultilayerPerceptron fails to learn a good hypothesis sometimes. (Yexi Jiang) |
| HAMA-782: The arguments of DoubleVector.slice(int, int) method will mislead the user. (Yexi Jiang) |
| HAMA-780: New launched child processes by fault tolerance may not be able to contact each other (kennethxian) |
| HAMA-772: When selected KeyValueTextInputFormat, workers get only one value for key (Ikhtiyor Ahmedov via edwardyoon) |
| HAMA-776: localQueue is set as Send queue in init function of AbstractMessageManager (kennethxian) |
| HAMA-769: Intermediate queue's close method is not called, clean work may be omitted (kennethxian) |
| HAMA-771: Determining the count of active vertices (edwardyoon) |
| HAMA-777: FunctionFactory does not work when create IdentityFunction (Yexi Jiang) |
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| IMPROVEMENTS |
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| HAMA-806: Make the description of NeuralNetwork example more clear (Yexi Jiang) |
| HAMA-749: Build for C++ Pipes (Martin Illecker) |
| HAMA-796: Add Vector multiply Matrix for DoubleVector as well as DenseDoubleVector. (Yexi Jiang) |
| HAMA-770: Use a unified model to represent linear regression, logistic regression, MLP, autoencoder, and deepNets (Yexi Jiang) |
| HAMA-671: Clean up Maven build scripts (edwardyoon) |
| HAMA-765: Add apply method to Vector/Matrix (Yexi Jiang) |
| HAMA-773: Matrix/Vector operation does not validate the input argument (Yexi Jiang) |
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| TASKS |
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| HAMA-792: Add testing datasets for ML package (Yexi Jiang) |
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| Release 0.6.2 - June 26, 2013 |
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| NEW FEATURES |
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| HAMA-681: Add Multi Layer Perceptron (Yexi Jiang via edwardyoon) |
| HAMA-619: Hama Pipes (Martin Illecker via edwardyoon) |
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| BUG FIXES |
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| HAMA-756: Timing issue and file merging algorithm in PartitioningRunner make job fail (MaoYuan Xian via edwardyoon) |
| HAMA-755: registerJob of ZKSyncBSPMasterClient makes a useless node in zookeeper (MaoYuan Xian via edwardyoon) |
| HAMA-750: Fix bug of comma separated input paths (edwardyoon) |
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| IMPROVEMENTS |
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| HAMA-761: Improvement for GraphJobMessage comparation operation (MaoYuan Xian) |
| HAMA-760: Add new features to existing Multi Layer Perceptron (Yexi Jiang via edwardyoon) |
| HAMA-758: Send message to non-exist vertex makes the job fail (MaoYuan Xian via edwardyoon) |
| HAMA-757: The partitioning job output should be un-splitable (MaoYuan Xian via edwardyoon) |
| HAMA-754: PartitioningRunner should write raw records to partition files (edwardyoon) |
| HAMA-707: BSPMessageBundle should be able to encapsulate messages serialized in ByteBuffer (surajsmenon) |
| HAMA-722: Messaging queue should construct sender and receiver queue (surajsmenon) |
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| Release 0.6.1 - April 01, 2013 |
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| NEW FEATURES |
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| HAMA-737: Add graph output writer (tjungblut) |
| HAMA-736: Add one pass graph generator (tjungblut) |
| HAMA-722: Messaging queue should construct sender and receiver queue. (surajsmenon) |
| HAMA-721: Added spilling queue with combiner. (surajsmenon) |
| HAMA-559: Added spilling queue. (surajsmenon) |
| HAMA-700: BSPPartitioner should be configurable to be optional and allow input format conversion (surajsmenon) |
| HAMA-524: Add SpMV example (Mikalai Parafeniuk via edwardyoon) |
| HAMA-658: Add random symmetric sparse matrix generator (edwardyoon) |
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| BUG FIXES |
