Hi,

I'd like FLINK-20079 [1] to be merged into 1.11 and included in 1.11.3.

[1] https://issues.apache.org/jira/browse/FLINK-20079

Regards,
Roman


On Tue, Nov 10, 2020 at 8:21 AM Xintong Song <tonysong...@gmail.com> wrote:

> Thanks for the notice, Dian.
>
> Thank you~
>
> Xintong Song
>
>
>
> On Tue, Nov 10, 2020 at 10:19 AM Dian Fu <dian0511...@gmail.com> wrote:
>
> > Hi Xintong,
> >
> > I want to bring one more issue to your attention [1]. The test case
> > UnalignedCheckpointCompatibilityITCase.test failed several times in the
> > last nightly test of release-1.11. We need to figure out if it's just an
> > instable test or caused by recent changes.
> >
> > [1] https://issues.apache.org/jira/browse/FLINK-20065
> >
> > > 在 2020年11月10日,上午9:24,Xintong Song <tonysong...@gmail.com> 写道:
> > >
> > > Thanks for the replies.
> > >
> > > Thank you~
> > >
> > > Xintong Song
> > >
> > >
> > >
> > > On Tue, Nov 10, 2020 at 1:09 AM Becket Qin <becket....@gmail.com>
> wrote:
> > >
> > >> Hi Xintong,
> > >>
> > >> Thanks for driving the release. Just want to sync up on the FLIP-27
> > >> backporting. Stephan and I are still trying to backport a bunch of
> > patches
> > >> of Source to 1.11.3. Including:
> > >>
> > >> [FLINK-19698][connector/common] Add a close() method to the
> SplitReader.
> > >> [FLINK-19717] SourceReaderBase.pollNext may return END_OF_INPUT if
> > >> SplitReader.fetch throws
> > >> [FLINK-19535] [connector/common] Avoid failing a job multiple times in
> > >> SourceCoordinator.
> > >> [FLINK-19265] [FLINK-20049][core] Source API final adjustments.
> > >>
> > >> and a few more fixes.
> > >>
> > >> We are currently trying to fix them in 1.12 first so it might take a
> > little
> > >> longer to backport them to 1.11.3. I think it will probably take us a
> > few
> > >> more days to finish the backport. So that would roughly be the end of
> > this
> > >> week.
> > >>
> > >> Thanks,
> > >>
> > >> Jiangjie (Becket) Qin
> > >>
> > >>
> > >>
> > >>
> > >> On Mon, Nov 9, 2020 at 9:57 PM Till Rohrmann <trohrm...@apache.org>
> > wrote:
> > >>
> > >>> Yes, I've downgraded FLINK-19816 to critical.
> > >>>
> > >>> Cheers,
> > >>> Till
> > >>>
> > >>> On Mon, Nov 9, 2020 at 10:19 AM Xintong Song <tonysong...@gmail.com>
> > >>> wrote:
> > >>>
> > >>>> Thanks for the notice, Till.
> > >>>>
> > >>>> I just checked and found FLINK-20033 is already fixed. Shall we also
> > >>>> downgrade FLINK-19816 to `Critical`?
> > >>>>
> > >>>> Thank you~
> > >>>>
> > >>>> Xintong Song
> > >>>>
> > >>>>
> > >>>>
> > >>>> On Mon, Nov 9, 2020 at 4:42 PM Till Rohrmann <trohrm...@apache.org>
> > >>> wrote:
> > >>>>
> > >>>>> I would like to bring one more critical issue to your attention
> which
> > >>> is
> > >>>>> FLINK-20033 [1]. I believe that this issue is actually causing what
> > >> has
> > >>>>> been reported in FLINK-19816 [2]. I hope to have it fixed by the
> end
> > >> of
> > >>>>> today. Once FLINK-20033 is fixed, I think that we don't have to
> block
> > >>> the
> > >>>>> release on FLINK-19816.
> > >>>>>
> > >>>>> [1] https://issues.apache.org/jira/browse/FLINK-20033
> > >>>>> [2] https://issues.apache.org/jira/browse/FLINK-19816
> > >>>>>
> > >>>>> Cheers,
> > >>>>> Till
> > >>>>>
> > >>>>> On Mon, Nov 9, 2020 at 4:05 AM Xintong Song <tonysong...@gmail.com
> >
> > >>>> wrote:
> > >>>>>
> > >>>>>> Hi devs,
> > >>>>>>
> > >>>>>> I'd like to provide an update on the progress of preparing release
> > >>>>> 1.11.3.
> > >>>>>>
> > >>>>>> *Blockers*
> > >>>>>> We currently have 3 remaining blockers. (3 resolved and 1 emerged
> > >>>>> compared
> > >>>>>> to last week)
> > >>>>>>
> > >>>>>> - [FLINK-19698] Add close() method and onCheckpointComplete() to
> > >> the
> > >>>>>> Source.
> > >>>>>> The issue has been fixed on the master branch. It's currently
> > >> blocked
> > >>>> on
