👍 +1 Best Regards.
Jia Zhai Beijing, China Mobile: +86 15810491983 On Mon, Sep 16, 2019 at 1:29 PM Matteo Merli <mme...@apache.org> wrote: > Please review > > ============================== > > ## Description: > > Pulsar is a highly scalable, low latency messaging platform running on > commodity hardware. It provides simple pub-sub semantics over topics, > guaranteed at-least-once delivery of messages, automatic cursor management > for > subscribers, and cross-datacenter replication. > > ## Issues: > - There are no issues requiring board attention at this time. > > ## Activity: > - The project has released 2.4.0 in June and a subsequent patch release > 2.4.1 in August. This was a very big release that included many new > features and improvements. > Highlights include: > * Key-Shared Subscription type > * Delayed message delivery > * Negative acknowledgments > * Replicated subscriptions > * Kerberos authentication > * Go functions > * Schema versioning > > - Conferences talk on Pulsar > * 5 Pulsar talks were presented at Apache Con NA 2019 > - Using Apache Pulsar to Provide Real-Time IoT Analytics on the Edge > by > David Kjerrumgaard > - Life beyond Kafka with Apache Pulsar - Alvaro Santos Andrés > - Building Zhaopin's enterprise event bus based on Apache Pulsar by > Jia > Zhai and Penghui Li > - Interactive querying of streams using Apache Pulsar - Boyang Jerry > Peng > - Serverless Event Streaming with Pulsar Function: Use Cases and Best > Practices by Xiaolong Ran > * Two talks are scheduled for Strata NY in September: > - Posttransaction processing using Apache Pulsar at Narvar, by > Karthik Ramasamy > - How Orange Financial combats financial fraud over 50M transactions > a day using Apache Pulsar, by Sijie Guo > * One talk is scheduled for Flink Forward Berlin in October: > - Query Pulsar Streams using Apache Flink by Sijie > * One keynote on Pulsar at the "Workshop on Real-time & Stream > Analytics" at IEEE > Big Data conference in Dec will be presented by Matteo Merli > * Several Pulsar specific meetups were held in China, Japan and > US. Other talks > on Pulsar were also hosted in other meetups. > > - Work is ongoing for next release (2.5.0) for which we plan to include: > * Transactional API > * Ruby Client > * Pulsar manager UI > * Kafka protocol handler > - Since last report sever PIPs (Pulsar improvement proposals) were > submitted: > * PIP 38: Batch Receiving Messages > * PIP 39: Namespace Change Events > * PIP 40: Pulsar Manager > * PIP 41: Pluggable Protocol Handler > * PIP 42: KoP - Kafka on Pulsar > * PIP 43: producer send message with different schema > * PIP 44: Separate schema compatibility checker for producer and > consumer > > - New client libraries have seen signifant work: > * NodeJS client: https://github.com/apache/pulsar-client-node > * Native Go client: https://github.com/apache/pulsar-client-go > * Ruby > * C# https://github.com/danske-commodities/dotpulsar > * F# https://github.com/fsharplang-ru/pulsar-client-dotnet > > ## Health report: > - There is healthy grow in the community, several users are starting to > become contributors to the project and engaging more and more with > the community. > - Activity on the Slack channel is still high, many first time users come > to ask questions while getting started. There are 148 weekly active > users > on the channel, up from 103 in June. > > ## PMC changes: > > - Currently 24 PMC members > - 1 new PMC member added since last report: > - Penghui Li - Sep 10th > > ## Committer base changes: > > - Currently 28 committers > - 4 committers were added since last report > - Jennifer Huang - Jun 24th > - Ali Ahmed - Jul 25th > - Fangbin Sun - Jul 25th > - Xiaolong Ran - Jul 25th > > ## Releases: > > - 2.4.0 was released on Jun. 30th 2019 > - 2.4.1 was released on Aug. 30th 2019 > > ## Mailing list activity: > > - Activity on the mailing lists remains high with a mixture of new users, > contributors, and deeper more experienced users and contributors > sparking > discussion and questions and filing bugs or new features. > > - us...@pulsar.apache.org: > - 121 subscribers (+18 from Jun 2019) - 110 emails sent to list in > last 3 months > > - dev@pulsar.apache.org: > - 135 subscribers (+27 from Jun 2019) - 290 emails sent to list in > last 3 months > > ## Slack activity: > * 1041 Members > * 148 Active weekly users > > ## GitHub activity: > > - 328 PRs from 60 contributors were merged in the last 3 months > - 261 Issues were created and 165 closed in the last 3 months > - 4130 Stars (up from 3540 in June 2019) > > -- > Matteo Merli > <mme...@apache.org> >