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| HAMA-739: WritableComparable doesn't work with IntWritable (tjungblut) |
| HAMA-716: Splits should be assigned based on PartitionID (edwardyoon) |
| HAMA-712: PartitioningRunner should works for multiple input files (surajsmenon via edwardyoon) |
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| IMPROVEMENTS |
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| HAMA-740: DiskVerticesInfo are slow due to not buffered writes (tjungblut) |
| HAMA-704: Optimization of memory usage during message processing (tjungblut) |
| HAMA-735: Tighten the graph API (tjungblut) |
| HAMA-714: Align format consistency between examples and generators (edwardyoon) |
| HAMA-531: Reimplementation of partitioner (edwardyoon) |
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| Release 0.6 - November 28, 2012 |
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| NEW FEATURES |
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| HAMA-626: If number of bsp tasks are not specified, the bsp job cannot assume to get all the tasks in the cluster (edwardyoon) |
| HAMA-651: Add a gradient descent BSP (Tommaso Teofili) |
| HAMA-601: Hama Streaming (tjungblut) |
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| BUG FIXES |
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| HAMA-678: Fix input splitting (tjungblut) |
| HAMA-613: Scheduler kills job too silently when out of slots (Yuesheng Hu via edwardyoon) |
| HAMA-647: Make the input spliter robustly (Yuesheng Hu via edwardyoon) |
| HAMA-635: Number of vertices value is inconsistent among tasks (Yuesheng Hu via tjungblut) |
| HAMA-633: Fix CI Failures (tjungblut) |
| HAMA-631: Add "commons-httpclient-3.1.jar" (Paul Gyuho Song via edwardyoon) |
| HAMA-608: LocalRunner should honor the configured queues (tjungblut) |
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| IMPROVEMENTS |
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| HAMA-644: Add getApproximateSize to BSPMessageBundle (edwardyoon) |
| HAMA-655: Add Exception handling for parsing of vertex (edwardyoon) |
| HAMA-646: Add deleting temporary files method in TestSubmitGraphJob (Yuesheng Hu via edwardyoon) |
| HAMA-597: Split a GraphJobRunner into multiple classes (edwardyoon & tjungblut) |
| HAMA-557: Implement Checkpointing service in Hama (surajmenon) |
| HAMA-587: Synchronization Client should provide API's to store and retrieve information among peers and BSPMaster (surajmenon) |
| HAMA-610: Provision to define the task allocation strategy as a feature of job. (surajmenon) |
| HAMA-611: Add loopbackMessage API call for MessageManager (surajmenon) |
| HAMA-596: Optimize memory usage of graph job (tjungblut) |
| HAMA-599: Improvement of network-based runtime partitioner (edwardyoon) |
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| Release 0.5 - April 10, 2012 |
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| NEW FEATURES |
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| HAMA-547: Add K-Means to ML package (tjungblut) |
| HAMA-591: Improve Pagerank (tjungblut) |
| HAMA-550: Implementation of Bipartite Matching (Apurv Verma via tjungblut) |
| HAMA-588: Add voteToHalt() mechanism in Graph API (edwardyoon) |
| HAMA-566: Add disk-based queue (tjungblut) |
| HAMA-552: Add a sorted message queue (tjungblut) |
| HAMA-556: Graph package to support stopping the interations when the node changes are within the tolerance value as in the case of page rank (tjungblut) |
| HAMA-508: Add clean plugin (Mikalai Parafeniuk via edwardyoon) |
| HAMA-503: Chainable computations for fault tolerance (tjungblut) |
| HAMA-517: Add documentation for Graph package (edwardyoon) |
| HAMA-518: Add MinIntCombiner to SSSP example (edwardyoon) |
| HAMA-367: Runtime Compression of BSP Messages to Improve the Performance (Apurv Verma via tjungblut) |
| HAMA-501: Add Avro RPC (tjungblut) |
| HAMA-409: Add basic Graph interfaces and GraphJobRunner (edwardyoon) |