> > >>>>>> the FLIP-27 backportings to backport it to the 1.11 branch.
> > >>>>>>
> > >>>>>> - [FLINK-19717] SourceReaderBase.pollNext may return END_OF_INPUT
> > >> if
> > >>>>>> SplitReader.fetch throws
> > >>>>>> A PR has been opened and reviewed. From the discussions on the PR,
> > >> it
> > >>>>> looks
> > >>>>>> close to mergeable.
> > >>>>>>
> > >>>>>> - [FLINK-19816] Flink restored from a wrong checkpoint (a very old
> > >>> one
> > >>>>> and
> > >>>>>> not the last completed one)
> > >>>>>> This is a newly emerged blocker and Matthias is working on it.
> > >>>>>>
> > >>>>>> *Test Instabilities*
> > >>>>>> We currently have 27 test instabilities[1].
> > >>>>>> AFAIK, none of them are as serious as to block the 1.11.3 release.
> > >>>>>>
> > >>>>>> *FLIP-27 Backprotings*
> > >>>>>>
> > >>>>>> I noticed that there's no jira issues opened on the FLIP-27
> > >>> backporting
> > >>>>>> efforts, which is part of the major efforts planned for the 1.11.3
> > >>>>> release,
> > >>>>>> making it hard to track the progress.
> > >>>>>>
> > >>>>>>
> > >>>>>> @Stephan and @Becket, could you please share the updates on the
> > >>>>> backporting
> > >>>>>> efforts? How is the progress and when are the efforts expected to
> > >> be
> > >>>>>> finished? It would be appreciated and helpful if we can have a
> jira
> > >>>>> ticket
> > >>>>>> to track the backporing progress publicly.
> > >>>>>>
> > >>>>>>
> > >>>>>> Thank you~
> > >>>>>>
> > >>>>>> Xintong Song
> > >>>>>>
> > >>>>>>
> > >>>>>> [1]
> > >>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>
> > >>
> >
> https://issues.apache.org/jira/browse/FLINK-16908?filter=12348580&jql=project%20%3D%20FLINK%20AND%20resolution%20%3D%20Unresolved%20AND%20affectedVersion%20in%20(1.11.0%2C%201.11.1%2C%201.11.2%2C%201.11.3)%20AND%20labels%20%3D%20test-stability%20ORDER%20BY%20updated%20DESC%2C%20created%20DESC
> > >>>>>>
> > >>>>>> On Wed, Nov 4, 2020 at 3:58 PM Tzu-Li (Gordon) Tai <
> > >>>> tzuli...@apache.org>
> > >>>>>> wrote:
> > >>>>>>
> > >>>>>>> Thanks for the efforts so far with pushing for 1.11.3.
> > >>>>>>>
> > >>>>>>> I'd like to provide a mid-week update on how we're looking with
> > >> all
> > >>>> the
> > >>>>>>> pending blockers and backports:
> > >>>>>>>
> > >>>>>>> *Blockers**:*
> > >>>>>>>
> > >>>>>>> Currently all blockers either have an open PR, or have been
> > >> merged.
> > >>>>> I'll
> > >>>>>>> highlight below the blockers *that still require reviewing
> > >> efforts
> > >>>> for
> > >>>>>> them
> > >>>>>>> to move forward:*
> > >>>>>>>
> > >>>>>>> - [FLINK-19909] Flink application in attach mode could not
> > >>> terminate
> > >>>>> when
> > >>>>>>> the only job is canceled. PR:
> > >>>>> https://github.com/apache/flink/pull/13911
> > >>>>>>> - [FLINK-19717] SourceReaderBase.pollNext may return END_OF_INPUT
> > >>> if
> > >>>>>>> SplitReader.fetch throws. PR:
> > >>>>> https://github.com/apache/flink/pull/13776
> > >>>>>>>
> > >>>>>>> The above PRs currently have no reviews at all yet. They seem to
> > >>>>> already
> > >>>>>>> have designated reviewers.
> > >>>>>>>
> > >>>>>>>
> > >>>>>>> *Backports:*
> > >>>>>>> - FLIP-27 robustness improvement backports: Stephan is currently
> > >>>>> working
> > >>>>>> on
> > >>>>>>> backporting several FLIP-27 changes. There are no PRs yet for the
> > >>>>>>> backported changes.
> > >>>>>>> - DataStreamUtils.collect() refactorings backport: Steven Wu
> > >>>> mentioned
> > >>>>> to
> > >>>>>>> backport this, but AFAIK this isn't assigned to anyone yet.
> > >>>>>>>
> > >>>>>>> *ETAs*:
> > >>>>>>>
> > >>>>>>> I'd like to request ETAs for the remaining backports, to prevent
> > >> a
> > >>>>> creep
> > >>>>>> in
> > >>>>>>> the scope of this bugfix release.
> > >>>>>>>
> > >>>>>>> We already have Flink users that would benefit from fixes that
> > >> have
> > >>>>> been
> > >>>>>>> merged to release-1.11 already, so technically speaking the
