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Posted to general@incubator.apache.org by "John D. Ament" <jo...@apache.org> on 2018/03/09 12:24:20 UTC
Re: [DISCUSS] Apache Pinot Incubator Proposal
Hi Kishore
Presently you're listed as a mentor on this proposal. However, you're not
a member of the IPMC. The joining process is easy, please review
https://incubator.apache.org/guides/pmc.html#joining_the_ipmc
John
On Tue, Feb 13, 2018 at 8:13 PM Olivier Lamy <ol...@apache.org> wrote:
> Hi
> Kishore well I think as you are an ASF member you can add yourself as a
> mentor :-)
>
>
> On 14 February 2018 at 01:01, kishore g <g....@gmail.com> wrote:
>
> > Kevin,
> >
> > Increasing the adoption of Pinot is one thing that can help build a good
> > diverse community. Few things that come to my mind
> > - Improve documentation
> > - Better integration with cloud providers
> > - Meetup and blog posts.
> >
> > We would also love to get additional mentors from ASF to help us build
> the
> > community around Pinot.
> >
> >
> >
> >
> > On Tue, Feb 13, 2018 at 4:29 PM, Timothy Chen <tn...@gmail.com> wrote:
> >
> > > Love to see this in the incubator as well. +1
> > >
> > > Tim
> > >
> > > On Tue, Feb 13, 2018 at 4:22 PM, Kevin A. McGrail
> > > <ke...@mcgrail.com> wrote:
> > > > Agreed. It could use more mentors from ASF which I'm too overloaded
> to
> > > help
> > > > with but I'd be inclined to +1 this. Do you have some thoughts on
> > > getting
> > > > more community people outside of LI and Uber to help?
> > > >
> > > > On 2/13/2018 7:07 PM, Dave Fisher wrote:
> > > >>
> > > >> Noir or Blanc? Gris or Grigio? What’s the vintage?
> > > >>
> > > >> All kidding aside this looks interesting.
> > > >>
> > > >> Regards,
> > > >> Dave
> > > >>
> > > >> Sent from my iPhone
> > > >>
> > > >>> On Feb 13, 2018, at 12:10 AM, kishore g <g....@gmail.com>
> wrote:
> > > >>>
> > > >>> Hello,
> > > >>>
> > > >>> I would like to propose Pinot as an Apache Incubator project. The
> > > >>> proposal
> > > >>> is available as a draft at
> > > >>> https://wiki.apache.org/incubator/PinotProposal. I
> > > >>> have also included the text of the proposal below.
> > > >>>
> > > >>> Any feedback from the community is much appreciated.
> > > >>>
> > > >>> Regards,
> > > >>> Kishore G
> > > >>>
> > > >>> = Pinot Proposal =
> > > >>>
> > > >>> == Abstract ==
> > > >>>
> > > >>> Pinot is a distributed columnar storage engine that can ingest data
> > in
> > > >>> real-time and serve analytical queries at low latency. There are
> two
> > > >>> modes
> > > >>> of data ingestion - batch and/or realtime. Batch mode allows users
> to
> > > >>> generate pinot segments externally using systems such as Hadoop.
> > These
> > > >>> segments can be uploaded into Pinot via simple curl calls. Pinot
> can
> > > >>> ingest
> > > >>> data in near real-time from streaming sources such as Kafka. Data
> > > >>> ingested
> > > >>> into Pinot is stored in a columnar format. Pinot provides a SQL
> like
> > > >>> interface (PQL) that supports filters, aggregations, and group by
> > > >>> operations. It does not support joins by design, in order to
> > guarantee
> > > >>> predictable latency. It leverages other Apache projects such as
> > > >>> Zookeeper,
> > > >>> Kafka, and Helix, along with many libraries from the ASF.
> > > >>>
> > > >>> == Proposal ==
> > > >>>
> > > >>> Pinot was open sourced by LinkedIn and hosted on GitHub. Majority
> of
> > > the
> > > >>> development happens at LinkedIn with other contributions from Uber
> > and
> > > >>> Slack. We believe that being a part of Apache Software Foundation
> > will
> > > >>> improve the diversity and help form a strong community around the
> > > >>> project.