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| BUG FIXES |
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| HAMA-628: DistributedCache - getLocalCacheFiles returns NULL in Pseudo Distributed Mode (Martin Illecker via tjungblut) |
| HAMA-621: Input Splits are not initialized for a job (surajmenon via tjungblut) |
| HAMA-595: Fix NullPointerException in Task Scheduler (surajmenon) |
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| IMPROVEMENTS |
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| HAMA-593: Improve RPC scalability (Mayank Mishra via tjungblut) |
| HAMA-584: Change Pagerank IO format to human-readable text for easy debug (tjungblut via edwardyoon) |
| HAMA-590: Fix TestSubmitGraphJob tests (tjungblut) |
| HAMA-582: Task's error logs should be displayed on client-end when job is failed (edwardyoon) |
| HAMA-580: Improve input of graph module (tjungblut) |
| HAMA-579: Add multiple aggregators (tjungblut) |
| HAMA-576: Improve sendMessages in Vertex (tjungblut) |
| HAMA-575: Generify graph package (tjungblut) |
| HAMA-571: Provide graph repair function in GraphJobRunner (tjungblut) |
| HAMA-521: Improve message buffering to save memory (Thomas Jungblut via edwardyoon) |
| HAMA-494: Remove hard-coded webapp path in HttpServer (edwardyoon) |
| HAMA-562: Record Reader/Writer objects should be initialized (edwardyoon) |
| HAMA-555: Separate bin and src distributions (edwardyoon) |
| HAMA-548: Update 0.23.0-SNAPSHOT to 0.23.1 in pom file of yarn module (edwardyoon) |
| HAMA-545: Include the API and other docs in the Hama release (Suraj Menon via edwardyoon) |
| HAMA-543: Make best effort to start BSP Task on the host where the input split is located. (Suraj Menon via edwardyoon) |
| HAMA-527: Update commons-configuration version (edwardyoon) |
| HAMA-499: Refactor clearZKNodes() in BSPMaster (Apurv Verma via tjungblut) |
| HAMA-485: Fill Counters with useful information (tjungblut) |
| HAMA-497: Switch the trunk to Hadoop 1.0 based (edwardyoon) |
| HAMA-445: Make configurable checkpointing (Suraj Menon via edwardyoon) |
| HAMA-498: BSPTask should periodically ping its parent (Suraj Menon via edwardyoon) |
| HAMA-513: Move message classes to somewhere from bsp package. (tjungblut) |
| HAMA-484: Counters should be accessible in client (tjungblut) |
| HAMA-483: Remove old and deprecated BSP API (tjungblut) |
| HAMA-514: Add maven-gpg-plugin to parent POM file (edwardyoon) |
| HAMA-510: Add sendMessageToNeighbors() to Vertex (tjungblut) |
| HAMA-502: Message API Improvement (edwardyoon) |
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| Release 0.4 - February 5, 2012 |
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| NEW FEATURES |
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| HAMA-493: Provide text to seq-file utils for graph examples (tjungblut) |
| HAMA-491: Add dist module to generate release tarball (edwardyoon) |
| HAMA-451: Show Supersteps in waitForCompletion in YARN (tjungblut) |
| HAMA-479: Add Counters to Hama Jobs (edwardyoon) |
| HAMA-454: Add Zookeeper as synchronization service to YARN (tjungblut) |
| HAMA-258: Add Input Output system (edwardyoon) |
| HAMA-458: Add Message Combiner (edwardyoon) |
| HAMA-456: Add getPeerName(int index) and getNumPeers() (edwardyoon) |
| HAMA-431: MapReduce NG integration (tjungblut) |
| HAMA-449: Add tasks num of Job to web UI (edwardyoon) |
| HAMA-428: Create a separate maven module and add basic structure for the Graph (edwardyoon) |
| HAMA-398: Add CheckPointer and saving messages for future fault-tolerant systems (ChiaHung Lin via edwardyoon) |
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| BUG FIXES |
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| HAMA-506: Error reading child output (edwardyoon) |
| HAMA-488: PageRank refactor and fix bugs (tjungblut via edwardyoon) |
| HAMA-489: Check port availability before forking child process (edwardyoon) |
| HAMA-474: ClusterStatus.getTasks() always returns 0 (edwardyoon) |
