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href="#2020-08-21" class="hash-link" aria-label="Direct link to 2020-08-21" title="Direct link to 2020-08-21"></a></h4><p>The following lists fixes and enhancements in 2.6.1 release.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="broker">Broker<a href="#broker" class="hash-link" aria-label="Direct link to Broker" title="Direct link to Broker"></a></h4><ul><li>[Broker]<!-- --> Limit batch size to the minimum of the <code>maxNumberOfMessages</code> and <code>maxSizeOfMessages</code> <a href="https://github.com/apache/pulsar/pull/6865" target="_blank" rel="noopener noreferrer">#6865</a></li><li>[Broker]<!-- --> Fix hash range conflict issue in Key_Shared with sticky hash range <a href="https://github.com/apache/pulsar/pull/7231" target="_blank" rel="noopener noreferrer">#7231</a></li><li>[Broker]<!-- --> Fix the issue that get lookup permission error <a href="https://github.com/apache/pulsar/pull/7234" target="_blank" rel="noopener noreferrer">#7234</a></li><li>[Broker]<!-- --> Update Jetty to version 9.4.29 <a href="https://github.com/apache/pulsar/pull/7235" target="_blank" rel="noopener noreferrer">#7235</a></li><li>[Broker]<!-- --> Fix readers backlog stats after data is skipped <a href="https://github.com/apache/pulsar/pull/7236" target="_blank" rel="noopener noreferrer">#7236</a></li><li>[Broker]<!-- --> Fix the regression in <code>isSupperUser</code> <a href="https://github.com/apache/pulsar/pull/7241" target="_blank" rel="noopener noreferrer">#7241</a></li><li>[Broker]<!-- --> Avoid introducing null read position for the managed cursor <a href="https://github.com/apache/pulsar/pull/7264" target="_blank" rel="noopener noreferrer">#7264</a></li><li>[Broker]<!-- --> Fix permission operation check on setRetention admin operation <a href="https://github.com/apache/pulsar/pull/7281" target="_blank" rel="noopener noreferrer">#7281</a></li><li>[Broker]<!-- --> Fix error in creation of non-durable cursor <a href="https://github.com/apache/pulsar/pull/7355" target="_blank" rel="noopener noreferrer">#7355</a></li><li>[Broker]<!-- --> Fix bug related to managedLedger properties <a href="https://github.com/apache/pulsar/pull/7357" target="_blank" rel="noopener noreferrer">#7357</a></li><li>[Broker]<!-- --> Add tenant name check in list namespaces function <a href="https://github.com/apache/pulsar/pull/7369" target="_blank" rel="noopener noreferrer">#7369</a></li><li>[Broker]<!-- --> Avoid the NPE occurs in method <code>ManagedLedgerImpl.isOffloadedNeedsDelete</code> <a href="https://github.com/apache/pulsar/pull/7389" target="_blank" rel="noopener noreferrer">#7389</a></li><li>[Broker]<!-- --> Fix producer stuck issue due to NPE thrown when creating a new ledger <a href="https://github.com/apache/pulsar/pull/7401" target="_blank" rel="noopener noreferrer">#7401</a></li><li>[Broker]<!-- --> Avoid NPEs at ledger creation when DNS failures happen <a href="https://github.com/apache/pulsar/pull/7403" target="_blank" rel="noopener noreferrer">#7403</a></li><li>[Broker]<!-- --> Support decompression payload if needed in KeyShared subscription <a href="https://github.com/apache/pulsar/pull/7416" target="_blank" rel="noopener noreferrer">#7416</a></li><li>[Broker]<!-- --> Fix update-cluster cli updates proxy-url <a href="https://github.com/apache/pulsar/pull/7422" target="_blank" rel="noopener noreferrer">#7422</a></li><li>[Broker]<!-- --> Handle <code>NotAllowed Exception</code> at the client side <a href="https://github.com/apache/pulsar/pull/7430" target="_blank" rel="noopener noreferrer">#7430</a></li><li>[Broker]<!-- --> Shade jclouds to avoid Gson conflict <a href="https://github.com/apache/pulsar/pull/7435" target="_blank" rel="noopener noreferrer">#7435</a></li><li>[Broker]<!-- --> Consumer is registered on dispatcher even if hash range conflicts on Key_Shared subscription <a href="https://github.com/apache/pulsar/pull/7444" target="_blank" rel="noopener noreferrer">#7444</a></li><li>[Broker]<!