> > > >>>
> > > >>> LinkedIn submits this proposal to donate the code base to Apache
> > > Software
> > > >>> Foundation. The code is already under Apache License 2.0. Code and
> > the
> > > >>> documentation are hosted on Github.
> > > >>> * Code: http://github.com/linkedin/pinot
> > > >>> * Documentation: https://github.com/linkedin/pinot/wiki
> > > >>>
> > > >>>
> > > >>> == Background ==
> > > >>>
> > > >>> LinkedIn, similar to other companies, has many applications that
> > > provide
> > > >>> rich real-time insights to members and customers (internal and
> > > external).
> > > >>> The workload characteristics for these applications vary a lot.
> Some
> > > >>> internal applications simply need ad-hoc query capabilities with
> > > >>> sub-second
> > > >>> to multiple seconds latency. But external site facing applications
> > > >>> require
> > > >>> strong SLA even very high workloads. Prior to Pinot, LinkedIn had
> > > >>> multiple
> > > >>> solutions depending on the workload generated by the application
> and
> > > this
> > > >>> was inefficient. Pinot was developed to be the one single platform
> > that
> > > >>> addresses all classes of applications. Today at LinkedIn, Pinot
> > powers
> > > >>> more
> > > >>> than 50 site facing products with workload ranging from few queries
> > per
> > > >>> second to 1000’s of queries per second while maintaining the 99th
> > > >>> percentile latency which can be as low as few milliseconds. All
> > > internal
> > > >>> dashboards at LinkedIn are powered by Pinot.
> > > >>>
> > > >>> == Rationale ==
> > > >>>
> > > >>> We believe that requirement to develop rich real-time analytic
> > > >>> applications
> > > >>> is applicable to other organizations. Both Pinot and the interested
> > > >>> communities would benefit from this work being openly available.
> > > >>>
> > > >>> == Current Status ==
> > > >>>
> > > >>> Pinot is currently open sourced under the Apache License Version
> 2.0
> > > and
> > > >>> available at github.com/linkedin/pinot. All the development is
> done
> > > using
> > > >>> GitHub Pull Requests. We cut releases on a weekly basis and deploy
> it
> > > at
> > > >>> LinkedIn. mp-0.1.468 is the latest release tag that is deployed in
> > > >>> production.
> > > >>>
> > > >>> == Meritocracy ==
> > > >>>
> > > >>> Following the Apache meritocracy model, we intend to build an open
> > and
> > > >>> diverse community around Pinot. We will encourage the community to
> > > >>> contribute to discussion and codebase.
> > > >>>
> > > >>> == Community ==
> > > >>>
> > > >>> Pinot is currently used extensively at LinkedIn and Uber. Several
> > > >>> companies
> > > >>> have expressed interest in the project. We hope to extend the
> > > contributor
> > > >>> base significantly by bringing Pinot into Apache.
> > > >>>
> > > >>> == Core Developers ==
> > > >>>
> > > >>> Pinot was started by engineers at LinkedIn, and now has committers
> > from
> > > >>> Uber.
> > > >>>
> > > >>> == Alignment ==
> > > >>>
> > > >>> Apache is the most natural home for taking Pinot forward. Pinot
> > > leverages
> > > >>> several existing Apache Projects such as Kafka, Helix, Zookeeper,
> and
> > > >>> Avro.
> > > >>> As Pinot gains adoption, we plan to add support for the ORC and
> > Parquet
> > > >>> formats, as well as adding integration with Yarn and Mesos.
> > > >>>
> > > >>> == Known Risks ==
> > > >>>
> > > >>> === Orphaned Products ===
> > > >>>
> > > >>> The risk of the Pinot project being abandoned is minimal. The teams
> > at
> > > >>> LinkedIn and Uber are highly incentivized to continue development
> of
> > > >>> Pinot
> > > >>> as it is a critical part of their infrastructure.
