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samza-core/src/main/scala/org/apache/samza/checkpoint/CheckpointTool.scala <https://reviews.apache.org/r/31718/#comment122071> will add space after comment samza-core/src/main/scala/org/apache/samza/util/Util.scala <https://reviews.apache.org/r/31718/#comment122072> will remove unnecessary imports samza-core/src/test/scala/org/apache/samza/checkpoint/TestOffsetManager.scala <https://reviews.apache.org/r/31718/#comment122073> Removed because this test was already failing and never running samza-test/src/test/scala/org/apache/samza/test/integration/TestStatefulTask.scala <https://reviews.apache.org/r/31718/#comment122074> will revert samza-api/src/main/java/org/apache/samza/task/TaskCoordinator.java <https://reviews.apache.org/r/31718/#comment122061> Not sure why I removed this, will try reverting samza-core/src/main/java/org/apache/samza/serializers/model/SamzaObjectMapper.java <https://reviews.apache.org/r/31718/#comment122064> Will change to use the Util method samza-core/src/main/scala/org/apache/samza/checkpoint/OffsetManager.scala <https://reviews.apache.org/r/31718/#comment122066> Will space before comment samza-core/src/main/scala/org/apache/samza/checkpoint/OffsetManager.scala <https://reviews.apache.org/r/31718/#comment122067> will remove samza-core/src/main/scala/org/apache/samza/container/SamzaContainer.scala <https://reviews.apache.org/r/31718/#comment122069> will revert, changed for debugging. - Naveen Somasundaram On March 4, 2015, 1:25 a.m., Naveen Somasundaram wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/31718/ > ----------------------------------------------------------- > > (Updated March 4, 2015, 1:25 a.m.) > > > Review request for samza. > > > Repository: samza > > > Description > ------- > > Samza 465 [Draft] > > The patch does the following: > 1. Removes all checkpointmanagers specific to the system and replaces them to > a single entity that uses coordinator stream to do the checkpointing > 2. Decoupled change log from checkpoint manager, a new component called > changelog manager will do that. > 3. Passes the checkpoint information to the containers from the jobcoordinator > 4. Modifies the offsetmanger to use the new checkpoint manager and starting > offsets from jobcoordinator. > > Pending Issues: > Please note that this is a draft patch (unit tests pass, but still need to > run Zopkio integration test) and do some cosemtic checks and add more docs > after testing. > 1. The failure scenario (when the container fails and the jobcoordinator > serving the latest offsets) has still not been addressed, I am working on it > now. > 2. The metrics registry is right now not used correctly, I need to pass the > right reference to it > 3. The coordinator stream does not use the same consumer and producer from > the "systemconsumers" and "systemproducers" we have. > > > Diffs > ----- > > build.gradle 38383bd9e3f0847d6088a4ea4c1ee6f3dcd1e430 > samza-api/src/main/java/org/apache/samza/checkpoint/Checkpoint.java > 593d11872430100e000c7d4b6edc5ef29649d8d4 > samza-api/src/main/java/org/apache/samza/checkpoint/CheckpointManager.java > 092cb910b40d312217e86420bf1ddfbaf605e9e5 > > samza-api/src/main/java/org/apache/samza/checkpoint/CheckpointManagerFactory.java > a97ff0919d8205928efee1a2a20780659180849d > samza-api/src/main/java/org/apache/samza/container/TaskName.java > 083358686fc69ab45bbc73e898f419224ebc3a9f > samza-api/src/main/java/org/apache/samza/system/SystemAdmin.java > 8995ba30c823bddcdfd3af7100e1440e71ef7998 > samza-api/src/main/java/org/apache/samza/task/TaskCoordinator.java > 6ff1a555f3c48e416bb78e94c5df71eff0a27f3d > > samza-api/src/main/java/org/apache/samza/util/SinglePartitionWithoutOffsetsSystemAdmin.java > 01997ae22641b735cd452a0e89a49219e2874892 > samza-core/src/main/java/org/apache/samza/changelog/ChangelogManager.java > PRE-CREATION > samza-core/src/main/java/org/apache/samza/job/model/TaskModel.java > eb22d2ec5f09ca59790e2871d9bff9745fe925dc > > samza-core/src/main/java/org/apache/samza/serializers/model/JsonTaskModelMixIn.java > 7dc431c74a3fc2ba80eb47d6c5d87524cb4c9bde > > samza-core/src/main/java/org/apache/samza/serializers/model/SamzaObjectMapper.java > 3517912eaafbf95f8c8cc70ab5869548a56b76e7 > samza-core/src/main/scala/org/apache/samza/checkpoint/CheckpointTool.scala > ddc30af7c52d8a4d5c5de02f6757c040b1f31c93 > samza-core/src/main/scala/org/apache/samza/checkpoint/OffsetManager.scala > a40c87fa7865746a5612c55a4cf24c8d005be7e0 > > samza-core/src/main/scala/org/apache/samza/checkpoint/file/FileSystemCheckpointManager.scala > 2a87a6e0cef72179b5383fc824266de1f9606293 > samza-core/src/main/scala/org/apache/samza/config/JobConfig.scala > 3b6685e00837a4aaf809813e62b7e52823bc07a9 > samza-core/src/main/scala/org/apache/samza/config/ShellCommandConfig.scala > 1a2dd4413f56e53dbeeb47b5637d7b0c50522f02 > samza-core/src/main/scala/org/apache/samza/config/StreamConfig.scala > adef09e15c666cb2dbb2e4c5507fc2d605b82a1e > samza-core/src/main/scala/org/apache/samza/config/TaskConfig.scala > 1ca9e2cc5673c537b6a48224809847e94da81fca > samza-core/src/main/scala/org/apache/samza/container/SamzaContainer.scala > 8a6d8656c14ad9c7cc7b5d9a39f1f733afd71a88 > samza-core/src/main/scala/org/apache/samza/coordinator/JobCoordinator.scala > c14f2f623bb4bae911dd3085ce428175930e4545 > samza-core/src/main/scala/org/apache/samza/job/JobRunner.scala > 16345cd1c1354a0d25a0000d81a307dbe3abbe81 > > samza-core/src/main/scala/org/apache/samza/job/local/ProcessJobFactory.scala > 6985af6e7cc0d408fa07fbac60141d1126323777 > samza-core/src/main/scala/org/apache/samza/job/local/ThreadJobFactory.scala > 530255e5866bc49ec5ce1a0b7437470cd4e17010 > > samza-core/src/main/scala/org/apache/samza/metrics/reporter/MetricsSnapshotReporterFactory.scala > dcf0435351cb5deffc7dc4a0cd438013939d54c0 > samza-core/src/main/scala/org/apache/samza/serializers/JsonSerde.scala > 744eec05857a4ea14c718e3750fb575d3678b1f8 > samza-core/src/main/scala/org/apache/samza/storage/TaskStorageManager.scala > f68a7fee24614fce101e91c4f933d9b4e65dda0a > > samza-core/src/main/scala/org/apache/samza/system/chooser/DefaultChooser.scala > 95bd18898dd9e2b6848523fe89c9017a7267ab3b > > samza-core/src/main/scala/org/apache/samza/system/filereader/FileReaderSystemAdmin.scala > ec1d749cb5186f788b402877996a4caa37e99362 > samza-core/src/main/scala/org/apache/samza/util/Util.scala > 1a67586eeec95dabfeb3b6881af9b3865c3029ca > > samza-core/src/test/java/org/apache/samza/serializers/model/TestSamzaObjectMapper.java > 76bc6810a3162a1dc58a36033b3b1f75616bd6ca > samza-core/src/test/resources/test.properties > 9348c7de956ebf02f58a163dc6fb391a7e29ae64 > > samza-core/src/test/scala/org/apache/samza/checkpoint/TestCheckpointTool.scala > af800dfeedbfea75abaac3f15fd53bc55b743daf > > samza-core/src/test/scala/org/apache/samza/checkpoint/TestOffsetManager.scala > d18d4c45c5de3b50a24d6c776364e1f589db8f4d > > samza-core/src/test/scala/org/apache/samza/checkpoint/file/TestFileSystemCheckpointManager.scala > 10ff1f437220b38810f8a32903cc72df20f206d3 > > samza-core/src/test/scala/org/apache/samza/container/TestSamzaContainer.scala > acded7d5e19271edcf21f8e77c74bac4f376ea3a > > samza-core/src/test/scala/org/apache/samza/container/grouper/task/TestGroupByContainerCount.scala > 1ee5c06fbd1be5e4ce944a16454c8bd32459d395 > > samza-core/src/test/scala/org/apache/samza/coordinator/TestJobCoordinator.scala > a8e5d36921464a2e36693279e8083e4544c4e289 > > samza-core/src/test/scala/org/apache/samza/coordinator/server/TestHttpServer.scala > 9a8e1450a6cc14713817f719cfa56a0e5c97a6f6 > samza-core/src/test/scala/org/apache/samza/serializers/TestJsonSerde.scala > 60460713a2d4f7b7b389f21c1450d45c1afaa0f4 > samza-core/src/test/scala/org/apache/samza/util/TestUtil.scala > b75f44060fb8e660e824eaeb9cfdcc9d6fa902e8 > > samza-kafka/src/main/scala/org/apache/samza/checkpoint/kafka/KafkaCheckpointLogKey.scala > 5d8ee4fa74be9ba36956c11ae33573be2d2d5826 > > samza-kafka/src/main/scala/org/apache/samza/checkpoint/kafka/KafkaCheckpointManager.scala > 1d5627d0c561a0be6b48ee307b755958e62b783e > > samza-kafka/src/main/scala/org/apache/samza/checkpoint/kafka/KafkaCheckpointManagerFactory.scala > f2defbd39708e959edb1d6674e542b5bc9e02666 > samza-kafka/src/main/scala/org/apache/samza/config/KafkaConfig.scala > e57b8ba1e09765774314ec469645b5d0bbde060f > > samza-kafka/src/main/scala/org/apache/samza/config/RegExTopicGenerator.scala > a34c3f2738855dbf3737639c33846fcad23bd3b9 > samza-kafka/src/main/scala/org/apache/samza/serializers/KafkaSerde.scala > 82ba2a09b98a04ac64301743b3ae32f29cefbc3b > > samza-kafka/src/main/scala/org/apache/samza/system/kafka/KafkaSystemAdmin.scala > b790be17cfe08da28220ffb381cbd618ebe25cf0 > > samza-kafka/src/main/scala/org/apache/samza/system/kafka/KafkaSystemFactory.scala > 4506ea367eec4e40da45feee777ba73069025a4c > > samza-kafka/src/main/scala/org/apache/samza/system/kafka/KafkaSystemProducer.scala > a0e1ccbfe9dc4fd26ca6b30fc2d1348fb7d007e4 > > samza-kafka/src/test/scala/org/apache/samza/checkpoint/kafka/TestKafkaCheckpointLogKey.scala > b76d5ad68640908bef552125d405b467386025f8 > > samza-kafka/src/test/scala/org/apache/samza/checkpoint/kafka/TestKafkaCheckpointManager.scala > 553d6b4d6ffe21f4a92c8c347e835d95d71b5863 > > samza-kafka/src/test/scala/org/apache/samza/system/kafka/TestKafkaSystemAdmin.scala > c759a7bea7b67714eaa90a97f828079f26acbca4 > > samza-kv/src/main/scala/org/apache/samza/storage/kv/NullSafeKeyValueStore.scala > 4f48cf490d6c1012591a602c0d29dcc71473090f > samza-log4j/src/main/java/org/apache/samza/config/Log4jSystemConfig.java > 5f5195c8f303261cde069390db543ee86d43148d > > samza-log4j/src/main/java/org/apache/samza/logging/log4j/StreamAppender.java > 9a9d6483ffb92ba6ad5c730deec87651a7cbc64a > samza-test/src/main/java/org/apache/samza/system/mock/MockSystemAdmin.java > c0a20af5a2f4329ad4a2cff378ced3bececbc1cb > > samza-test/src/main/scala/org/apache/samza/test/performance/TestKeyValuePerformance.scala > b4fa7d3575e3b81ea3b606a1de8f06cedb87168a > > samza-test/src/main/scala/org/apache/samza/test/performance/TestPerformanceTask.scala > 45c76e86361b9e1a54cb5fc717126d36b64cf7e8 > > samza-test/src/test/scala/org/apache/samza/test/integration/TestStatefulTask.scala > ca25258217e5ebc44b34fbc4d69ecb28c81df618 > > samza-test/src/test/scala/org/apache/samza/test/performance/TestSamzaContainerPerformance.scala > d589d762a18f9425aa8d8dd589011a151bcb59a4 > samza-yarn/src/main/scala/org/apache/samza/config/YarnConfig.scala > 03395e2efa0fec723e354177d06bfacf7d2a9215 > samza-yarn/src/main/scala/org/apache/samza/job/yarn/SamzaAppMaster.scala > a1dbe0435ae08c710d4bfc871458ed386e275cd2 > > samza-yarn/src/main/scala/org/apache/samza/job/yarn/SamzaAppMasterMetrics.scala > ee2aa32fdfaf439f669c51afd91f2390e0b3fd09 > > samza-yarn/src/main/scala/org/apache/samza/job/yarn/SamzaAppMasterState.scala > 8ba435ef2ccf2af64d01eb4bc3b1c362fb03779d > > samza-yarn/src/main/scala/org/apache/samza/job/yarn/SamzaAppMasterTaskManager.scala > b0b6543856cb87888c5a719182ad9576b51bba1a > samza-yarn/src/main/scala/org/apache/samza/job/yarn/YarnJob.scala > 24b11da06a69da734c85720ef39d65ee46d821d5 > > samza-yarn/src/test/scala/org/apache/samza/job/yarn/TestSamzaAppMasterLifecycle.scala > 765f72f4c10bd0f1d1adab28c8ec54d9cbea5fb4 > > samza-yarn/src/test/scala/org/apache/samza/job/yarn/TestSamzaAppMasterService.scala > 81dea9d6d1921462b200c62dbdf016c0eb2f01b2 > > samza-yarn/src/test/scala/org/apache/samza/job/yarn/TestSamzaAppMasterTaskManager.scala > 58f2464211a1fb7ff40f5978fd41f64d088002d0 > > Diff: https://reviews.apache.org/r/31718/diff/ > > > Testing > ------- > > > Thanks, > > Naveen Somasundaram > >
