codelipenghui commented on a change in pull request #5794: [release][website] Add release notes for Release 2.4.2 URL: https://github.com/apache/pulsar/pull/5794#discussion_r354092046
########## File path: site2/website/release-notes.md ########## @@ -1,6 +1,107 @@ ## Apache +### 2.4.2 — 2019-12-04 <a id="2.4.2"></a> + +#### Fixes + +* Fixed don't set interrupt flag again after catching interrupt exception in Pulsar Client [#5643](https://github.com/apache/pulsar/pull/5643) +* Fixed data is not deleted after expiration due to connected readers [#5621](https://github.com/apache/pulsar/pull/5621) +* Fixed typo in BrokersBase file [#5596](https://github.com/apache/pulsar/pull/5596) +* Fixed the go client docs missing in website [#5595](https://github.com/apache/pulsar/pull/5595) +* Fixed schema def build error with protobuf schema [#5569](https://github.com/apache/pulsar/pull/5569) +* Fixed docs about reset cursor [#5551](https://github.com/apache/pulsar/pull/5551) +* Fixed repeated initialization of connectorsManager [#5545](https://github.com/apache/pulsar/pull/5545) +* Fixed Functions unnecessarily restart during FunctionRuntimeManager init phase [#5527](https://github.com/apache/pulsar/pull/5527) +* Fixed list non-persistent topics shows the persistent topics [#5502](https://github.com/apache/pulsar/pull/5502) +* Return after triggering callback with empty result [#5500](https://github.com/apache/pulsar/pull/5500) +* Fixed dispatcher skipping delivery of a batch during concurrent replays [#5499](https://github.com/apache/pulsar/pull/5499) +* Fixed reader_listener option for Python API [#5487](https://github.com/apache/pulsar/pull/5487) +* Fixed wrongly report "3600 messages have timed-out" [#5477](https://github.com/apache/pulsar/pull/5477) +* Fixed broken custom auth-provider that uses authenticationData [#5462](https://github.com/apache/pulsar/pull/5462) +* Fixed negative ack tracker constructor sequence [#5453](https://github.com/apache/pulsar/pull/5453) +* Fixed StringSchema static initialization [#5445](https://github.com/apache/pulsar/pull/5445) +* Fixed message corruption on OOM for batch messages [#5443](https://github.com/apache/pulsar/pull/5443) +* Fixed couple functions related integration tests [#5434](https://github.com/apache/pulsar/pull/5434) +* Fixed bug that namespace policies does not take effect due to NPE [#5408](https://github.com/apache/pulsar/pull/5408) +* Fixed race condition : Failed to read-more entries on dispatcher [#5391](https://github.com/apache/pulsar/pull/5391) +* Fixed potential deadlock that can occur in addConsumer [#5371](https://github.com/apache/pulsar/pull/5371) +* Fixed proxy to be able to re-send request body [#5361](https://github.com/apache/pulsar/pull/5361) +* Fixed pulsar can't load the customized SerDe [#5357](https://github.com/apache/pulsar/pull/5357) +* Fixed instability in Pulsar Function window integration test [#5337](https://github.com/apache/pulsar/pull/5337) +* Fixed bk write failure part 2 [#5322](https://github.com/apache/pulsar/pull/5322) +* Fixed bad_weak_ptr error when closing producer [#5315](https://github.com/apache/pulsar/pull/5315) +* Fixed typo in prometheus metrics [#5299](https://github.com/apache/pulsar/pull/5299) +* Fixed invalidate cache on zk-cache timeout [#5298](https://github.com/apache/pulsar/pull/5298) +* Don't attempt to append on read-only cursor ledger [#5297](https://github.com/apache/pulsar/pull/5297) +* Fixed memory leak caused by not being executed ClientConnection destructor [#5286](https://github.com/apache/pulsar/pull/5286) +* Fixed producer blocked after send an over size message while batch enabled [#5282](https://github.com/apache/pulsar/pull/5282) +* Fixed race condition while triggering message redelivery after an ack-timeout event [#5276](https://github.com/apache/pulsar/pull/5276) +* Fixed behavior when getting a key from functions state that doesn't exist [#5272](https://github.com/apache/pulsar/pull/5272) +* Fixed Cmake to build _pulsar for osx #5263 +* Fixed client backoff #5261 +* Fixed memory leak caused by deadline_timer holding object reference [#5246](https://github.com/apache/pulsar/pull/5246) +* Fixed in Message Deduplication that may cause incorrect client/broker interaction [#5243](https://github.com/apache/pulsar/pull/5243) +* Fixed bug that fails to search namespace bundle due to NPE [#5191](https://github.com/apache/pulsar/pull/5191) +* Fixed bug that message delivery stops after resetting cursor for failover subscription [#5185](https://github.com/apache/pulsar/pull/5185) +* Fixed exception type check order bug [#5174](https://github.com/apache/pulsar/pull/5174) +* Fixed spark receiver to account for all the consumer config options [#5152](https://github.com/apache/pulsar/pull/5152) +* Fixed broker fails to start with function worker enabled and broker client using TLS [#5151](https://github.com/apache/pulsar/pull/5151) +* Fixed deadlock when resetting cursor [#5136](https://github.com/apache/pulsar/pull/5136) +* Fixed