| HAMA-472: The task should be killed if it fails to initialize (edwardyoon) |
| HAMA-465: LocalJobRunner should support combiners and IO (tjungblut) |
| HAMA-459: GroomServerStatus.countTask() always returns 1 (edwardyoon) |
| HAMA-432: Add statusUpdate() method to BSPPeerProtocol (edwardyoon) |
| HAMA-437: PiEstimator is not working in Local Mode (Thomas Jungblut) |
| HAMA-387: Fixed barrier synchronization problem (ChiaHung Lin via edwardyoon) |
| HAMA-436: Web Interface does not update Superstep Count (Thomas Jungblut) |
| HAMA-429: Groom statuses should be reported periodically (ChiaHung Lin via edwardyoon) |
| HAMA-421: Maven build issues using proxy (Joe Crobak via edwardyoon) |
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| IMPROVEMENTS |
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| HAMA-460: Website Improvements (Suraj Menon via edwardyoon) |
| HAMA-470: The web UI should display the version of running Hama cluster. (Suraj Menon via edwardyoon) |
| HAMA-475: Add unit test for SSSP example (edwardyoon) |
| HAMA-481: Add reopen to peer (tjungblut) |
| HAMA-471: Peer names should be sorted by task id (tjungblut) |
| HAMA-461: Extract a message service from BSPPeer (tjungblut) |
| HAMA-463: Integrate checkpoint with bsp task (chl501) |
| HAMA-457: Refactoring of BSPPeerImpl (tjungblut) |
| HAMA-448: Restructure BSP API (Thomas Jungblut via edwardyoon) |
| HAMA-441: Logging tasks to distinct files (Thomas Jungblut) |
| HAMA-423: Improve and Refactor Partitioning in the Examples (Thomas Jungblut via edwardyoon) |
| HAMA-422: Update HttpServer to use QueuedThreadPool (edwardyoon) |
| HAMA-414: Move BSPPeer constructor into child process (edwardyoon) |
| HAMA-419: Migrating site from forrest to maven (edwardyoon) |
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| Release 0.3 - July 28, 2011 |
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| NEW FEATURES |
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| HAMA-395: Add PageRank example (Thomas Jungblut via edwardyoon) |
| HAMA-372: Add Web UI for Job monitoring (Thomas Jungblut via edwardyoon) |
| HAMA-359: Add shortest path finding example (Thomas Jungblut via edwardyoon) |
| HAMA-374: Add LocalBSPRunner (Thomas Jungblut via edwardyoon) |
| HAMA-380: Add BSPMessageBundle to reduce RPC overhead (Miklos Erdelyi via edwardyoon) |
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| BUG FIXES |
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| HAMA-405: Fix NoClassDefFoundErrors (Joseph Boyd via edwardyoon) |
| HAMA-404: LocalBSPRunner returns wrong superstep numbers (Thomas Jungblut via edwardyoon) |
| HAMA-396: BSPPeer's ZK object should be constructed with listed quorum servers (edwardyoon) |
| HAMA-391: Refactor Exception.printStackTrace() to LOG.error(Exception) (Thomas Jungblut via edwardyoon) |
| HAMA-393: Add environment variable 'HAMA_HEAPSIZE' to hama-env.sh (edwardyoon) |
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| IMPROVEMENTS |
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| HAMA-394: Refactor 'hama' script and pom.xml (edwardyoon) |
| HAMA-388: Add a profile 'forrest' to generate the website (edwardyoon) |
| HAMA-392: Make zk session-timeout configurable (edwardyoon) |
| HAMA-389: Make the thread pool size user configurable (Thomas Jungblut via edwardyoon) |
| HAMA-386: Removing 'System.arraycopy(...)' call from ByteMessage (edwardyoon) |
| HAMA-379: Setting default values to job.setNumBspTask() (Thomas Jungblut via edwardyoon) |
| HAMA-376: Refactor BSPMaster and GroomServer (ChiaHung Lin via edwardyoon) |
| HAMA-382: Refactor HAMA POM (Tommaso Teofili) |
| HAMA-362: Re-design a new data structure of BSPMessage (Thomas Jungblut via edwardyoon) |
| HAMA-369: Reduce overhead of local communications (Miklos Erdelyi via edwardyoon) |
| HAMA-371: Add a parameter to build.xml to allow developers deciding to reset content in conf files or not when building artifacts (ChiaHung Lin via edwardyoon) |
