内容简介：Apache Storm 1.2.0，1.1.2 和 1.0.6 发布了。主要更新内容及下载地址如下： 1.2.0 New Feature [STORM-2383] - [storm-hbase] Support HBase as state backend [STORM-2484] - Flux: support bolt+spout memory...
Apache Storm 1.2.0，1.1.2 和 1.0.6 发布了。主要更新内容及下载地址如下：
1.2.0
New Feature
[STORM-2383] - [storm-hbase] Support HBase as state backend
[STORM-2484] - Flux: support bolt+spout memory configuration
[STORM-2648] - Kafka spout can't show acks/fails and complete latency when auto commit is enabled
[STORM-2694] - Create a listener to handle tuple state changes of the KafkaSpout
Improvement
[STORM-2153] - New Metrics Reporting API
[STORM-2160] - Expose interface to MetricRegistry via TopologyContext
[STORM-2164] - Create simple generic plugin system to register codahale reporters
[STORM-2369] - [storm-redis] Use binary type for State management
[STORM-2379] - [storm-elasticsearch] switch ES client to Java REST API
1.1.2
Improvement
[STORM-2512] - Change KafkaSpoutConfig in storm-kafka-client to make it work with flux
[STORM-2616] - Document the built in metrics (just in time to replace them???)
[STORM-2657] - Update SECURITY.MD
[STORM-2663] - Backport STORM-2558 and deprecate storm.cmd on 1.x-branch
[STORM-2712] - accept arbitrary number of rows per tuple in storm-cassandra
[STORM-2775] - Improve KafkaPartition Metric Names
[STORM-2807] - Integration test should shut down topologies immediately after the test
[STORM-2862] - More flexible logging in multilang (Python, Ruby, JS)
[STORM-2877] - Introduce an option to configure pagination in Storm UI
[STORM-2917] - Check the config(nimbus.host) before using it to connect
Bug
[STORM-2231] - NULL in DisruptorQueue while multi-threaded ack
[STORM-2426] - First tuples fail after worker is respawn
[STORM-2500] - waitUntilReady in PacemakerClient cannot be invoked
[STORM-2525] - Fix flaky integration tests
[STORM-2535] - test-reset-timeout is flaky. Replace with a more reliable test.
1.0.6
Improvement
[STORM-2877] - Introduce an option to configure pagination in Storm UI
[STORM-2917] - Check the config(nimbus.host) before using it to connect
Bug
[STORM-2451] - windows storm.cmd does not set log4j2 config file correctly by default
[STORM-2690] - resurrect invocation of ISupervisor.assigned() & make Supervisor.launchDaemon() accessible
[STORM-2751] - Remove AsyncLoggingContext from Supervisor
Apache Storm 是一个免费开源的分布式实时计算系统。简化了流数据的可靠处理，像 Hadoop 一样实现实时批处理。Storm 很简单，可用于任意编程语言。Apache Storm 采用 Clojure 开发。
Storm 有很多应用场景，包括实时数据分析、联机学习、持续计算、分布式 RPC、ETL 等。Storm 速度非常快，一个测试在单节点上实现每秒一百万的组处理。
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