-- --> Add pulsar-client-messagecrypto-bc into pulsar-client dependency to avoid method not found <a href="https://github.com/apache/pulsar/pull/7447" target="_blank" rel="noopener noreferrer">#7447</a></li><li>[Broker]<!-- --> Fix update partitions error for non-persistent topic <a href="https://github.com/apache/pulsar/pull/7459" target="_blank" rel="noopener noreferrer">#7459</a></li><li>[Broker]<!-- --> Use CGroup CPU usage when present <a href="https://github.com/apache/pulsar/pull/7475" target="_blank" rel="noopener noreferrer">#7475</a></li><li>[Broker]<!-- --> Fix ArrayIndexOutOfBoundsException when dispatch messages to consumer <a href="https://github.com/apache/pulsar/pull/7483" target="_blank" rel="noopener noreferrer">#7483</a></li><li>[Broker]<!-- --> Get last entry is trying to read entry -1 <a href="https://github.com/apache/pulsar/pull/7495" target="_blank" rel="noopener noreferrer">#7495</a></li><li>[Broker]<!-- --> Fix timeout opening managed ledger operation <a href="https://github.com/apache/pulsar/pull/7506" target="_blank" rel="noopener noreferrer">#7506</a></li><li>[Broker]<!-- --> Fixes the exception that occurred when the geo-replication policy is updated <a href="https://github.com/apache/pulsar/pull/7514" target="_blank" rel="noopener noreferrer">#7514</a></li><li>[Broker]<!-- --> Update Jackson to version 2.11.1 and ensure all dependencies are pinned <a href="https://github.com/apache/pulsar/pull/7519" target="_blank" rel="noopener noreferrer">#7519</a></li><li>[Broker]<!-- --> Fix protobuf generation on handling repeated long number <a href="https://github.com/apache/pulsar/pull/7540" target="_blank" rel="noopener noreferrer">#7540</a></li><li>[Broker]<!-- --> Add more logging to the auth operations on failure <a href="https://github.com/apache/pulsar/pull/7567" target="_blank" rel="noopener noreferrer">#7567</a></li><li>[Broker]<!-- --> Use Consume/Produce/Lookup interfaces for specific operations in allowTopicOperation <a href="https://github.com/apache/pulsar/pull/7587" target="_blank" rel="noopener noreferrer">#7587</a></li><li>[Broker]<!-- --> Support configuring <code>DeleteInactiveTopic</code> setting in namespace policy <a href="https://github.com/apache/pulsar/pull/7598" target="_blank" rel="noopener noreferrer">#7598</a></li><li>[Broker]<!-- --> Fix NPE when using advertisedListeners <a href="https://github.com/apache/pulsar/pull/7620" target="_blank" rel="noopener noreferrer">#7620</a></li><li>[Broker]<!-- --> Fix the issue that deduplication cursor can not be deleted after disabling message deduplication <a href="https://github.com/apache/pulsar/pull/7656" target="_blank" rel="noopener noreferrer">#7656</a></li><li>[Broker]<!-- --> Add missing AuthenticationDataSource to canConsumeAsync method call <a href="https://github.com/apache/pulsar/pull/7694" target="_blank" rel="noopener noreferrer">#7694</a></li><li>[Broker]<!-- --> Close the previous reader of the health check topic <a href="https://github.com/apache/pulsar/pull/7724" target="_blank" rel="noopener noreferrer">#7724</a></li><li>[Broker]<!-- --> Change some WebApplicationException log level to debug <a href="https://github.com/apache/pulsar/pull/7725" target="_blank" rel="noopener noreferrer">#7725</a></li><li>[Broker]<!-- --> Replay delayed messages in order <a href="https://github.com/apache/pulsar/pull/7731" target="_blank" rel="noopener noreferrer">#7731</a></li><li>[Broker]<!-- --> Fix the wrong returned URL for lookup when specify advertised listener <a href="https://github.com/apache/pulsar/pull/7737" target="_blank" rel="noopener noreferrer">#7737</a></li><li>[Broker]<!-- --> Fix topic getting recreated immediately after deletion <a href="https://github.com/apache/pulsar/pull/7524" target="_blank" rel="noopener noreferrer">#7524</a></li><li>[Broker]<!