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| Release 0.2 - June 2, 2011 |
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| NEW FEATURES |
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| HAMA-339: Add job status command (edwardyoon) |
| HAMA-337: Provide Apache Maven building support (Tommaso Teofili via edwardyoon) |
| HAMA-304: Allow BSP peers to get a list of all other peers executing tasks of the same job (Filipe Manana via edwardyoon) |
| HAMA-267: Add command-line interface for job management (hyunsik via edwardyoon) |
| HAMA-279: Add "serialize printing" to examples (edwardyoon) |
| HAMA-272: Hama/Zookeeper Integration (edwardyoon) |
| HAMA-265: Add example Pi estimatior based on BSP (edwardyoon) |
| HAMA-266: Add Ant target to generate the UML class diagrams (edwardyoon) |
| HAMA-209: Add example for Cosine Similarity Matrix (edwardyoon) |
| HAMA-195: Interface of the bsp (hyunsik via edwardyoon) |
| HAMA-185: Finds the eigenvalues and eigenvectors associated with the symmetric matrix A (samuel) |
| HAMA-171: Find the maximum absolute row sum using MapReduce (edwardyoon) |
| HAMA-174: Compute the transpose of a matrix (edwardyoon) |
| HAMA-162: Add Graph using Sparse Matrix (edwardyoon) |
| HAMA-151: Add multiplication example of file matrices (edwardyoon) |
| HAMA-145: Add privacy policy page (edwardyoon) |
| HAMA-83: 2D sqaure blocking for dense matrix multiplication (edwardyoon) |
| HAMA-104: Add getNumMap/reduceTasks to HamaConfiguration (edwardyoon) |
| HAMA-92: Add subMatrix() to Matrix (edwardyoon) |
| HAMA-84: Add a writable comparable for BlockID (edwardyoon) |
| HAMA-81: Add subVector(int i0, int i1) to Vector (edwardyoon) |
| Hama-80: Add identity(int m, int n) which returns identity matrix (edwardyoon) |
| HAMA-62: Hama Shell Implementation (samuel via edwardyoon) |
| HAMA-61: Load / save matrices from HTable (edwardyoon) |
| HAMA-51: Add get/setRowAttribute() method (edwardyoon) |
| HAMA-13: Matrix multiplication (edwardyoon) |
| HAMA-48: Add getColumn(int column) method which returns column vector (edwardyoon) |
| HAMA-49: Add iterator() method to vector (edwardyoon) |
| HAMA-43: Color Hama Logo (Morakot via chanwit) |
| HAMA-37: Add forrest build to Hudson patch build script (edwardyoon) |
| HAMA-34: Hudson/Jira Intergration (edwardyoon) |
| HAMA-36: Add svn information to website (edwardyoon) |
| HAMA-33: Add set() method (edwardyoon) |
| HAMA-30: Add scaling method to Vector (edwardyoon) |
| HAMA-25: Add matrix addition example (edwardyoon) |
| HAMA-23: Add Hama configuration files (edwardyoon) |
| HAMA-6: Add a 'who we are' page (edwardyoon) |
| HAMA-7: Add some information for a new comer (edwardyoon) |
| HAMA-1: Create the Hama web site (edwardyoon via Ian Holsman) |
| HAMA-2: The intial donation of Hama from the google project (edwardyoon) |
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| IMPROVEMENTS |
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| HAMA-366: Remove unnecessary dependencies (Tommaso Teofili) |
| HAMA-365: TestBSPPeer doesn't check if the correct number of messages have been received (Miklos Erdelyi via edwardyoon) |
| HAMA-298: Implement the kill method for JobInProgress (edwardyoon) |
| HAMA-353: Add "random communication benchmark" tool (edwardyoon) |
| HAMA-351: Improvement of lack of info- about the output of examples (edwardyoon) |
| HAMA-348: Remove hard-coded javaOpts (edwardyoon) |
| HAMA-347: Add implementation of umbilical interface (edwardyoon) |
| HAMA-346: Modify MniCluster so that developers can benefit when testing using Junit (ChiaHung Lin via edwardyoon) |
| HAMA-340: Implementation of job submit command (edwardyoon) |
| HAMA-278: Few minor refactoring (edwardyoon) |
| HAMA-336: The all taskid variable's type should be declared as a TaskAttemptID (edwardyoon) |
| HAMA-331: Removing JobInProgressListener and adding JobInitThread to BSPMaster (edwardyoon) |
| HAMA-334: Removing "java5.home" env key from build script. (edwardyoon) |
