> ## Documentation Index
> Fetch the complete documentation index at: https://docs.streamnative.io/llms.txt
> Use this file to discover all available pages before exploring further.

# V4.2.0.5

# StreamNative Weekly Release Notes v4.2.0.5

## Download

### Distributions

* [https://github.com/streamnative/pulsar/releases/tag/v4.2.0.5](https://github.com/streamnative/pulsar/releases/tag/v4.2.0.5)

### Packages

* [Maven Central](https://search.maven.org/artifact/io.streamnative/pulsar/4.2.0.5/pom)

### Images

* [sn-platform](https://hub.docker.com/layers/streamnative/sn-platform/4.2.0.5/images/sha256-b9f9fb09cf38b7ad690e5e7e665b590fb6b54dd67ad22ddf3c996fe7c61685df)

* [sn-platform-slim](https://hub.docker.com/layers/streamnative/sn-platform-slim/4.2.0.5/images/sha256-b1719e2a6f7c9a8aca0817c705f0f87b2f06aabaf7af901e47c5ab5a0686f12e)

* [private-cloud](https://hub.docker.com/layers/streamnative/private-cloud/4.2.0.5/images/sha256-b1719e2a6f7c9a8aca0817c705f0f87b2f06aabaf7af901e47c5ab5a0686f12e)

## General Changes

### Apache Pulsar

([#25563](https://github.com/apache/pulsar/pull/25563)) \[fix]\[test] Extend SameAuthParamsLookupAutoClusterFailoverTest phase timeouts

([#25562](https://github.com/apache/pulsar/pull/25562)) \[fix]\[test] Relax BrokerRegistryIntegrationTest broker-close threshold

([#25557](https://github.com/apache/pulsar/pull/25557)) \[fix]\[broker] pulsar admin stats internal with metadata command

([#25463](https://github.com/apache/pulsar/pull/25463)) \[fix]\[test] Fix flaky BrokerRegistryIntegrationTest port binding race

([#25560](https://github.com/apache/pulsar/pull/25560)) \[fix]\[test] Recreate EventLoop in PublishRateLimiterTest setup

([#25502](https://github.com/apache/pulsar/pull/25502)) \[fix]\[broker] Unthrottle producers immediately when publish rate limiting is disabled

([#25558](https://github.com/apache/pulsar/pull/25558)) \[fix]\[broker] Lower log level of DrainingHashesTracker not-found entry to DEBUG

([#25500](https://github.com/apache/pulsar/pull/25500)) \[fix]\[test] Fix flaky ExtensibleLoadManagerTest.startBroker timeout

([#25509](https://github.com/apache/pulsar/pull/25509)) \[fix]\[test] Fix flaky ExtensibleLoadManagerImpl client reconnection tests: PulsarClientException\$AlreadyClosedException: Client already closed

([#25427](https://github.com/apache/pulsar/pull/25427)) \[fix]\[test] Fix flaky testLoadBalancerServiceUnitTableViewSyncer

([#25497](https://github.com/apache/pulsar/pull/25497)) \[fix]\[test] Fix flaky ServerCnxTest.testCreateProducerTimeoutThenCreateSameNamedProducerShouldFail

([#25460](https://github.com/apache/pulsar/pull/25460)) \[fix]\[broker] Prevent timed-out producer creation from racing with retry

([#25551](https://github.com/apache/pulsar/pull/25551)) \[fix]\[broker]Namespaces can be created with may empty replication\_clusters policy

([#25272](https://github.com/apache/pulsar/pull/25272)) \[fix]\[broker] Fix backlog clearing for unloaded namespace bundles

([#24463](https://github.com/apache/pulsar/pull/24463)) \[improve]\[broker] Improve the performance of TopicName constructor

([#25367](https://github.com/apache/pulsar/pull/25367)) \[improve]\[common] Optimize TopicName.get() to reduce lock contention on cache lookup

### MoP

daddd520 fix checkstyle

c3843589 Fix mqtt client not have the consumer metric

### KoP

5d608443c Merge branch 'branch-4.2' into branch-4.2.0.5

657c15f01 \[branch-4.2] Bump version to 4.2.0.5 and fix testUnValidTopicToUnload

8b2b58b62 Merge branch 'branch-4.2' into branch-4.2.0.5

9cae31b70 fix dependencies might not be synced to Google mirror

Include client id as the suffix of producer name in topic stats

### StreamNative Pulsar Plugins

271cdc326 test apache maven central repo

Add keyword to filter the result

fix: backport permission/ACL audit logging to branch-4.2

## Security Fixes