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href="#whats-changed" class="hash-link" aria-label="Direct link to What's Changed" title="Direct link to What's Changed"></a></h2><ul><li>[fix][broker]<!-- --> Fix uncompleted future when get the topic policies of a deleted topic <a href="https://github.com/apache/pulsar/pull/18824" target="_blank" rel="noopener noreferrer">#18824</a></li><li>[fix][broker]<!-- --> Fix delete system topic clean topic policy <a href="https://github.com/apache/pulsar/pull/18823" target="_blank" rel="noopener noreferrer">#18823</a></li><li>[fix][broker]<!-- --> Fix duplicated schemas creation <a href="https://github.com/apache/pulsar/pull/18701" target="_blank" rel="noopener noreferrer">#18701</a></li><li>[improve][broker]<!-- --> System topic writer/reader connection not counted <a href="https://github.com/apache/pulsar/pull/18603" target="_blank" rel="noopener noreferrer">#18603</a></li><li>[fix][offload]<!-- --> Fix numerical overflow bug while reading data from tiered storage <a href="https://github.com/apache/pulsar/pull/18595" target="_blank" rel="noopener noreferrer">#18595</a></li><li>[fix][broker]<!-- --> DnsResolverUtil.TTL should be greater than zero <a href="https://github.com/apache/pulsar/pull/18565" target="_blank" rel="noopener noreferrer">#18565</a></li><li>[fix][offload]<!-- --> Fix memory leak while Offloading ledgers <a href="https://github.com/apache/pulsar/pull/18500" target="_blank" rel="noopener noreferrer">#18500</a></li><li>[fix][client]<!-- --> Fix multi-topic consumer stuck after redeliver messages <a href="https://github.com/apache/pulsar/pull/18491" target="_blank" rel="noopener noreferrer">#18491</a></li><li>[fix][client]<!-- --> Avoid redelivering duplicated messages when batching is enabled <a href="https://github.com/apache/pulsar/pull/18486" target="_blank" rel="noopener noreferrer">#18486</a></li><li>[fix][client]<!-- --> Fix failover/exclusive consumer with batch cumulate ack issue. <a href="https://github.com/apache/pulsar/pull/18454" target="_blank" rel="noopener noreferrer">#18454</a></li><li>[fix][client]<!-- --> Fix possible npe <a href="https://github.com/apache/pulsar/pull/18406" target="_blank" rel="noopener noreferrer">#18406</a></li><li>[fix][client]<!-- --> Fixes batch_size not checked in MessageId#fromByteArrayWithTopic <a href="https://github.com/apache/pulsar/pull/18405" target="_blank" rel="noopener noreferrer">#18405</a></li><li>[fix][sec]<!-- --> Upgrade jackson-databind to 2.13.4.2 to get rid of CVE-2022-42003 <a href="https://github.com/apache/pulsar/pull/18394" target="_blank" rel="noopener noreferrer">#18394</a></li><li>[improve][broker]<!-- --> System topic writer/reader connection not counted. <a href="https://github.com/apache/pulsar/pull/18369" target="_blank" rel="noopener noreferrer">#18369</a></li><li>[fix][client]<!-- --> Fix exception when calling loadConf on a ConsumerBuilder that has a KeySharedPolicy <a href="https://github.com/apache/pulsar/pull/18345" target="_blank" rel="noopener noreferrer">#18345</a></li><li>[fix][client]<!-- --> Support LocalDateTime Conversion <a href="https://github.com/apache/pulsar/pull/18334" target="_blank" rel="noopener noreferrer">#18334</a></li><li>[improve][cli]<!-- --> Fix NPE in admin-CLI topic stats command <a href="https://github.com/apache/pulsar/pull/18326" target="_blank" rel="noopener noreferrer">#18326</a></li><li>[fix][broker]<!-- --> In the trimDeletedEntries method release the removed entry <a href="https://github.com/apache/pulsar/pull/18305" target="_blank" rel="noopener noreferrer">#18305</a></li><li>[fix][client]<!-- --> Fix NPE of MultiTopicsConsumerImpl due to race condition <a href="https://github.com/apache/pulsar/pull/18287" target="_blank" rel="noopener noreferrer">#18287</a></li><li>[fix][broker]<!-- --> fix delete_when_subscriptions_caught_up doesn't work while have active consumers <a href="https://github.com/apache/pulsar/pull/18283" target="_blank" rel="noopener noreferrer">#18283</a></li><li>[fix][ml]<!-- --> Persist correct markDeletePosition to prevent message loss <a href="https://github.com/apache/pulsar/pull/18237" target="_blank" rel="noopener noreferrer">#18237</a></li><li>[fix][pulsar-client]<!-- --> Fix pendingLookupRequestSemaphore leak <a href="https://github.com/apache/pulsar/pull/18219" target="_blank" rel="noopener noreferrer">#18219</a></li><li>[fix][monitor]<!-- --> fix metrics string encoding <a href="https://github.com/apache/pulsar/pull/18138" target="_blank" rel="noopener noreferrer">#18138</a></li><li>[fix][function]<!-- --> Fix invalid metric type "gauge " <a href="https://github.com/apache/pulsar/pull/18129" target="_blank" rel="noopener noreferrer">#18129</a></li><li>[fix][fn]<!-- --> fix function failed to start if no <code>typeClassName</code> provided in <code>FunctionDetails</code> <a href="https://github.com/apache/pulsar/pull/18111" target="_blank" rel="noopener noreferrer">#18111</a></li><li>[fix][sec]<!-- --> File tiered storage: upgrade jettison to get rid of CVE-2022-40149 <a href="https://github.com/apache/pulsar/pull/18105" target="_blank" rel="noopener noreferrer">#18105</a></li><li>[fix][broker]<!-- --> Fixed delayed delivery after read operation error <a href="https://github.com/apache/pulsar/pull/18098" target="_blank" rel="noopener noreferrer">#18098</a></li><li>[fix][sec]<!-- --> Upgrade protobuf to 3.19.6 to get rid of CVE-2022-3171 <a href="https://github.com/apache/pulsar/pull/18086" target="_blank" rel="noopener noreferrer">#18086</a></li><li>[fix][broker]<!