| HAMA-332: Renaming some members in BSPMaster to follow the Hama terminology (Filipe Manana via edwardyoon) |
| HAMA-329: Add taskNum argument to pi estimator (edwardyoon) |
| HAMA-313: Remove LocalJobRunner (edwardyoon) |
| HAMA-321: Allows user to set the number of tasks (edwardyoon) |
| HAMA-282: Add superstep counter (Filipe Manana via edwardyoon) |
| HAMA-327: Add overview for javadoc (edwardyoon) |
| HAMA-325: Add package.html to each package and few comments (edwardyoon) |
| HAMA-322: JUnit test threads with GroboTestingJUnit (Filipe Manana via edwardyoon) |
| HAMA-323: Remove generic warnings (edwardyoon) |
| HAMA-254: Add news about rid of MapReduce and Hbase (edwardyoon) |
| HAMA-320: Add twitter widget to website (edwardyoon) |
| HAMA-300: Refactoring launchTask() method in GroomServer (edwardyoon) |
| HAMA-311: Add unit tests for IPC package (edwardyoon) |
| HAMA-312: Add serialize printing to ExampleDriver (edwardyoon) |
| HAMA-309: Add unit tests for Bytes utilities (edwardyoon) |
| HAMA-299: Remove unused field 'task' from GroomServer (edwardyoon) |
| HAMA-297: Add missing Apache License header to source files. (edwardyoon) |
| HAMA-268: Implement BSPMaster's all methods extended from JobSubmissionProtocol (hyunsik via edwardyoon) |
| HAMA-295: Removing HBase dependency (edwardyoon) |
| HAMA-294: Change log level of "Got heartbeatResponse.." messages to debug (edwardyoon) |
| HAMA-256: Removing M/R and HBase based implementations (edwardyoon) |
| HAMA-293: Add starter classes for ZooKeeper, BSPMaster and GroomServer (Filipe Manana via edwardyoon) |
| HAMA-286: Task progress should be monitored (eddieyoon) |
| HAMA-287: BSPMaster should use the bsp.master.port property when creating its InetSocketAddr instance (Filipe Manana via edwardyoon) |
| HAMA-283: Removing duplicate code (Filipe Manana via edwardyoon) |
| HAMA-277: Add default number of bsp task (edwardyoon) |
| HAMA-273: Implement killJob() method for local job (edwardyoon) |
| HAMA-271: Add LocalJobRunner (edwardyoon) |
| HAMA-264: Moving BlockID, Pair classes to examples package (edwardyoon) |
| HAMA-269: Add getter for serverName to BSPPeerInterface (edwardyoon) |
| HAMA-257: Design BSP program code interface (edwardyoon) |
| HAMA-261: Remove meaningless unit tests (edwardyoon) |
| HAMA-253: Change the blog link url (edwardyoon) |
| HAMA-247: Discuss / Refactor HamaMaster and GroomServer (hyunsik) |
| HAMA-239: Remove unused class (edwardyoon) |
| HAMA-237: Add project blog link on website (edwardyoon) |
| HAMA-236: Add recent news on website (edwardyoon) |
| HAMA-232: Add file multiplication example (edwardyoon) |
| HAMA-226: Add benchmarking tool of eigenvalue operation (edwardyoon) |
| HAMA-223: Add simple admin tool for manage the temporary tables (edwardyoon) |
| HAMA-202: Replacement for deprecated API of Map/Reduce (edwardyoon) |
| HAMA-206: Replacement of JacobiEigenValueMap/Reduce (edwardyoon) |
| HAMA-217: Replacement of Block Multiplication Map/Reduce (edwardyoon) |
| HAMA-205: Replacement of NormMap/Reduce (edwardyoon) |
| HAMA-207: Replacement of Mat-Mat addition Map/Reduce (edwardyoon) |
| HAMA-208: Replacement of vector-matrix multiplication MapReduce (edwardyoon) |
| HAMA-216: Removing JobManager in util package (edwardyoon) |
| HAMA-215: Removing hama shell from version 0.2 (edwardyoon) |
| HAMA-204: Replacement of TransposeMap/Reduce (edwardyoon) |
| HAMA-213: Replacement of TableReadMapper (edwardyoon) |
| HAMA-203: Replacement of RandomMatrixMap/Reduce (edwardyoon) |
| HAMA-197: Replacement for deprecated API of Hbase (edwardyoon) |
| HAMA-188: Upgrade dependencies for hadoop/hbase 2.0 (edwardyoon) |
| HAMA-192: Refactor top-level package (edwardyoon) |
| HAMA-189: Update website (edwardyoon) |
| HAMA-187: Add matrix subtraction test case (edwardyoon) |
| HAMA-186: Add density option for random matrix (edwardyoon) |
| HAMA-171: Implementation of Matrix.Norm (samuel) |
| HAMA-178: Add example of norm (edwardyoon) |
