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[improve][build] Replace cross-module test JARs with java-test-fixtures and separate test infrastructure from test classes

type/enhancementThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messagesThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messages

Status: Open.

#26011 In apache/pulsar;

· lhotari opened on Jun 12, 2026

[Bug] RoaringBitmaps read operations aren't necessary thread safe when using ReadWriteLock or StampedLocked

type/bugThe PR fixed a bug or issue reported a bugThe PR fixed a bug or issue reported a bug

Status: Open.

#25991 In apache/pulsar;

· lhotari opened on Jun 10, 2026

[Bug] Cursor cannot persist individual deleted message state when using managedLedgerPersistIndividualAckAsLongArray=true and backlog is larger than 30M entries

type/bugThe PR fixed a bug or issue reported a bugThe PR fixed a bug or issue reported a bug

Status: Open.

#25985 In apache/pulsar;

· lhotari opened on Jun 9, 2026

[Improve] Pulsar Admin: support custom messagePosition parameter in Topics.peekMessages Java client API

Status: Open.

#25983 In apache/pulsar;

· Pruthvirajj240 opened on Jun 9, 2026

[Improve] Consumer.resume() can leave the consumer stuck and not deliver any messages

type/enhancementThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messagesThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messages

Status: Open.

#25978 In apache/pulsar;

· PavelZeger opened on Jun 8, 2026

[Bug] Final managed-ledger ledger cannot be offloaded after topic termination

Status: Open.

#25956 In apache/pulsar;

· void-ptr974 opened on Jun 6, 2026

Upgrade opentelemetry-api to 1.62.0 due to CVE-2026-45292

type/enhancementThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messagesThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messages

Status: Open.

#25903 In apache/pulsar;

· adarshhm6 opened on May 31, 2026

[Bug] ControlledClusterFailover.close loses the underlying exception

type/bugThe PR fixed a bug or issue reported a bugThe PR fixed a bug or issue reported a bug

Status: Open.

#25898 In apache/pulsar;

· PavelZeger opened on May 30, 2026

[Bug] OTel producer spans can report incorrect topic for partitioned producers

Status: Open.

#25897 In apache/pulsar;

· void-ptr974 opened on May 30, 2026

[Bug] OTel consumer spans use incorrect topic for multi-topic consumers

Status: Open.

#25895 In apache/pulsar;

· void-ptr974 opened on May 30, 2026

[Fn][Observability] Status of OpenTelemetry metrics support (PIP-264/PIP-320)

type/enhancementThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messagesThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messages

Status: Open.

#25885 In apache/pulsar;

· Dream95 opened on May 28, 2026

[feature] Native support for AI agent ecosystem (MCP, agent runtime, agent communication)

type/enhancementThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messagesThe enhancements for the existing features or docs. e.g. reduce memory usage of the delayed messages

Status: Open.

#25881 In apache/pulsar;

· Chinakeyboardman opened on May 27, 2026