-- -->Cache invalidation due to concurrent access <a href="https://github.com/apache/pulsar/pull/18076" target="_blank" rel="noopener noreferrer">#18076</a></li><li>[fix][admin]<!-- --> Fix NPE when get <code>OffloadThreshold</code> on namespace. <a href="https://github.com/apache/pulsar/pull/18061" target="_blank" rel="noopener noreferrer">#18061</a></li><li>[fix][client]<!-- -->[txn]<!-- --> Use PulsarClient HashWheelTimer to schedule producer batch trigger task <a href="https://github.com/apache/pulsar/pull/18058" target="_blank" rel="noopener noreferrer">#18058</a></li><li>[improve][broker]<!-- -->consumer backlog eviction policy should not reset read position for consumer <a href="https://github.com/apache/pulsar/pull/18037" target="_blank" rel="noopener noreferrer">#18037</a></li><li>[fix][broker]<!-- --> Update the log print content of createSubscriptions <a href="https://github.com/apache/pulsar/pull/18024" target="_blank" rel="noopener noreferrer">#18024</a></li><li>[fix][sec]<!-- --> File tiered storage: upgrade jettison to get rid of CVE-2022-40149 <a href="https://github.com/apache/pulsar/pull/18022" target="_blank" rel="noopener noreferrer">#18022</a></li><li>[fix][sec]<!-- --> Upgrade JacksonXML to 2.13.4 <a href="https://github.com/apache/pulsar/pull/18020" target="_blank" rel="noopener noreferrer">#18020</a></li><li>[fix][broker]<!-- --> Fix the order of resource close in the InMemoryDelayedDeliveryTracker <a href="https://github.com/apache/pulsar/pull/18000" target="_blank" rel="noopener noreferrer">#18000</a></li><li>[improve][broker]<!-- --> Avoid unnecessary creation of BitSetRecyclable objects <a href="https://github.com/apache/pulsar/pull/17998" target="_blank" rel="noopener noreferrer">#17998</a></li><li>[fix][broker]<!-- --> Fix <code>getPositionAfterN</code> infinite loop. <a href="https://github.com/apache/pulsar/pull/17971" target="_blank" rel="noopener noreferrer">#17971</a></li><li>[fix][broker]<!-- -->unify time unit at dropping the backlog on a topic <a href="https://github.com/apache/pulsar/pull/17957" target="_blank" rel="noopener noreferrer">#17957</a></li><li>[improve][client]<!-- --> Refactor SchemaHash to reduce call of hashFunction in SchemaHash <a href="https://github.com/apache/pulsar/pull/17948" target="_blank" rel="noopener noreferrer">#17948</a></li><li>[fix][broker]<!-- -->Fix mutex never released when trimming <a href="https://github.com/apache/pulsar/pull/17911" target="_blank" rel="noopener noreferrer">#17911</a></li><li>[fix][broker]<!-- --> Fix the broker shutdown issue after Zookeeper node crashed <a href="https://github.com/apache/pulsar/pull/17909" target="_blank" rel="noopener noreferrer">#17909</a></li><li>[improve][broker]<!-- -->Allow to configure and disable the size of lookahead for detecting fixed delays in messages <a href="https://github.com/apache/pulsar/pull/17907" target="_blank" rel="noopener noreferrer">#17907</a></li><li>[fix][admin]<!-- --> returns 4xx error when pulsar-worker-service is disabled and trying to access it <a href="https://github.com/apache/pulsar/pull/17901" target="_blank" rel="noopener noreferrer">#17901</a></li><li>[improve][ML]<!-- --> Print log when delete empty ledger. <a href="https://github.com/apache/pulsar/pull/17859" target="_blank" rel="noopener noreferrer">#17859</a></li><li>[fix][pulsar-client]<!-- --> Fix pendingLookupRequestSemaphore leak when channel inactive <a href="https://github.com/apache/pulsar/pull/17856" target="_blank" rel="noopener noreferrer">#17856</a></li><li>[improve][broker]<!-- -->Improve PersistentMessageExpiryMonitor expire speed when ledger not existed <a href="https://github.com/apache/pulsar/pull/17842" target="_blank" rel="noopener noreferrer">#17842</a></li><li>[fix][broker]<!-- --> Fix NPE when ResourceGroupService execute scheduled task. <a href="https://github.com/apache/pulsar/pull/17840" target="_blank" rel="noopener noreferrer">#17840</a></li><li>[refactor][java]<!-- --> Unify the acknowledge process for batch and non-batch message IDs <a href="https://github.com/apache/pulsar/pull/17833" target="_blank" rel="noopener noreferrer">#17833</a></li><li>[fix][proxy]<!-- --> Fix refresh client auth <a href="https://github.com/apache/pulsar/pull/17831" target="_blank" rel="noopener noreferrer">#17831</a></li><li>[fix][cli]<!-- --> Check numMessages after incrementing counter <a href="https://github.com/apache/pulsar/pull/17826" target="_blank" rel="noopener noreferrer">#17826</a></li><li>[fix][broker]<!-- --> add return for PersistentMessageExpiryMonitor#findEntryFailed <a href="https://github.com/apache/pulsar/pull/17816" target="_blank" rel="noopener noreferrer">#17816</a></li><li>[improve][broker]<!-- --> Make MessageRedeliveryController work more efficiently <a href="https://github.com/apache/pulsar/pull/17804" target="_blank" rel="noopener noreferrer">#17804</a></li><li>[Improve][Auth]<!-- -->Update authentication failed metrics report <a href="https://github.com/apache/pulsar/pull/17787" target="_blank" rel="noopener noreferrer">#17787</a></li><li>[fix][sec]<!-- --> Bump snakeyaml to 1.32 for CVE-2022-38752 component/security <a href="https://github.com/apache/pulsar/pull/17779" target="_blank" rel="noopener noreferrer">#17779</a></li><li>[fix][broker]<!-- --> ManagedLedger: move to FENCED state in case of BadVersionException <a href="https://github.com/apache/pulsar/pull/17736" target="_blank" rel="noopener noreferrer">#17736</a></li><li>[fix][client]<!