> > > >>>
> > > >>> === Inexperience with Open Source ===
> > > >>>
> > > >>> Post open sourcing, Pinot was completely developed on GitHub. All
> the
> > > >>> current developers on Pinot are well aware of the open source
> > > development
> > > >>> process. However, most of the developers are new to the Apache
> > process.
> > > >>> Kishore Gopalakrishna, one of the lead developers in Pinot, is VP
> and
> > > >>> committer of the Apache Helix project.
> > > >>>
> > > >>> === Homogenous Developers ===
> > > >>>
> > > >>> The current core developers are all from LinkedIn and Uber.
> However,
> > we
> > > >>> hope to establish a developer community that includes contributors
> > from
> > > >>> several corporations and we are actively encouraging new
> contributors
> > > via
> > > >>> the mailing lists and public presentations of Pinot.
> > > >>>
> > > >>> === Reliance on Salaried Developers ===
> > > >>>
> > > >>> It is expected that Pinot development will occur on both salaried
> > time
> > > >>> and
> > > >>> on volunteer time, after hours. The majority of initial committers
> > are
> > > >>> paid
> > > >>> by their employer to contribute to this project. However, they are
> > all
> > > >>> passionate about the project, and we are confident that the project
> > > will
> > > >>> continue even if no salaried developers contribute to the project.
> We
> > > are
> > > >>> committed to recruiting additional committers including
> non-salaried
> > > >>> developers.
> > > >>>
> > > >>> === Relationships with Other Apache Products ===
> > > >>>
> > > >>> As mentioned earlier, Pinot uses several Apache Projects such as
> > Kafka
> > > to
> > > >>> ingest data in real-time, Zookeeper and Helix for cluster
> management.
> > > >>> Pinot
> > > >>> also uses Maven for build and release. We foresee adding support
> for
> > > the
> > > >>> Parquet and ORC formats. Adding the ability to deploy on Yarn and
> > Mesos
> > > >>> clusters is another interesting project we might pursue.
> > > >>>
> > > >>> === An Excessive Fascination with the Apache Brand ===
> > > >>>
> > > >>> While we respect the reputation of the Apache brand and have no
> > doubts
> > > >>> that
> > > >>> it will attract contributors and users, we believe ASF is the right
> > > home
> > > >>> for Pinot to foster a great community that will lead to a better
> > > outcome
> > > >>> in
> > > >>> the long term.
> > > >>>
> > > >>> == Documentation ==
> > > >>>
> > > >>> * Code: https://github.com/linkedin/pinot/
> > > >>> * Documentation: https://github.com/linkedin/pinot/wiki
> > > >>> * User group: https://groups.google.com/forum/#!forum/pinot_users
> > > >>>
> > > >>> == Initial Source ==
> > > >>>
> > > >>> The current Pinot codebase is hosted on Github and licensed under
> the
> > > >>> Apache License V2. The source tree is self contained and relies on
> > > Maven
> > > >>> as
> > > >>> its build and dependency resolution mechanism.
> > > >>>
> > > >>> == External Dependencies ==
> > > >>>
> > > >>> All dependencies in Pinot have licenses that are compatible with
> > Apache
> > > >>> License V2, except for the org.json library, which will be removed
> > > prior
> > > >>> to
> > > >>> Apache incubation. The list below summarizes the external
> > dependencies
> > > of
> > > >>> Pinot grouped by license and ASF license category.