windowed functions were broken when we changed java function instance to use classloaders [#5117](https://github.com/apache/pulsar/pull/5117) +* Fixed storage size always 0 without subscription #5108 + +#### Enhancements + +* Add subscribe position param for consumer of sink [#5532](https://github.com/apache/pulsar/pull/5532) +* Efficiency improvements for delay delivery tracker [#5498](https://github.com/apache/pulsar/pull/5498) +* Add is_read_compacted to create_reader() in python API [#5483](https://github.com/apache/pulsar/pull/5483) +* Make some common use method of ManagedLedger public [#5472](https://github.com/apache/pulsar/pull/5472) +* Avoid leak on publish failure on batch message [#5442](https://github.com/apache/pulsar/pull/5442) +* Record message failure and avoid exiting from process on publish failure [#5441](https://github.com/apache/pulsar/pull/5441) +* Add support for partitioned topic consumer seek by time [#5435](https://github.com/apache/pulsar/pull/5435) +* Add default loader for latest pyyaml [#5432](https://github.com/apache/pulsar/pull/5432) +* Trim messages which less than mark delete position for message redelivery [#5378](https://github.com/apache/pulsar/pull/5378) +* Make skip all messages async [#5375](https://github.com/apache/pulsar/pull/5375) +* Set default ensemble size to 2 in service conf, to match broker.conf [#5339](https://github.com/apache/pulsar/pull/5339) +* Only seek when reading unexpected entry [#5356](https://github.com/apache/pulsar/pull/5356) +* Don't require both region and endpoint to be specified [#5355](https://github.com/apache/pulsar/pull/5355) +* If cursor is not durable, close dispatcher when all consumers are removed from subscription [#5340](https://github.com/apache/pulsar/pull/5340) +* Disable stickyRead by default [#5321](https://github.com/apache/pulsar/pull/5321) +* Allow to specify delivery delay in C++ client [#5317](https://github.com/apache/pulsar/pull/5317) +* Add debug log + fix thread-factory name [#5302](https://github.com/apache/pulsar/pull/5302) +* Close previous dispatcher when subscription type changes [#5288](https://github.com/apache/pulsar/pull/5288) +* Improve error handling logic for effectively once [#5271](https://github.com/apache/pulsar/pull/5271) +* Upgrade dependencies for security fixes [#5232](https://github.com/apache/pulsar/pull/5232) +* Allow for topic deletions with regex consumers [#5230](https://github.com/apache/pulsar/pull/5230) +* Ensure consumer background tasks are cancelled after subscribe failures [#5204](https://github.com/apache/pulsar/pull/5204) +* Added missing enum value KeyShared on the python wrapper [#5196](https://github.com/apache/pulsar/pull/5196) +* Make some member variables of Dispatcher volatile [#5193](https://github.com/apache/pulsar/pull/5193) +* Ensure getting list of topics for namespace is handled asynchronously [#5188](https://github.com/apache/pulsar/pull/5188) +* Close RateLimiter instance [#5155](https://github.com/apache/pulsar/pull/5155) +* Throw an error if the key was not specified for querying state [#5145](https://github.com/apache/pulsar/pull/5145) +* Allow configuring region aware placement related settings [#5100](https://github.com/apache/pulsar/pull/5100) +* DeleteBookieRack should remove the rack info from zookeeper [#5084](https://github.com/apache/pulsar/pull/5084) +* Use "info" as the default root logger level [#5079](https://github.com/apache/pulsar/pull/5079) +* Modify BatcherBuilder interface and it's subs to implement java.io.Serializable, otherwise java.io.NotSerializableException occurs when we use plusar-flink-connector [#5068](https://github.com/apache/pulsar/pull/5068) +* Don't return DEFAULT_RACK if ZkBookieRackAffinityMapping can't resolve network location [#5067](https://github.com/apache/pulsar/pull/5067) +* Reload zk cache asynchronously [#5049](https://github.com/apache/pulsar/pull/5049) +* Add different cache flags to ConcurrentOpenLongPairRangeSet for size() and toString() [#5040](https://github.com/apache/pulsar/pull/5040) +* Introduce number of threads in perf producer program [#5036](https://github.com/apache/pulsar/pull/5036) +* Completing connector configuration [#4999](https://github.com/apache/pulsar/pull/4999) +* Add checkstyle validation and fix style violations in the common module [#4989](https://github.com/apache/pulsar/pull/4989) +* Trim deleted entries after recover cursor [#4987](https://github.com/apache/pulsar/pull/4987) +* Expose getLastMessageId method in ConsumerImpl [#4911](https://github.com/apache/pulsar/pull/4911) +* Add a documentation page for metrics reference [#4910](https://github.com/apache/pulsar/pull/4910) +* Merge Request for #4809: provide a convenient method for C++ client producer batch container [#4885](https://github.com/apache/pulsar/pull/4885) Review comment: Need `Merge Request for #4809` here? ---------------------------------------------------------------- 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