-- --> Unwrap completion exception for Lookup Services <a href="https://github.com/apache/pulsar/pull/17717" target="_blank" rel="noopener noreferrer">#17717</a></li><li>[fix][broker]<!-- --> Fix namespace backlog quota check with retention. <a href="https://github.com/apache/pulsar/pull/17706" target="_blank" rel="noopener noreferrer">#17706</a></li><li>[fix][metadata]<!-- --> Cleanup state when lock revalidation gets <code>LockBusyException</code> <a href="https://github.com/apache/pulsar/pull/17700" target="_blank" rel="noopener noreferrer">#17700</a></li><li>[fix][broker]<!-- --> Fix executeWithRetry result is null <a href="https://github.com/apache/pulsar/pull/17694" target="_blank" rel="noopener noreferrer">#17694</a></li><li>[fix][common]<!-- --> Fix parsing partitionedKey with Base64 encode issue. <a href="https://github.com/apache/pulsar/pull/17687" target="_blank" rel="noopener noreferrer">#17687</a></li><li>[fix][metadata]<!-- --> Set revalidateAfterReconnection true for certain failures <a href="https://github.com/apache/pulsar/pull/17664" target="_blank" rel="noopener noreferrer">#17664</a></li><li>[fix][build]<!-- --> duplicate entry when merging services <a href="https://github.com/apache/pulsar/pull/17659" target="_blank" rel="noopener noreferrer">#17659</a></li><li>[fix][broker]<!-- --> Unregister topic policy listener if managed ledger close failed <a href="https://github.com/apache/pulsar/pull/17652" target="_blank" rel="noopener noreferrer">#17652</a></li><li>[fix][broker]<!-- --> Prevent Automatic Topic Creation during namespace deletion <a href="https://github.com/apache/pulsar/pull/17609" target="_blank" rel="noopener noreferrer">#17609</a></li><li>[improve][pulsar-proxy]<!-- --> Update proxy lookup throw exception type <a href="https://github.com/apache/pulsar/pull/17600" target="_blank" rel="noopener noreferrer">#17600</a></li><li>[improve][loadbalance]<!-- --> added loadBalancerReportUpdateMinIntervalMillis and ignores memory usage in getMaxResourceUsage() <a href="https://github.com/apache/pulsar/pull/17598" target="_blank" rel="noopener noreferrer">#17598</a></li><li>[improve][broker]<!-- -->Issue 17588: Allow deletion of a namespace that was left in deleted status <a href="https://github.com/apache/pulsar/pull/17592" target="_blank" rel="noopener noreferrer">#17592</a></li><li>[fix][broker]<!-- --> Topic policy reader can't recover when get any exception. <a href="https://github.com/apache/pulsar/pull/17562" target="_blank" rel="noopener noreferrer">#17562</a></li><li>[fix][broker]<!-- --> Fix potential exception causing the reader to be unable to continue reading <a href="https://github.com/apache/pulsar/pull/17556" target="_blank" rel="noopener noreferrer">#17556</a></li><li>[improve][txn]<!-- --> Implementation of Delayed Transaction Messages <a href="https://github.com/apache/pulsar/pull/17548" target="_blank" rel="noopener noreferrer">#17548</a></li><li>[fix][admin]<!-- --> Add SNI header when tlsHostnameVerification is not enabled <a href="https://github.com/apache/pulsar/pull/17543" target="_blank" rel="noopener noreferrer">#17543</a></li><li>[fix][client]<!-- -->Fix scheduledExecutorProvider not shutdown <a href="https://github.com/apache/pulsar/pull/17527" target="_blank" rel="noopener noreferrer">#17527</a></li><li>[fix][broker]<!-- -->Consumer can't consume messages because there has two sames topics in one broker <a href="https://github.com/apache/pulsar/pull/17526" target="_blank" rel="noopener noreferrer">#17526</a></li><li>[fix][broker]<!-- --> Fix the replicator unnecessary get schema request for BYTES schema <a href="https://github.com/apache/pulsar/pull/17523" target="_blank" rel="noopener noreferrer">#17523</a></li><li>[fix][tiered-storage]<!-- --> Don't cleanup data when offload met Metastore exception <a href="https://github.com/apache/pulsar/pull/17512" target="_blank" rel="noopener noreferrer">#17512</a></li><li>[fix][broker]<!-- --> Multiple consumer dispatcher stuck when <code>unackedMessages</code> greater than <code>maxUnackedMessages</code> <a href="https://github.com/apache/pulsar/pull/17483" target="_blank" rel="noopener noreferrer">#17483</a></li><li>[fix][broker]<!-- --> Extract additional servlets to the default directory <a href="https://github.com/apache/pulsar/pull/17477" target="_blank" rel="noopener noreferrer">#17477</a></li><li>[improve][broker]<!-- --> Improve cursor.getNumberOfEntries if isUnackedRangesOpenCacheSetEnabled=true <a href="https://github.com/apache/pulsar/pull/17465" target="_blank" rel="noopener noreferrer">#17465</a></li><li>[fix][sec]<!-- --> bump snakeyaml to 1.31 fix CVE-2022-25857 <a href="https://github.com/apache/pulsar/pull/17457" target="_blank" rel="noopener noreferrer">#17457</a></li><li>[improve][txn]<!-- --> Add getState in transaction for client API <a href="https://github.com/apache/pulsar/pull/17423" target="_blank" rel="noopener noreferrer">#17423</a></li><li>[improve][broker]<!-- --> Using <code>handle</code> instead of <code>handleAsync</code> to avoid using common pool thread <a href="https://github.com/apache/pulsar/pull/17403" target="_blank" rel="noopener noreferrer">#17403</a></li><li>[fix][broker]<!-- --> Fix issue where leader broker information isn't available after 10 minutes <a href="https://github.com/apache/pulsar/pull/17401" target="_blank" rel="noopener noreferrer">#17401</a></li><li>[fix][storage]<!