> > > >>>
> > > >>> Dependencies from the ASF Category A
> > > >>> === Apache License 2.0 ===
> > > >>> * com.101tec:zkclient:0.7
> > > >>> * com.alibaba:fastjson:1.1.24
> > > >>> * com.clearspring.analytics:stream:2.7.0
> > > >>> * com.fasterxml.jackson.core:jackson-annotations:2.8.0
> > > >>> * com.fasterxml.jackson.core:jackson-core:2.8.0
> > > >>> * com.fasterxml.jackson.core:jackson-databind:2.8.0
> > > >>> * com.google.code.findbugs:jsr305:3.0.0
> > > >>> * com.google.guava:guava:19
> > > >>> * com.ning:async-http-client:1.9.21
> > > >>> * com.yammer.metrics:metrics-core:2.2.0
> > > >>> * commons-beanutils:commons-beanutils:1.8.3
> > > >>> * commons-cli:commons-cli:1.2
> > > >>> * commons-codec:commons-codec:1.6
> > > >>> * commons-configuration:commons-configuration:1.6
> > > >>> * commons-fileupload:commons-fileupload:1.2.2
> > > >>> * commons-httpclient:commons-httpclient:3.1
> > > >>> * commons-io:commons-io:2.1
> > > >>> * commons-validator:commons-validator:1.4.0
> > > >>> * io.netty:netty-all:4.1.4.Final
> > > >>> * io.swagger:swagger-jaxrs:1.5.10
> > > >>> * io.swagger:swagger-jersey2-jaxrs:1.5.10
> > > >>> * it.unimi.dsi:fastutil:6.5.16
> > > >>> * joda-time:joda-time:2
> > > >>> * log4j:log4j:1.2.17
> > > >>> * me.lemire.integercompression:JavaFastPFOR:0.0.13
> > > >>> * nl.jqno.equalsverifier:equalsverifier:1.7.2
> > > >>> * org.apache.avro:avro:1.7.6
> > > >>> * org.apache.commons:commons-compress:1.9
> > > >>> * org.apache.commons:commons-lang3:3.5
> > > >>> * org.apache.commons:commons-math:2.1
> > > >>> * org.apache.hadoop:hadoop-client:2.7.0
> > > >>> * org.apache.hadoop:hadoop-common:2.7.0
> > > >>> * org.apache.helix:helix-core:0.6.8
> > > >>> * org.apache.httpcomponents:httpclient:4.1.3
> > > >>> * org.apache.httpcomponents:httpclient:4.2.5
> > > >>> * org.apache.httpcomponents:httpcore:4.2.5
> > > >>> * org.apache.httpcomponents:httpmime:4.2.5
> > > >>> * org.apache.kafka:kafka_2.10:0.9.0.1
> > > >>> * org.apache.thrift:libthrift:0.9.1
> > > >>> * org.apache.zookeeper:zookeeper:3.4.9
> > > >>> * org.codehaus.jackson:jackson-core-asl:1.9.6
> > > >>> * org.codehaus.jackson:jackson-mapper-asl:1.9.6
> > > >>> * org.json:json:20080701
> > > >>> * org.roaringbitmap:RoaringBitmap:0.5.10
> > > >>> * org.testng:testng:6.0.1
> > > >>> * org.twitter4j:twitter4j-core:4.0.3
> > > >>> * org.webjars:swagger-ui:2.2.2
> > > >>> * org.xerial.larray:larray:0.2.1
> > > >>> * org.yaml:snakeyaml:1.16
> > > >>> * xml-apis:xml-apis:1.0.b2
> > > >>> === Dual license (Apache License 2.0 + LGPL 2.1), using under the
> > > Apache
> > > >>> License ===
> > > >>> * org.codehaus.jackson:jackson-jaxrs:1.9.6
> > > >>> * org.codehaus.jackson:jackson-xc:1.9.6
> > > >>> === BSD ===
> > > >>> * com.jcabi:jcabi-log:0.17.1
> > > >>> * org.antlr:antlr4-annotations:4.3
> > > >>> * org.antlr:antlr4-runtime:4.3
> > > >>> === MIT ===
> > > >>> * com.github.nkzawa:socket.io-client:0.5.1
> > > >>> * org.mockito:mockito-core:2.10.0
> > > >>> * org.slf4j:slf4j-api:1.7.7
> > > >>> * org.slf4j:slf4j-log4j12:1.7.7
> > > >>>