| HAMA-158: Implementation of random sparse matrix (edwardyoon) |
| HAMA-164: Example for C = Alpha*B + A (edwardyoon) |
| HAMA-154: Combine multi-mapreduce jobs into a single mapreduce job while computing (samuel via edwardyoon) |
| HAMA-152: Replace MapWritable to hadoop.io.MapWritable (edwardyoon) |
| HAMA-109: Implement add(double alpha, Matrix B) (edwardyoon) |
| HAMA-150: Refactor blockingMapRed (edwardyoon) |
| HAMA-148: Implement of set(double alpha, Matrix B) (edwardyoon) |
| HAMA-100: Implement of set(Matrix B) (edwardyoon) |
| HAMA-144: GetProgress during MR over a matrix (samuel) |
| HAMA-129: Improving speed of matrix multiplication (edwardyoon) |
| HAMA-142: Trunk doesn't work for large matrices (edwardyoon) |
| HAMA-143: Improve of random_mapred() (edwardyoon) |
| HAMA-138: To order, left pad with zeroes to integer key (edwardyoon) |
| HAMA-135, HAMA-137: Refactor mapred, I/O package (edwardyoon) |
| HAMA-134: We don't need to fill C with zeros (edwardyoon) |
| HAMA-131: Add argument for the number of blocks (edwardyoon) |
| HAMA-113: Random matrix generator on map/reduce (edwardyoon) |
| HAMA-118: Add getting started page link (edwardyoon) |
| HAMA-117: Move bytesToSubMatrix/subMatrixToBytes method to submatrix class from BytesUtil (edwardyoon) |
| HAMA-114: Remove unwanted code (edwardyoon) |
| HAMA-107: Blocking job should be a map/reduce job (samuel via edwardyoon) |
| HAMA-99: Implement setColumn(int column, Vector vector) (edwardyoon) |
| HAMA-108: Implement add(int i, int j, double value) (edwardyoon) |
| HAMA-103: Reduce an rows of intermediate to improve the multiplication performance (edwardyoon) |
| HAMA-88: DenseMatrix.close should not delete the table that are aliased in HamaAdmin. (samuel via edwardyoon) |
| HAMA-89: Exception Handling of a ParseException (samuel via edwardyoon) |
| HAMA-77: clear the matrices in hbase after quiting the shell (samuel via edwardyoon) |
| HAMA-28: Implement Vector.add() method (edwardyoon) |
| HAMA-78: Separate Interface and Implementation for HamaAdmin (edwardyoon) |
| HAMA-76: Remove load() since it duplicated with constructor (edwardyoon) |
| HAMA-74: set the number of map/reduce task on the shell (samuel via edwardyoon) |
| HAMA-73: Add setNumMap/ReduceTasks() to HamaConfiguration (edwardyoon) |
| HAMA-60: Add an arguments for handle parallel degree to MatrixAddition (edwardyoon) |
| HAMA-68: Shell parser JUnit test cases (samuel via edwardyoon) |
| HAMA-65: Remove the information of an inactive committers (edwardyoon) |
| HAMA-58: Remove duplicated code (edwardyoon) |
| HAMA-56: Add setRow(int row, Vector vector) method to matrix (edwardyoon) |
| HAMA-39: IO operations should throws an IOException (edwardyoon) |
| HAMA-52: Fixture setup (edwardyoon) |
| HAMA-42: Replace ImmutableBytesWritable to IntWritable (edwardyoon) |
| HAMA-44: Remove findbugs warnings (edwardyoon) |
| HAMA-40: Rename MatrixInterface to Matrix (edwardyoon) |
| HAMA-14: Using Java 6 (edwardyoon) |
| HAMA-22: Add IRC channel information to website (edwardyoon) |
| HAMA-41: Add some tests (edwardyoon) |
| HAMA-38: Remove AbstractBase and make a new NumericUtil (edwardyoon) |
| HAMA-20: Adding license header to a whole code base |
| HAMA-31: Refactor VectorWritable (edwardyoon) |
| HAMA-29: Replace Matrix(Conf, Text) to Matrix(Conf, String) (edwardyoon) |
| HAMA-27: Replace table.get(Text, Text) to table.get(String, String) (edwardyoon) |
| HAMA-12: Matrix interface re-arrangement (edwardyoon) |
| HAMA-21: Implement get(int index) method (edwardyoon) |
| HAMA-19: Remove vector-norms enum to interface from implementation (edwardyoon) |
| HAMA-17: Vector to Writable conversion (edwardyoon) |
| HAMA-15: Logo Alignment (edwardyoon) |
| HAMA-10: Refactor the mapred package for the latest version of dependencies (edwardyoon) |
| HAMA-9: Upgrade dependencies (edwardyoon) |
| |
| BUG FIXES |
| |
| HAMA-360: HAMA_MANAGES_ZK option doesn't work (edwardyoon) |
| HAMA-355: Intermittent conflicts of enterBarrier() and leaveBarrier() (edwardyoon) |