-- -->fix OpAddEntry release error when exception in ManagedLedgerInterceptor <a href="https://github.com/apache/pulsar/pull/17394" target="_blank" rel="noopener noreferrer">#17394</a></li><li>[fix][broker]<!-- --> fix can not revoke permission after update topic partition <a href="https://github.com/apache/pulsar/pull/17393" target="_blank" rel="noopener noreferrer">#17393</a></li><li>[fix][client]<!-- --> Fix the message present in incoming queue after go to DLQ <a href="https://github.com/apache/pulsar/pull/17326" target="_blank" rel="noopener noreferrer">#17326</a></li><li>[fix][client]<!-- --> Fix reach redeliverCount client can't send batch messags <a href="https://github.com/apache/pulsar/pull/17317" target="_blank" rel="noopener noreferrer">#17317</a></li><li>[fix][client]<!-- --> Fix reach redeliverCount client can't send messages to DLQ <a href="https://github.com/apache/pulsar/pull/17287" target="_blank" rel="noopener noreferrer">#17287</a></li><li>[fix][schema]<!-- -->ledger handle leak when update schema <a href="https://github.com/apache/pulsar/pull/17283" target="_blank" rel="noopener noreferrer">#17283</a></li><li>[fix][broker]<!-- --> Fix broker cache eviction of entries read by active cursors <a href="https://github.com/apache/pulsar/pull/17273" target="_blank" rel="noopener noreferrer">#17273</a></li><li>[fix][broker]<!-- -->ManagedLedger metrics fail cause of zero period <a href="https://github.com/apache/pulsar/pull/17257" target="_blank" rel="noopener noreferrer">#17257</a></li><li>[fix][broker]<!-- -->Persist cursor info error when cursor close <a href="https://github.com/apache/pulsar/pull/17255" target="_blank" rel="noopener noreferrer">#17255</a></li><li>[enh][broker]<!-- --> Add metrics for entry cache insertion eviction <a href="https://github.com/apache/pulsar/pull/17248" target="_blank" rel="noopener noreferrer">#17248</a></li><li>[fix][tool]<!-- --> Using int instead of long in python scripts <a href="https://github.com/apache/pulsar/pull/17215" target="_blank" rel="noopener noreferrer">#17215</a></li><li>[fix][broker]<!-- --> Fix out of order data replication <a href="https://github.com/apache/pulsar/pull/17154" target="_blank" rel="noopener noreferrer">#17154</a></li><li>[fix][broker]<!-- --> Pass subscriptionName to auth service <a href="https://github.com/apache/pulsar/pull/17123" target="_blank" rel="noopener noreferrer">#17123</a></li><li>[fix][common]<!-- -->Fix presto sql avro decode error when publish non-batched msgs <a href="https://github.com/apache/pulsar/pull/17093" target="_blank" rel="noopener noreferrer">#17093</a></li><li>[fix][security]<!-- --> Bump PostgreSQL version to 42.4.1 <a href="https://github.com/apache/pulsar/pull/17066" target="_blank" rel="noopener noreferrer">#17066</a></li><li>[fix][ML]<!-- --> Fix offload read handle NPE. <a href="https://github.com/apache/pulsar/pull/17056" target="_blank" rel="noopener noreferrer">#17056</a></li><li>[fix][client]<!-- --> Fixed cnx channel Inactive causing the request fail to time out and fail to return <a href="https://github.com/apache/pulsar/pull/17051" target="_blank" rel="noopener noreferrer">#17051</a></li><li>[fix][broker]<!-- --> Fix schema does not replicate successfully <a href="https://github.com/apache/pulsar/pull/17049" target="_blank" rel="noopener noreferrer">#17049</a></li><li>[fix][broker]<!-- --> Fix calculate avg message per entry <a href="https://github.com/apache/pulsar/pull/17046" target="_blank" rel="noopener noreferrer">#17046</a></li><li>[fix][flaky-test]<!-- -->ManagedCursorMetricsTest.testCursorReadWriteMetrics <a href="https://github.com/apache/pulsar/pull/17045" target="_blank" rel="noopener noreferrer">#17045</a></li><li>[fix][broker]<!-- --> Increment topic stats outbound message counters and update rate after messages have been written to the TCP/IP connection <a href="https://github.com/apache/pulsar/pull/17043" target="_blank" rel="noopener noreferrer">#17043</a></li><li>[fix][broker]<!-- --> remove exception log when access status.html <a href="https://github.com/apache/pulsar/pull/17025" target="_blank" rel="noopener noreferrer">#17025</a></li><li>[fix][tiered-storage]<!-- --> move the state check forward <a href="https://github.com/apache/pulsar/pull/17020" target="_blank" rel="noopener noreferrer">#17020</a></li><li>[fix][client]<!-- --> Release semaphore before discarding messages in batchMessageContainer <a href="https://github.com/apache/pulsar/pull/17019" target="_blank" rel="noopener noreferrer">#17019</a></li><li>[fix][txn]<!-- --> fix ack with txn compute ackedCount error <a href="https://github.com/apache/pulsar/pull/17016" target="_blank" rel="noopener noreferrer">#17016</a></li><li>[fix][broker]<!-- --> fix broker unackmessages become a negative number <a href="https://github.com/apache/pulsar/pull/17003" target="_blank" rel="noopener noreferrer">#17003</a></li><li>[improve][broker]<!-- -->Remove unnecessary lock on the stats thread <a href="https://github.com/apache/pulsar/pull/16983" target="_blank" rel="noopener noreferrer">#16983</a></li><li>[fix][broker]<!-- -->Prevent <code>StackOverFlowException</code> in SHARED subscription <a href="https://github.com/apache/pulsar/pull/16965" target="_blank" rel="noopener noreferrer">#16965</a></li><li>[improve][broker]<!-- --> Improve naming for delete topic error <a href="https://github.com/apache/pulsar/pull/16965" target="_blank" rel="noopener noreferrer">#16965</a></li><li>[broker][monitoring]<!-- -->[fix]<!