-- --> Set default root log level to debug <a href="https://github.com/apache/pulsar/pull/7789" target="_blank" rel="noopener noreferrer">#7789</a></li><li>[Broker]<!-- --> Fix producer stucks on creating ledger timeout <a href="https://github.com/apache/pulsar/pull/7319" target="_blank" rel="noopener noreferrer">#7319</a></li><li>[Broker]<!-- --> AllowTopicOperationAsync should check the original role is super user <a href="https://github.com/apache/pulsar/pull/7788" target="_blank" rel="noopener noreferrer">#7788</a></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="zookeeper">Zookeeper<a href="#zookeeper" class="hash-link" aria-label="Direct link to Zookeeper" title="Direct link to Zookeeper"></a></h4><ul><li>[Zookeeper]<!-- --> Use hostname for bookie rackawareness mapping <a href="https://github.com/apache/pulsar/pull/7361" target="_blank" rel="noopener noreferrer">#7361</a></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="pulsar-sql">Pulsar SQL<a href="#pulsar-sql" class="hash-link" aria-label="Direct link to Pulsar SQL" title="Direct link to Pulsar SQL"></a></h4><ul><li>[Pulsar SQL]<!-- --> Make Pulsar SQL get correct offload configurations <a href="https://github.com/apache/pulsar/pull/7701" target="_blank" rel="noopener noreferrer">#7701</a></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="pulsar-schema">Pulsar Schema<a href="#pulsar-schema" class="hash-link" aria-label="Direct link to Pulsar Schema" title="Direct link to Pulsar Schema"></a></h4><ul><li>[Schema]<!-- --> Fix the error that occurs when getting schemaName by partitioned topic name <a href="https://github.com/apache/pulsar/pull/7708" target="_blank" rel="noopener noreferrer">#7708</a></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="pulsar-functions">Pulsar Functions<a href="#pulsar-functions" class="hash-link" aria-label="Direct link to Pulsar Functions" title="Direct link to Pulsar Functions"></a></h4><ul><li>[Pulsar Function]<!-- --> Use fully qualified hostname as default to advertise worker <a href="https://github.com/apache/pulsar/pull/7360" target="_blank" rel="noopener noreferrer">#7360</a></li><li>[Pulsar Function]<!-- --> Fix the function BC issue introduced in release 2.6.0 <a href="https://github.com/apache/pulsar/pull/7528" target="_blank" rel="noopener noreferrer">#7528</a></li><li>[Pulsar Function]<!-- --> Improve security setting of Pulsar Functions <a href="https://github.com/apache/pulsar/pull/7578" target="_blank" rel="noopener noreferrer">#7578</a></li><li>[Pulsar Function]<!-- --> Differentiate authorization between source/sink/function operations <a href="https://github.com/apache/pulsar/pull/7466" target="_blank" rel="noopener noreferrer">#7466</a></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="go-function">Go Function<a href="#go-function" class="hash-link" aria-label="Direct link to Go Function" title="Direct link to Go Function"></a></h4><ul><li>[Go Function]<!-- --> Fix Go instance config port <a href="https://github.com/apache/pulsar/pull/7322" target="_blank" rel="noopener noreferrer">#7322</a></li><li>[Go Function]<!-- --> Remove timestamp from metrics <a href="https://github.com/apache/pulsar/pull/7539" target="_blank" rel="noopener noreferrer">#7539</a></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="pulsar-perf">Pulsar Perf<a href="#pulsar-perf" class="hash-link" aria-label="Direct link to Pulsar Perf" title="Direct link to Pulsar Perf"></a></h4><ul><li>[Pulsar Perf]<!-- --> Supports <code>tlsAllowInsecureConnection</code> in pulsar-perf produce/consume/read <a href="https://github.com/apache/pulsar/pull/7300" target="_blank" rel="noopener noreferrer">#7300</a></li></ul></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="theme-doc-footer-edit-meta-row row"><div class="col"><a href="https://github.com/apache/pulsar-site/edit/main/release-notes/versioned/pulsar-2.6.1.md" target="_blank" rel="noreferrer noopener" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" 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