> > > >>> === Dependencies from the ASF Category B ===
> > > >>> Dual license (CDDL 1.1 + GPL 2 w/ CPE), using under the CDDL
> > > >>> * com.sun.jersey:jersey-client:1.19.2
> > > >>> * javax.servlet:javax.servlet-api:3.0.1
> > > >>> * org.glassfish.jersey.containers:jersey-container-
> > grizzly2-http:2.23
> > > >>> * org.glassfish.jersey.core:jersey-common:2.23
> > > >>> * org.glassfish.jersey.core:jersey-server:2.23
> > > >>> * org.glassfish.jersey.media:jersey-media-json-jackson:2.24
> > > >>> * org.glassfish.jersey.media:jersey-media-multipart:2.23
> > > >>>
> > > >>> === Dependencies from the ASF Category X ===
> > > >>> JSON License
> > > >>> * org.json:json:20080701 (to be removed before Apache incubation)
> > > >>>
> > > >>>
> > > >>> == Cryptography ==
> > > >>>
> > > >>> None
> > > >>>
> > > >>> == Required Resources ==
> > > >>>
> > > >>> === Mailing lists ===
> > > >>>
> > > >>> * pinot-private (with moderated subscriptions)
> > > >>> * pinot-user
> > > >>> * pinot-dev
> > > >>> * pinot-commits
> > > >>>
> > > >>> === Git repository ===
> > > >>>
> > > >>> * git://git.apache.org/pinot
> > > >>> * https://git-wip-us.apache.org/repos/asf/incubator-pinot.git
> > > >>>
> > > >>> === Issue Tracking ===
> > > >>>
> > > >>> A JIRA Issue tracker (PINOT)
> > > >>>
> > > >>> === Other Resources ===
> > > >>>
> > > >>> The existing code already has unit and integration tests and we use
> > > >>> travis
> > > >>> to test the patch before committing it to master. We would like to
> > have
> > > >>> an
> > > >>> instance of Jenkins to achieve similar functionality.
> > > >>>
> > > >>> == Initial Committers ==
> > > >>>
> > > >>> * Kishore Gopalakrishna
> > > >>> * Ravi Aringunram
> > > >>> * Jean-François Im
> > > >>> * Mayank Shrivastava
> > > >>> * Subbu Subramaniam
> > > >>> * Adwait Tumbde
> > > >>> * Xiaotian Jiang
> > > >>> * Jennifer Dai
> > > >>> * Seunghyun Lee
> > > >>> * Xiang Fu
> > > >>> * Dhaval Patel
> > > >>> * Neha Pawar
> > > >>> * Alex Pucher
> > > >>> * Yen-Jung Chang
> > > >>>
> > > >>>
> > > >>>
> > > >>> == Affiliations ==
> > > >>>
> > > >>> * Kishore Gopalakrishna (LinkedIn)
> > > >>> * Ravi Aringunram (LinkedIn)
> > > >>> * Jean-François Im (LinkedIn)
> > > >>> * Mayank Shrivastava (LinkedIn)
> > > >>> * Subbu Subramaniam (LinkedIn)
> > > >>> * Adwait Tumbde (LinkedIn)
> > > >>> * Xiaotian Jiang (LinkedIn)
> > > >>> * Jennifer Dai (LinkedIn)
> > > >>> * Seunghyun Lee (LinkedIn)
> > > >>> * Xiang Fu (Uber)
> > > >>> * Dhaval Patel (Uber)
> > > >>> * Neha Pawar (LinkedIn)
> > > >>> * Alex Pucher (LinkedIn)
> > > >>> * Yen-Jung Chang (LinkedIn)
> > > >>>
> > > >>> == Sponsors ==
> > > >>>
> > > >>> === Champion ===
> > > >>>
> > > >>> * Olivier Lamy < olamy at apache dot org>
> > > >>>
> > > >>> === Nominated Mentors ===
> > > >>>
> > > >>> * Olivier Lamy <olamy at apache dot org>
> > > >>>
> > > >>> === Sponsoring Entity ===
> > > >>>
> > > >>> The Apache Incubator
> > > >>
> > > >>
> > > >>
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>
>
>
> --
> Olivier Lamy
> http://twitter.com/olamy | http://linkedin.com/in/olamy
>