-- --> fix <code>pulsar_subscription_msg_ack_rate</code> <a href="https://github.com/apache/pulsar/pull/16866" target="_blank" rel="noopener noreferrer">#16866</a></li><li>[improve][broker]<!-- --> Expose topic level storage write and read rate metrics <a href="https://github.com/apache/pulsar/pull/16842" target="_blank" rel="noopener noreferrer">#16842</a></li><li>[fix][client]<!-- --> fix PatternTopicsChangedListener blocked when topic removed <a href="https://github.com/apache/pulsar/pull/16842" target="_blank" rel="noopener noreferrer">#16842</a></li><li>[fix][broker]<!-- --> ManagedCursor: mark delete no callback when create meta-ledger fail <a href="https://github.com/apache/pulsar/pull/16841" target="_blank" rel="noopener noreferrer">#16841</a></li><li>[fix][proxy]<!-- --> Fix client service url <a href="https://github.com/apache/pulsar/pull/16834" target="_blank" rel="noopener noreferrer">#16834</a></li><li>[improve][broker]<!-- --> clean the empty topicAuthenticationMap in zk when revoke permission <a href="https://github.com/apache/pulsar/pull/16815" target="_blank" rel="noopener noreferrer">#16815</a></li><li>[fix][client]<!-- --> Remove redundant check for chunked message TotalChunkMsgSize in ConsumerImpl <a href="https://github.com/apache/pulsar/pull/16797" target="_blank" rel="noopener noreferrer">#16797</a></li><li>[fix][client]<!-- --> Fix load trust certificate <a href="https://github.com/apache/pulsar/pull/16789" target="_blank" rel="noopener noreferrer">#16789</a></li><li>[fix][broker]<!-- --> Avoid IllegalStateException while client_version is not set <a href="https://github.com/apache/pulsar/pull/16788" target="_blank" rel="noopener noreferrer">#16788</a></li><li>[fix][connector]<!-- --> Fixed kafka source config for <code>pulsar-io-kafka</code> when <code>consumerConfigProperties</code>="" <a href="https://github.com/apache/pulsar/pull/16731" target="_blank" rel="noopener noreferrer">#16731</a></li><li>[fix][broker]<!-- --> Fix consumer does not abide by the max unacks limitation for Key_Shared subscription <a href="https://github.com/apache/pulsar/pull/16718" target="_blank" rel="noopener noreferrer">#16718</a></li><li>[fix][function]<!-- --> Fix python instance not process zip file correctly <a href="https://github.com/apache/pulsar/pull/16697" target="_blank" rel="noopener noreferrer">#16697</a></li><li>[fix][broker]<!-- --> Retry to delete the namespace if new topics created during the namespace deletion <a href="https://github.com/apache/pulsar/pull/16676" target="_blank" rel="noopener noreferrer">#16676</a></li><li>[improve][connector]<!-- --> add reader config to <code>pulsar-io-debezium</code> and <code>pulsar-io-kafka-connect-adaptor</code> <a href="https://github.com/apache/pulsar/pull/16675" target="_blank" rel="noopener noreferrer">#16675</a></li><li>[fix][broker]<!-- --> Fix consumer does not abide by the max unacks limitation for Shared subscription <a href="https://github.com/apache/pulsar/pull/16670" target="_blank" rel="noopener noreferrer">#16670</a></li><li>[fix][broker]<!-- --> fix stats-internal with option -m cause active ledger recover then close <a href="https://github.com/apache/pulsar/pull/16662" target="_blank" rel="noopener noreferrer">#16662</a></li><li>[fix][broker]<!-- --> Fixed deadlock in key-shared dispatcher <a href="https://github.com/apache/pulsar/pull/16660" target="_blank" rel="noopener noreferrer">#16660</a></li><li>[fix][client]<!-- --> Fix ReconsumeLater will hang up if retryLetterProducer exception <a href="https://github.com/apache/pulsar/pull/16655" target="_blank" rel="noopener noreferrer">#16655</a></li><li>[fix][authorization]<!-- --> Fix multiple roles authorization <a href="https://github.com/apache/pulsar/pull/16645" target="_blank" rel="noopener noreferrer">#16645</a></li><li>[fix][client ]<!-- -->Skip creating a subscription replication snapshot if no messages have been published after the topic gets activated on a broker <a href="https://github.com/apache/pulsar/pull/16618" target="_blank" rel="noopener noreferrer">#16618</a></li><li>[improve][client]<!-- --> Send CloseConsumer on client timeout <a href="https://github.com/apache/pulsar/pull/16616" target="_blank" rel="noopener noreferrer">#16616</a></li><li>[improve][client]<!-- --> Add message key if exists to deadLetter messages <a href="https://github.com/apache/pulsar/pull/16615" target="_blank" rel="noopener noreferrer">#16615</a></li><li>[fix][client]<!-- -->Fix newLookup TooManyRequestsException message <a href="https://github.com/apache/pulsar/pull/16594" target="_blank" rel="noopener noreferrer">#16594</a></li><li>[fix][function]<!-- --> Fixed error when user starts with the pulsar functions local runner <a href="https://github.com/apache/pulsar/pull/16565" target="_blank" rel="noopener noreferrer">#16565</a></li><li>[fix][broker]<!-- --> The configuration loadBalancerNamespaceMaximumBundles is invalid <a href="https://github.com/apache/pulsar/pull/16552" target="_blank" rel="noopener noreferrer">#16552</a></li><li>[improve][test]<!-- --> Reduce the time consumption of BacklogQuotaManagerTest <a href="https://github.com/apache/pulsar/pull/16550" target="_blank" rel="noopener noreferrer">#16550</a></li><li>[fix][python client]<!-- --> Better Python garbage collection management for C++-owned objects <a href="https://github.com/apache/pulsar/pull/16533" target="_blank" rel="noopener noreferrer">#16533</a></li><li>[fix][txn]<!-- --> fix pattern sub filter transaction system topic <a href="https://github.com/apache/pulsar/pull/16533" target="_blank" rel="noopener noreferrer">#16533</a></li><li>[fix][security]<!