[Pulsar Community Weekly Update] 2021-07-26 ~ 2021-08-01

[Jipei Wang <ji...@streamnative.io>]

Hi Pulsar Community,

The latest Pulsar Weekly update is here! Welcome to check the Pulsar community weekly update for 07/26, 2021 - 08/01, 2021.

First, we would like to thank the contributors of the following Github ID who helped build Pulsar during the week:
frankxieke, massakam, Sunny-Island, Technoboy-, kaushik-develop, codelipenghui, BewareMyPower, Shoothzj, Vanlightly,  urfreespace, nlu90, eolivelli, bharanic-dev, zliang-min, yehancha, 315157973, ravi-vaidyanathan, ronfarkash, danielsinai, liangyepianzhou, merlimat, Jason918, lhotari, Demogorgon314, gaoran10, WJL3333

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## Pulsar Program Overview
- Github Forks: 2.3K
- Github Stars: 9.4K
- Github Contributors: 433

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## Pulsar Updates

### Pulsar Highlight
- [Broker] Add additional servlet support to broker. [1]

[1] https://github.com/apache/pulsar/pull/11498

### Notable Feature
- [Broker] Add additional servlet support. [2]
- [Admin API] Add offload ledger info for admin topics stats. [3]

[2] https://github.com/apache/pulsar/pull/11498
[3] https://github.com/apache/pulsar/pull/11465

### Notable Bug Fix
- [Broker] Improve error logs in BacklogQuotaManager. [4]
- [C++ Client] Fix brew error in site docs to compile C++ client. [5]
- [Broker] Check the BrokerInterceptor before de-ref-ing `newMessageAndIntercept` to avoid NPE. [6]
- [Flaky-test] Fix the issue that `testMessageExpiryWithTopicMessageTTL` test method fails. [7]
- [Schema] Fix the schema deletion when delete topic with delete schema. [8]
- [Broker] Do not create system topic for heartbeat namespace. [9]
- [Pulsar IO] Fix the issue that source stats exposes empty `latestSystemExceptions` and `latestSourceExceptions` list. [10]
 - [Broker] Add backoff setting to get topic policies when topic policies cache doesn't init exception. [11]
- [Java] Deep copy the tenants to avoid concurrent access before tenants sorting. [12]
- [C++] Fix the issue that connect timer cancellation does not call timeout callback. [13]
- [C++] Add padding characters to base64 encoded protobuf native schema. [14]
- [Go Functions] Upgrade go client version to 0.6.0. [15]
- [ZooKeeper] Remove old prometheus metric provider in ZooKeeperStarter and ConfigurationStoreStarter. [16]
- [Websocket] Remove `System.out.println` from ConsumerHandler. [17]

[4] https://github.com/apache/pulsar/pull/11469
[5] https://github.com/apache/pulsar/pull/11512
[6] https://github.com/apache/pulsar/pull/11524
[7] https://github.com/apache/pulsar/pull/11516
[8] https://github.com/apache/pulsar/pull/11501
[9] https://github.com/apache/pulsar/pull/11499
[10] https://github.com/apache/pulsar/pull/11478
[11] https://github.com/apache/pulsar/pull/11487
[12] https://github.com/apache/pulsar/pull/11463
[13] https://github.com/apache/pulsar/pull/11486
[14] https://github.com/apache/pulsar/pull/11492
[15] https://github.com/apache/pulsar/pull/11477
[16] https://github.com/apache/pulsar/pull/11479
[17] https://github.com/apache/pulsar/pull/11459

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## Events / News
- Announcement: Pulsar Go Client 0.6.0 Release [1]
- Recurring Events: Pulsar Monthly Updates [2]
- Upcoming Events
    - [August 6-8th] ApacheCon Asia 2021 [3]
    - August Pulsar Monthly Updates: A Deep Dive into Key-shared Subscription [4]
    - [September 21-23rd] ApacheCon 2021 [5]
    - [October 6th] Pulsar Virtual Summit Europe [6]
- Call for Participation: Apache Pulsar 2.8.0 Release Party [7]

[1] https://github.com/apache/pulsar-client-go/releases/tag/v0.6.0
[2] https://www.youtube.com/watch?v=Bss2OYq7SVk&list=PLqRma1oIkcWh2E_IauHPEdnbk26Bces9E
[3] https://www.apachecon.com/acasia2021/
[4] https://streamnative.zoom.us/webinar/register/WN_BqHC8IUSSCCNiTO0OSjkdQ
[5] https://www.apachecon.com/acah2021/
[6] https://hopin.com/events/pulsar-summit-europe-2021
[7] https://streamnative.io/en/blog/community/2021-07-16-release-party

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## Credits
The Pulsar Weekly is brought to you by Yong Zhang  and Jipei Wang.

Thank you for reading. Stay tuned and see you next week!

Best,
Jipei