tool with Apache Arrow, Parquet and DataFusion 朱霜 2023.06.18 1. Introduction 2. Duo - Observability duet: Logging and Tracing • What is Duo? • How does it work? 3. Apache Arrow, Parquet and DataFusion DataFusion • A brief introduction to Arrow, Parquet, and DataFusion • How does Duo store and query log, span data? 4. The vision of Duo Content Introduction • ID: Folyd • GitHub: @folyd • 博客: https://folyd duet: Logging and Tracing Duo - How does it work? Duo - How does it work? Apache Arrow, Parquet, and DataFusion Apache Arrow • Created by Wes McKinney, creator of Pandas (2016) • A language-independent

Apache OFBiz® The Apache OFBiz Project Version Trunk Table of Contents 1. System requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . License License Apache 2.0 Apache 2.0 [badge] If you are reading this file in AsciiDoc format you may want to see it at HTML or PDF format Welcome to Apache OFBiz! A powerful top level Apache software project reading section. 3 3. Security If you find a security issue, please report it to: security @ ofbiz.apache.org. Once proper mitigations to the security issues are complete the OFBiz team will disclose this

解读Apache 解读Apache 演讲者 Craig Russell Justin Mclean 姜宁 本演讲包含了 Bertrand Delacretaz, Roman Shaposhnik 以及其 它ASF贡献者的⼯作 Craig Russell介绍 Craig Russell介绍 软件架构师 Object Data Management Group Java Data Objects (MySQL) Apache Committer - from 2005 Apache Member - from 2007 Apache Secretary - from 2010-2019 Apache 孵化器管理委员成员 Apache 董事会主席 Apache 软件基⾦会: Apache 软件基⾦会: 世界上最⼤的开源基⾦会 Apache基⾦会的使命 Apache基⾦会的使命 Apache软基⾦⾦会 Apache软基⾦⾦会 (ASF) 是⼀个根据美国法案 501(c)(3)注册公益性组织。 ASF的使命 是通过向加⼊ASF的志同道合的软件项⽬社区提供服务，为公众提供开源软件。 ASF提供了⼀个独⽴于任何公司影响⼒的中⽴空间，保证其中的 项⽬可以在商业友好Apache许可证2.0下繁荣发展， 为公众利益 创建开源软件。 公开成⽴于1999年的公益组织 公开成⽴于1999年的公益组织 使命:

Apache Explained Presented by Roman Shaposhnik Craig Russell Justin Mclean Including original work of Bertrand Delacretaz and other amazing ASF contributors ➔ Engineer and Entrepreneur ◆ Founder Pivotal Inc. ◆ Ex- Sun microsystems, Huawei, Yahoo!, Cloudera ➔ Apache Committer - from 2010 ➔ Apache Member - from 2014 ➔ Apache Board Member and VP of Legal Affairs - from 2018 ➔ Member, Incubator Management Committee, Bigdata Who is Roman Shaposhnik? Apache Software Foundation: The World’s Largest Open Source Foundation The ASF’s Mission The Apache Software Foundation (ASF) is a US 501(c)(3) charitable

Apache Explained Apache Explained Presented by Craig Russell Justin Mclean Willem Jiang Including original work of Bertrand Delacretaz, Roman Shaposhnik and other amazing ASF contributors Who is Craig Jones (MySQL) Apache Committer - from 2005 Apache Member - from 2007 Apache Secretary - 2010 - 2019 Member, Incubator Project Management Committee Chairman, Apache Board of Directors Apache Software Foundation: Foundation: Apache Software Foundation: The World’s Largest Open The World’s Largest Open Source Foundation Source Foundation The ASF’s Mission The ASF’s Mission The Apache Software Foundation (ASF)

Apache OFBiz® The Apache OFBiz Project Version Trunk Table of Contents 1. System requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . License License Apache 2.0 Apache 2.0 [badge] If you are reading this file in AsciiDoc format you may want to see it at HTML or PDF format Welcome to Apache OFBiz! A powerful top level Apache software project reading section. 3 3. Security If you find a security issue, please report it to: security @ ofbiz.apache.org. Once proper mitigations to the security issues are complete the OFBiz team will disclose this

使⽤Apache SkyWalking APM 监控 Apache ServiceComb 吴晟 Sheng Wu Huawei DevCloud http://skywalking.io Twitter @AsfSkyWalking 个⼈介绍 GitHub： https://github.com/wu-sheng Personal Homepage： https://wu-sheng https://wu-sheng.github.io/me/ Apache SkyWalking creator, PPMC member and Committer 2018 Microsoft MVP OpenTracing OTSC & OTAIB member W3C Trace Context specification member 2017 GSoC(Google Summer of GitHub: https://github.com/apache/incubator-skywalking 安装：https://github.com/apache/incubator- skywalking/blob/master/docs/cn/Quick-start-CN.md ⽀持的插件列表： https://github.com/apache/ incubator-skywalking/

GSoC 2020 Apache Proposal Apache RocketMQ Scaler for KEDA Application Name : Hien Nguyen University : Haaga-Helia University of Applied Sciences - Bachelor of Information Technology - (Location: Test, DevOps, Distributed system, Cloud(AWS, Azure) , Golang, Maven, Docker, Kubernetes GSoC - Apache RocketMQ Scaler for KEDA proposal Context KEDA allows for fine-grained autoscaling (including MySQL, RocketMQ,etc; multiple workloads type(jobs,deployments,trigger) - KEDA does not support Apache RocketMQ now. So we need to create PR in KEDA repo for new support for RocketMQ - KEDA has event-driven

Apache APISIX Roadmap 王院生 co-founder & CTO of API7.ai Member of Apache APISIX PMC 01 About me 02 What we did in APISIX V2 03 What we will do in APISIX V3 04 Enjoy APISIX way CONTENT W r i t e e h e r e S o m e t h i n g a b o u t About me 01 • Yuansheng Wang • Apache APISIX PMC member • 《OpenResty Best Practices》 • API7.ai co-founder & CTO What we did in APISIX V2 02 • 丰富插件 • 70+

EIT Summer School 2019 Apache Flink Based on https://training.ververica.com Maximilian Michels apache.org> Software Engineer / Consultant
 Committer @ Apache Beam / Apache Flink @stadtlegende @stadtlegende Dr Paris Carbone Senior Researcher @ RISE Committer @ Apache Flink @SenorCarbone Contents • DataSet API • DataStream API • Concepts • Set up an environment to develop Implement streaming data processing pipelines • Flink managed state • Event time Streaming in Apache Flink • Streams are natural • Events of any type like sensors, click streams, logs • Batch processing