-- --> Upgrade to Jetty to 9.4.48.v20220622 to get rid of CVE-2022-2047 <a href="https://github.com/apache/pulsar/pull/16520" target="_blank" rel="noopener noreferrer">#16520</a></li><li>[fix][txn]<!-- --> Allow producer enable send timeout in transaction <a href="https://github.com/apache/pulsar/pull/16519" target="_blank" rel="noopener noreferrer">#16519</a></li><li>[fix][java-client]<!-- --> Make DeadLetterPolicy deserializable <a href="https://github.com/apache/pulsar/pull/16513" target="_blank" rel="noopener noreferrer">#16513</a></li><li>[fix][broker]<!-- --> Fixed error when delayed messages trackers state grows to >1.5GB <a href="https://github.com/apache/pulsar/pull/16490" target="_blank" rel="noopener noreferrer">#16490</a></li><li>[fix][pulsar-broker]<!-- --> Fix RawReader hasMessageAvailable returns true when no messages <a href="https://github.com/apache/pulsar/pull/16443" target="_blank" rel="noopener noreferrer">#16443</a></li><li>[fix][common]<!-- --> Fix setManagedLedgerOffloadedReadPriority not work. <a href="https://github.com/apache/pulsar/pull/16436" target="_blank" rel="noopener noreferrer">#16436</a></li><li>[fix][broker]<!-- --> fix No such ledger exception <a href="https://github.com/apache/pulsar/pull/16420" target="_blank" rel="noopener noreferrer">#16420</a></li><li>[fix][broker]<!-- --> Skip reading more entries for a pending read with no more entries <a href="https://github.com/apache/pulsar/pull/16400" target="_blank" rel="noopener noreferrer">#16400</a></li><li>[improve][broker]<!-- --> Recycle OpReadEntry in some corner cases <a href="https://github.com/apache/pulsar/pull/16390" target="_blank" rel="noopener noreferrer">#16390</a></li><li>[fix][broker]<!-- --> Fix RawReader out of order <a href="https://github.com/apache/pulsar/pull/16390" target="_blank" rel="noopener noreferrer">#16390</a></li><li>[fix][flaky-test]<!-- --> Fix failed test NonPersistentTopicE2ETest.testGCWillDeleteSchema <a href="https://github.com/apache/pulsar/pull/16381" target="_blank" rel="noopener noreferrer">#16381</a></li><li>[fix][broker]<!-- --> Expose timestamp field for SchemaData&SchemaInfo <a href="https://github.com/apache/pulsar/pull/16380" target="_blank" rel="noopener noreferrer">#16380</a></li><li>[improve][package]<!-- --> Improve the package download process <a href="https://github.com/apache/pulsar/pull/16365" target="_blank" rel="noopener noreferrer">#16365</a></li><li>[fix][proxy]<!-- --> Do not preserve host when forwarding admin requests. <a href="https://github.com/apache/pulsar/pull/16342" target="_blank" rel="noopener noreferrer">#16342</a></li><li>[improve][broker]<!-- --> Use shared broker client scheduled executor provider <a href="https://github.com/apache/pulsar/pull/16338" target="_blank" rel="noopener noreferrer">#16338</a></li><li>[fix][client]<!-- --> Ensure ack-timeout task gets re-scheduled when there are exception in the final stage <a href="https://github.com/apache/pulsar/pull/16337" target="_blank" rel="noopener noreferrer">#16337</a></li><li>[improve][java-client]<!-- --> Improve performance of multi-topic consumer with more than one IO thread <a href="https://github.com/apache/pulsar/pull/16336" target="_blank" rel="noopener noreferrer">#16336</a></li><li>[improve][java-client]<!-- --> Support passing existing scheduled executor providers to the client <a href="https://github.com/apache/pulsar/pull/16334" target="_blank" rel="noopener noreferrer">#16334</a></li><li>[fix][broker]<!-- --> fix select broker is none <a href="https://github.com/apache/pulsar/pull/16316" target="_blank" rel="noopener noreferrer">#16316</a></li><li>[improve][broker]<!-- --> Exclude the Netty Reactive Stream from asynchttpclient <a href="https://github.com/apache/pulsar/pull/16312" target="_blank" rel="noopener noreferrer">#16312</a></li><li>[fix][client]<!-- --> Fixed deadlock when checking topic ownership <a href="https://github.com/apache/pulsar/pull/16310" target="_blank" rel="noopener noreferrer">#16310</a></li><li>[fix][txn]<!-- --> Fix append txn message is lower than lowWaterMark decrease PendingWriteOps <a href="https://github.com/apache/pulsar/pull/16266" target="_blank" rel="noopener noreferrer">#16266</a></li><li>[fix][txn]<!-- --> Fix TopicTransactionBuffer ledger apend marker throw ManagedLedgerAlreadyClosedException <a href="https://github.com/apache/pulsar/pull/16265" target="_blank" rel="noopener noreferrer">#16265</a></li><li>[fix][transaction]<!-- --> Cmd-Subscribe and Cmd-Producer will not succeed even after 100 retries <a href="https://github.com/apache/pulsar/pull/16248" target="_blank" rel="noopener noreferrer">#16248</a></li><li>[improve][broker]<!-- --> Avoid go through all the consumers to get the message ack owner <a href="https://github.com/apache/pulsar/pull/16245" target="_blank" rel="noopener noreferrer">#16245</a></li><li>[improve][broker]<!-- --> Reduce the consumers list sort by priority level <a href="https://github.com/apache/pulsar/pull/16243" target="_blank" rel="noopener noreferrer">#16243</a></li><li>[fix][broker]<!-- -->fix npe when invoke replaceBookie. <a href="https://github.com/apache/pulsar/pull/16239" target="_blank" rel="noopener noreferrer">#16239</a></li><li>[fix][broker]<!-- -->Fix getInternalStats occasional lack of LeaderInfo again <a href="https://github.com/apache/pulsar/pull/16238" target="_blank" rel="noopener noreferrer">#16238</a></li><li>[improve][java-client]<!