[GitHub] [pulsar-site] momo-jun commented on a diff in pull request #209: Pulsar 2.8.4 release notes

[GitBox <gi...@apache.org>]

momo-jun commented on code in PR #209:
URL: https://github.com/apache/pulsar-site/pull/209#discussion_r971592842


##########
site2/website-next/release-notes/versioned/pulsar-2.8.4.md:
##########
@@ -0,0 +1,179 @@
+---
+id: pulsar-2.8.4
+title: Apache Pulsar 2.8.4
+sidebar_label: Apache Pulsar 2.8.4
+---
+
+#### Broker
+- [improve][broker] Do not print the log that the topic does not exist [13535](https://github.com/apache/pulsar/pull/13535)
+- [fix][broker] Fix NPE when nextValidLedger is null [13975](https://github.com/apache/pulsar/pull/13975)
+- [fix][broker] Fix NPE when `ReplicatedSubscriptionsController` sends marker message with deduplication enabled [14017](https://github.com/apache/pulsar/pull/14017)
+- [fix][broker] Fix avg-messagePerEntry metrics for consumer [14330](https://github.com/apache/pulsar/pull/14330)
+- [improve][broker] Validate rack name when setting the bookie rack info [14336](https://github.com/apache/pulsar/pull/14336)
+- [improve][broker] Optimize find nics process. [14340](https://github.com/apache/pulsar/pull/14340)
+- [fix][broker] Fix NPE when subscription is already removed [14363](https://github.com/apache/pulsar/pull/14363)
+- [fix][broker] Fix Broker HealthCheck Endpoint Exposes Race Conditions [14367](https://github.com/apache/pulsar/pull/14367)
+- [improve][broker] Optimize RawReader#create when using Compactor [14447](https://github.com/apache/pulsar/pull/14447)
+- [fix][broker] Fix the latest message of the compacted topic cannot be read [14449](https://github.com/apache/pulsar/pull/14449)
+- [fix][broker] Fix producerFuture not completed in ServerCnx#handleProducer [14467](https://github.com/apache/pulsar/pull/14467)
+- [fix][broker] Fix NPW in ManagedLedgerImpl [14481](https://github.com/apache/pulsar/pull/14481)
+- [improve][broker] Support shrink in ConcurrentLongHashMap [14497](https://github.com/apache/pulsar/pull/14497)
+- [fix][broker] Fixed wrong behaviour caused by not cleaning up topic policy service state. [14503](https://github.com/apache/pulsar/pull/14503)
+- [improve][broker] Optimize memory usage: support to shrink for pendingAcks map [14515](https://github.com/apache/pulsar/pull/14515)
+- [fix][broker] Cancel offload tasks when managed ledger closed [14744](https://github.com/apache/pulsar/pull/14744)
+- [improve][broker] Reduce unnecessary expansions for ConcurrentLong map and set [14562](https://github.com/apache/pulsar/pull/14562)
+- [fix][broker] Fix metadata store deadlock when checking BacklogQuota  [14634](https://github.com/apache/pulsar/pull/14634)
+- [improve][broker] Support shrink for map or set [14663](https://github.com/apache/pulsar/pull/14663)
+- [fix][broker] Fix lost message issue due to ledger rollover [14664](https://github.com/apache/pulsar/pull/14664)
+- [fix][broker] Set splitNamespaceBundle with `readonly=false` [14680](https://github.com/apache/pulsar/pull/14680)
+- [fix][broker] Fixed duplicated delayed messages when all consumers disconnect [14740](https://github.com/apache/pulsar/pull/14740)
+- [fix][broker] Fix wrong state for non-durable cursor [14869](https://github.com/apache/pulsar/pull/14869)
+- [fix][broker] Improve error logging for topic not found [14892](https://github.com/apache/pulsar/pull/14892)
+- [fix][broker] Fix topic policy reader close bug [14897](https://github.com/apache/pulsar/pull/14897)
+- [fix][broker] Return if reset in progress [14978](https://github.com/apache/pulsar/pull/14978)
+- [fix][broker] Fix potential NPE in Replicator [15003](https://github.com/apache/pulsar/pull/15003)
+- [fix][broker] Fix race condition in updating lastMarkDeleteEntry field [15031](https://github.com/apache/pulsar/pull/15031)
+- [fix][broker] Fix potential to add duplicated consumer [16826](https://github.com/apache/pulsar/pull/16826)
+- [fix][broker] Follow up on race condition fixes in ManagedCursorImpl #15031 [15067](https://github.com/apache/pulsar/pull/15067)
+- [cleanup] [broker] Remove useless code to avoid confusion in OpReadEntry#checkReadCompletion [15104](https://github.com/apache/pulsar/pull/15104)
+- [fix][broker] Cancel `fencedTopicMonitoringTask` when topic closed normally. [15202](https://github.com/apache/pulsar/pull/15202)
+- [fix][broker] Fix MessageDeduplication#inactiveProducers may not be persistence correctly [15206](https://github.com/apache/pulsar/pull/15206)
+- [fix][broker] Fix race condition between timeout and completion  in `OpAddEntry`  [15233](https://github.com/apache/pulsar/pull/15233)
+- [fix][broker] Fix problem at RateLimiter#tryAcquire [15306](https://github.com/apache/pulsar/pull/15306)
+- [improve][broker] Use shrink map for message redelivery. [15342](https://github.com/apache/pulsar/pull/15342)
+- [improve][broker] Support shrink for ConcurrentSortedLongPairSet [15354](https://github.com/apache/pulsar/pull/15354)
+- [improve][broker] Close connection if a ping or pong message cannot be sent [15382](https://github.com/apache/pulsar/pull/15382)
+- [cleanup][broker] Fix typo in enum name and handle closing of the channel properly since writeAndFlush is asynchronous [15384](https://github.com/apache/pulsar/pull/15384)
+- [fix][broker] Avoid heartbeat topic to offload. [15393](https://github.com/apache/pulsar/pull/15393)
+- [fix][broker] Fix deadlock in broker after race condition in topic creation failure [15570](https://github.com/apache/pulsar/pull/15570)
+- [fix][broker] fix calculation in getNumberOfEntriesInStorage [15627](https://github.com/apache/pulsar/pull/15627)
+- [fix][broker] Fix NPE when set `AutoTopicCreationOverride` [15653](https://github.com/apache/pulsar/pull/15653)
+- [fix][broker] Fix creating producer failure when set backlog quota [15663](https://github.com/apache/pulsar/pull/15663)
+- [fix][broker] Fix NPE when put value to `RangeCache` [15707](https://github.com/apache/pulsar/pull/15707)
+- [fix][broker] Fix can not enable system topic if `AutoUpdateSchemaEnabled=false` [15759](https://github.com/apache/pulsar/pull/15759)
+- [fix][broker] Fix wrong unit of NIC speed on linux  [15770](https://github.com/apache/pulsar/pull/15770)

Review Comment:
   ```suggestion
   - [fix][broker] Fix wrong unit of NIC speed on Linux  [15770](https://github.com/apache/pulsar/pull/15770)
   ```



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