| HAMA-352: Can't send one more messages on to same server in bsp method (edwardyoon) |
| HAMA-350: Add task log appender and Fix log4j rootLogger (edwardyoon) |
| HAMA-345: Add execution time calculator to Pi job (edwardyoon) |
| HAMA-344: Task successfully finished but system re-attempt (edwardyoon) |
| HAMA-343: Fix Maven test fails (Tommaso Teofili via edwardyoon) |
| HAMA-338: Username and Job-manager states are not collectly displayed (edwardyoon) |
| HAMA-330: BSP program doesn't work when the desired tasks smaller than cluster size (edwardyoon) |
| HAMA-326: GroomServer should wait until a job finishes (edwardyoon) |
| HAMA-324: Removing javadoc warnings and useless libraries (edwardyoon) |
| HAMA-322: Make sure failed assertions on test threads are reported (Filipe Manana via edwardyoon) |
| HAMA-316: Renaming and Refactoring methods in BSPPeerInterface (Filipe Manana) |
| HAMA-319: groom servers Map in HeartbeatResponse not correctly serialized (Filipe Manana) |
| HAMA-317: Remove HBASE_CONF_DIR and HBASE_HEAPSIZE properties (edwardyoon) |
| HAMA-315: Uncomment code in checkLocalDirs() (edwardyoon) |
| HAMA-314: Remove unnecessary methods from HamaConfiguration (edwardyoon) |
| HAMA-307: BSPMaster - job ID counter is not read and updated atomically (Filipe Manana via edward) |
| HAMA-305: Redundant use of synchronize keyword (Filipe Manana via edward) |
| HAMA-301: Fix unit test fail bug (edwardyoon) |
| HAMA-303: slave.host.name is superceded by bsp.peer.hostname (Filipe Manana via edwardyoon) |
| HAMA-296: Fix warning about deprecated method (edwardyoon) |
| HAMA-291: bsp.groom.port is unnused and superseeded by bsp.peer.port (Filipe Manana via edwardyoon) |
| HAMA-288: Typo might lead to null tasks getting assigned to groom servers (Filipe Manana via edwardyoon) |
| HAMA-280: Fix warnings (Filipe Manana via edwardyoon) |
| HAMA-270: wrong sequence of readFields() of ClusterStatus (hyunsik) |
| HAMA-260: Current version command of script is linked unknown class (edwardyoon) |
| HAMA-250: Add --no-check-certificate option to 'wget' command lines (edwardyoon) |
| HAMA-242: Wrong assignment of default setting inside BSPPeer constructor (hyunsik) |
| HAMA-246: Current shell scripts for bsp daemon have several problems. (hyunsik) |
| HAMA-238: Example fail when performing sparse matrices addition (edwardyoon) |
| HAMA-225: Jacobi iteration is in a infinite loop (edwardyoon) |
| HAMA-214: Can't run the examples (edwardyoon) |
| HAMA-190: Bug in Matrix-Vector multiplication (edwardyoon) |
| HAMA-183: When we construct the matrix, dimensions should be defined. (edwardyoon) |
| HAMA-172: Vector.add(Vector v) throw the Index out of bounds exception when they are different (edwardyoon) |
| HAMA-169: Vector's first location bug fixed, getNormInf() and getNorm2Robust() are implemented (edwardyoon) |
| HAMA-155: When out of index, should throw exception (edwardyoon) |
| HAMA-147: Fix typos (edwardyoon) |
| HAMA-140: In subMatrix(), Scanner should be closed (edwardyoon) |
| HAMA-120: remove findbugs warning in shell package (samuel via edwardyoon) |
| HAMA-130: Computing Block's range will miss some cell during blocking (samuel) |
| HAMA-126: In random_mapred, (m) should be (m-1) since start from 0. (edwardyoon) |
| HAMA-116: ArrayIndexOutOfBoundsException at BlockingMapRed (samuel) |
| HAMA-112: DenseMatrix.get(i, j) should returns zero when entry is null (edwardyoon) |
| HAMA-106: SubMatrix should be able to get row, column size (edwardyoon) |
| HAMA-98: change '~=' operation to use `echo $f | grep 'examples$'` (samuel via edwardyoon) |
| HAMA-64: Bytes and Double convert (edwardyoon) |
| HAMA-55: Write dimension attributes when job completed (edwardyoon) |
| HAMA-54: Split doesn't split by map task num (edwardyoon) |
| HAMA-53: NullPointerException on distributed cluster (edwardyoon) |
| HAMA-26: hama-formatter.xml should be removed (edwardyoon) |
| HAMA-25: Vector.get() returns double (edwardyoon) |