-- --> Replace ScheduledExecutor to improve performance of message consumption <a href="https://github.com/apache/pulsar/pull/16236" target="_blank" rel="noopener noreferrer">#16236</a></li><li>[fix][broker]<!-- --> Fix NPE when drop backlog for time limit. <a href="https://github.com/apache/pulsar/pull/16235" target="_blank" rel="noopener noreferrer">#16235</a></li><li>[improve][broker]<!-- -->[PIP-149]<!-- -->Make getList async <a href="https://github.com/apache/pulsar/pull/16221" target="_blank" rel="noopener noreferrer">#16221</a></li><li>[fix][broker]<!-- -->fix bug: fail to expose managed ledger client stats to prometheus if bookkeeperClientExposeStatsToPrometheus is true <a href="https://github.com/apache/pulsar/pull/16219" target="_blank" rel="noopener noreferrer">#16219</a></li><li>[fix][broker]<!-- --> Fix compaction subscription acknowledge Marker msg issue. <a href="https://github.com/apache/pulsar/pull/16205" target="_blank" rel="noopener noreferrer">#16205</a></li><li>[fix][broker]<!-- --> Fix passing incorrect authentication data <a href="https://github.com/apache/pulsar/pull/16201" target="_blank" rel="noopener noreferrer">#16201</a></li><li>[fix][function]<!-- --> Ensure bytes is a well-formed UTF-8 byte sequence when decode the <code>FunctionState</code> bytes to string <a href="https://github.com/apache/pulsar/pull/16199" target="_blank" rel="noopener noreferrer">#16199</a></li><li>[fix][admin]<!-- --> Fix get non-persistent topics issue in Namespaces. <a href="https://github.com/apache/pulsar/pull/16170" target="_blank" rel="noopener noreferrer">#16170</a></li><li>[improve][java-client]<!-- --> Only trigger the batch receive timeout when having pending batch receives requests <a href="https://github.com/apache/pulsar/pull/16160" target="_blank" rel="noopener noreferrer">#16160</a></li><li>[fix][sql]<!-- --> Fix <code>messageQueue</code> release message issue. <a href="https://github.com/apache/pulsar/pull/16155" target="_blank" rel="noopener noreferrer">#16155</a></li><li>[fix][txn]<!-- -->Fix race in TransactionMetaStoreHandler <a href="https://github.com/apache/pulsar/pull/16147" target="_blank" rel="noopener noreferrer">#16147</a></li><li>[fix][txn]<!-- --> Fix NPE when ack message with transaction at cnx = null <a href="https://github.com/apache/pulsar/pull/16142" target="_blank" rel="noopener noreferrer">#16142</a></li><li>[improve][broker]<!-- --> Use LinkedHashSet for config items of type Set to preserve elements order <a href="https://github.com/apache/pulsar/pull/16138" target="_blank" rel="noopener noreferrer">#16138</a></li><li>[improve][broker]<!-- --> Use OrderedExecutor instead of OrderedScheduler for consumer dispatch <a href="https://github.com/apache/pulsar/pull/16115" target="_blank" rel="noopener noreferrer">#16115</a></li><li>[fix][broker]<!-- -->[monitoring]<!-- --> fix message ack rate <a href="https://github.com/apache/pulsar/pull/16108" target="_blank" rel="noopener noreferrer">#16108</a></li><li>[fix][broker]<!-- --> Fix NPE when get /admin/v2/namespaces/public/default/maxTopicsPerNamespace <a href="https://github.com/apache/pulsar/pull/16076" target="_blank" rel="noopener noreferrer">#16076</a></li><li>[fix][Java Client]<!-- --> Fix thread safety issue of <code>LastCumulativeAck</code> <a href="https://github.com/apache/pulsar/pull/16072" target="_blank" rel="noopener noreferrer">#16072</a></li><li>[improve][broker]<!-- --> Add config to allow deliverAt time to be strictly honored <a href="https://github.com/apache/pulsar/pull/16068" target="_blank" rel="noopener noreferrer">#16068</a></li><li>[fix][broker]<!-- --> Avoid AuthenticationDataSource mutation for subscription name <a href="https://github.com/apache/pulsar/pull/16065" target="_blank" rel="noopener noreferrer">#16065</a></li><li>[improve][broker]<!-- --> Avoid reconnection when a partitioned topic was created concurrently <a href="https://github.com/apache/pulsar/pull/16043" target="_blank" rel="noopener noreferrer">#16043</a></li><li>[fix][txn]<!-- --> Ack the same batch message different batchIndex with transaction <a href="https://github.com/apache/pulsar/pull/16032" target="_blank" rel="noopener noreferrer">#16032</a></li><li>[fix][client]<!-- --> Remove producer when close producer command is received <a href="https://github.com/apache/pulsar/pull/16028" target="_blank" rel="noopener noreferrer">#16028</a></li><li>[fix][admin]<!-- --> Fix missing response type in swagger definitions <a href="https://github.com/apache/pulsar/pull/16022" target="_blank" rel="noopener noreferrer">#16022</a></li><li>[fix][broker]<!-- --> Fix create client with TLS config <a href="https://github.com/apache/pulsar/pull/16014" target="_blank" rel="noopener noreferrer">#16014</a></li><li>[fix][broker]<!-- --> Removing log4j-1.2-api from dependencies <a href="https://github.com/apache/pulsar/pull/15991" target="_blank" rel="noopener noreferrer">#15991</a></li><li>[fix][tests]<!-- --> TieredStorageConfigurationTests - clear system properties <a href="https://github.com/apache/pulsar/pull/15957" target="_blank" rel="noopener noreferrer">#15957</a></li><li>[fix][admin]<!-- --> Fix producer/consume permission can’t get schema <a href="https://github.com/apache/pulsar/pull/15956" target="_blank" rel="noopener noreferrer">#15956</a></li><li>[improve][client]<!-- --> Extracted interface for EntryCacheManager <a href="https://github.com/apache/pulsar/pull/15933" target="_blank" rel="noopener noreferrer">#15933</a></li><li>[improve][client]<!-- --> Add classLoader field for <code>SchemaDefinition</code> <a href="https://github.com/apache/pulsar/pull/15915" target="_blank" rel="noopener noreferrer">#15915</a></li><li>[fix][broker]<!-- --> Avoid contended synchronized block on topic load <a href="https://github.com/apache/pulsar/pull/15883" target="_blank" rel="noopener noreferrer">#15883</a></li><li>[fix][tiered-storage]<!-- --> Fix the wrong secret key name get from env <a href="https://github.com/apache/pulsar/pull/15814" target="_blank" rel="noopener noreferrer">#15814</a></li><li>[fix][broker]<!-- --> Make <code>deleteTopicPolicies</code> serialized is executed when close topic. <a href="https://github.com/apache/pulsar/pull/15811" target="_blank" rel="noopener noreferrer">#15811</a></li><li>[broker][monitoring]<!-- --> add message ack rate metric for consumer <a href="https://github.com/apache/pulsar/pull/15674" target="_blank" rel="noopener noreferrer">#15674</a></li><li>[fix][storage]<!-- --> Autorecovery default reppDnsResolverClass to ZkBookieRackAffinityMapping <a href="https://github.com/apache/pulsar/pull/15640" target="_blank" rel="noopener noreferrer">#15640</a></li><li>[fix][broker]<!-- -->[functions-worker]<!-- --> Ensure prometheus metrics are grouped by type <a href="https://github.com/apache/pulsar/pull/15558" target="_blank" rel="noopener noreferrer">#15558</a></li><li>[fix][broker]<!-- --> Fixed key-shared delivery of messages with interleaved delays <a href="https://github.com/apache/pulsar/pull/15409" target="_blank" rel="noopener noreferrer">#15409</a></li><li>[fix][function]<!-- -->Pulsar Functions: allow a Function<GenericObject?> to access the original Schema of the Message and use it <a href="https://github.com/apache/pulsar/pull/14847" target="_blank" rel="noopener noreferrer">#14847</a></li><li>[improve][security]<!-- --> Add load multiple certificates support <a href="https://github.com/apache/pulsar/pull/14798" target="_blank" rel="noopener noreferrer">#14798</a></li><li>[improve][client]<!-- --> Optimize pause when creating sub consumers in multi-topic consumer <a href="https://github.com/apache/pulsar/pull/14566" target="_blank" rel="noopener noreferrer">#14566</a></li><li>[improve][broker]<!-- --> refactor ManagedLedger cacheEvictionTask implement <a href="https://github.com/apache/pulsar/pull/14488" target="_blank" rel="noopener noreferrer">#14488</a></li><li>[improve][metadata-store]<!-- --> Fix metadata cache inconsistency on doing refresh <a href="https://github.com/apache/pulsar/pull/14283" target="_blank" rel="noopener noreferrer">#14283</a></li><li>[fix][broker]<!-- --> Fix NPE of internalExpireMessagesByTimestamp <a href="https://github.com/apache/pulsar/pull/14243" target="_blank" rel="noopener noreferrer">#14243</a></li><li>[fix][broker]<!-- -->Prevent StackOverFlowException in KEY_SHARED subscription <a href="https://github.com/apache/pulsar/pull/14121" target="_blank" rel="noopener noreferrer">#14121</a></li><li>[fix][txn]<!-- --> Set TC state is Ready after open MLTransactionMetadataStore completely. <a href="https://github.com/apache/pulsar/pull/13957" target="_blank" rel="noopener noreferrer">#13957</a></li><li>[improve][broker]<!-- --> Do not create missing topic when loading namespace <a href="https://github.com/apache/pulsar/pull/13948" target="_blank" rel="noopener noreferrer">#13948</a></li><li>[improve][broker]<!-- --> Use shared executors for broker and geo-replication clients <a href="https://github.com/apache/pulsar/pull/13839" target="_blank" rel="noopener noreferrer">#13839</a></li><li>[improve][broker]<!-- -->Updating dependencies to get rid of CVEs brought in with kafka and log4j-1.2 libs <a href="https://github.com/apache/pulsar/pull/13726" target="_blank" rel="noopener noreferrer">#13726</a></li><li>[improve][broker]<!-- -->Support dynamic update cache config <a href="https://github.com/apache/pulsar/pull/13679" target="_blank" rel="noopener noreferrer">#13679</a></li><li>[improve][broker]<!-- --> Recycler should use io.netty.recycler.maxCapacityPerThread instead of io.netty.recycler.maxCapacity.default as maxCapacityPerThread configuration in Netty 4.1.x <a href="https://github.com/apache/pulsar/pull/13563" target="_blank" rel="noopener noreferrer">#13563</a></li><li>[fix][broker]<!-- -->Fix zk-node leak of admin path <a href="https://github.com/apache/pulsar/pull/12972" target="_blank" rel="noopener noreferrer">#12972</a></li><li>[fix][broker]<!-- --> Only refresh metadata if path is already in cache after write. <a href="https://github.com/apache/pulsar/pull/12896" target="_blank" rel="noopener noreferrer">#12896</a></li><li>[improve][broker]<!-- --> Broker extensions to allow operators of enterprise wide cluster better control and flexibility <a href="https://github.com/apache/pulsar/pull/12536" target="_blank" rel="noopener noreferrer">#12536</a></li><li>[improve][client]<!-- --> Support passing existing executor providers to the client <a href="https://github.com/apache/pulsar/pull/12037" target="_blank" rel="noopener noreferrer">#12037</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-2.9.4.md" target="_blank" rel="noreferrer noopener" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" class="iconEdit_Z9Sw" aria-hidden="true"><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"></path></g></svg>Edit this page</a></div><div class="col lastUpdated_vwxv"></div></div></footer></article><nav 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