> > >>> backports
> > >>>>>>> should be considered "nice-to-have" (to the best of my knowledge
> > >> of
> > >>>> the
> > >>>>>>> changes) and could potentially be moved to a follow-up 1.11.4.
> > >>>>>>> Most notably, the Stateful Functions project is already waiting
> > >> on
> > >>>>> Flink
> > >>>>>>> 1.11.3 to address critical recovery issues (please see the
> > >> StateFun
> > >>>>> 2.2.1
> > >>>>>>> release discussion thread [1]).
> > >>>>>>>
> > >>>>>>> @Stephan Ewen <se...@apache.org> @Becket Qin <
> > >> becket....@gmail.com
> > >>>>
> > >>>>>> could
> > >>>>>>> you provide an ETA for the FLIP-27 backports? It would help to
> > >> get
> > >>> a
> > >>>>>> better
> > >>>>>>> estimate to decide how we proceed here.
> > >>>>>>>
> > >>>>>>> Cheers,
> > >>>>>>> Gordon
> > >>>>>>>
> > >>>>>>> [1]
> > >>>>>>>
> > >>>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>
> > >>
> >
> http://apache-flink-mailing-list-archive.1008284.n3.nabble.com/DISCUSS-Releasing-StateFun-hotfix-version-2-2-1-td46239.html
> > >>>>>>>
> > >>>>>>> On Wed, Nov 4, 2020 at 3:16 PM Tzu-Li (Gordon) Tai <
> > >>>>> tzuli...@apache.org>
> > >>>>>>> wrote:
> > >>>>>>>
> > >>>>>>>>> The collect() utils can be picked back, I see no issue with
> > >>> that
> > >>>>> (it
> > >>>>>> is
> > >>>>>>>> isolated utilities).
> > >>>>>>>>
> > >>>>>>>> Just checking on all the requested backports mentioned in this
> > >>>>> thread,
> > >>>>>>> and
> > >>>>>>>> figuring out which ones seem to still be unassigned / open.
> > >>>>>>>>
> > >>>>>>>> Is someone working on backporting
> > >>>>>>>>
> > >>>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>
> > >>
> >
> https://github.com/apache/flink/commit/09a7a66b7313fea64817fe960a8da1265b428efc
> > >>>>>>>> to release-1.11 at the moment?
> > >>>>>>>>
> > >>>>>>>> On Wed, Nov 4, 2020 at 1:39 AM Steven Wu <stevenz...@gmail.com
> > >>>
> > >>>>> wrote:
> > >>>>>>>>
> > >>>>>>>>> @Stephan Ewen <se...@apache.org> yeah, we can do that. don't
> > >>>> worry
> > >>>>>>> about
> > >>>>>>>>> it. your earlier email had the perfect explanation on why file
> > >>>>> source
> > >>>>>>>>> shouldn't be backported.
> > >>>>>>>>>
> > >>>>>>>>> On Tue, Nov 3, 2020 at 3:37 AM Stephan Ewen <se...@apache.org
> > >>>
> > >>>>> wrote:
> > >>>>>>>>>
> > >>>>>>>>>> @Steven would it be possible to initially copy some of the
> > >>> code
> > >>>>> into
> > >>>>>>> the
> > >>>>>>>>>> iceberg source and later replace it by a dependency on the
> > >>> Flink
> > >>>>>> file
> > >>>>>>>>>> source?
> > >>>>>>>>>>
> > >>>>>>>>>> On Mon, Nov 2, 2020 at 8:33 PM Steven Wu <
> > >>> stevenz...@gmail.com>
> > >>>>>>> wrote:
> > >>>>>>>>>>
> > >>>>>>>>>>> Stephan, thanks a lot for explaining the file connector.
> > >>> that
> > >>>>>> makes
> > >>>>>>>>>> sense.
> > >>>>>>>>>>>
> > >>>>>>>>>>> I was asking because we were trying to reuse some of the
> > >>>>>>>>> implementations
> > >>>>>>>>>> in
> > >>>>>>>>>>> the file source for Iceberg source. Flink Iceberg source
> > >>> lives
> > >>>>> in
> > >>>>>>> the
> > >>>>>>>>>>> Iceberg repo, which is not possible to code against the
> > >>> master
> > >>>>>>> branch
> > >>>>>>>>> of
> > >>>>>>>>>>> the Flink code.
> > >>>>>>>>>>>
> > >>>>>>>>>>> On Mon, Nov 2, 2020 at 3:31 AM Stephan Ewen <
> > >>> se...@apache.org
> > >>>>>
> > >>>>>>> wrote:
> > >>>>>>>>>>>
> > >>>>>>>>>>>> Hi Steven!
> > >>>>>>>>>>>>
> > >>>>>>>>>>>> So far there are no plans to pick back the file system
> > >>>>> connector
> > >>>>>>>>> code.
> > >>>>>>>>>>> This
> > >>>>>>>>>>>> is still evolving and not finalized for 1.12, so I don't
> > >>>> feel
> > >>>>> it
> > >>>>>>> is
> > >>>>>>>>> a
> > >>>>>>>>>>> good
> > >>>>>>>>>>>> candidate to be backported.
> > >>>>>>>>>>>> However, with the base connector changes backported, you
> > >>>>> should
> > >>>>>> be
> > >>>>>>>>> able
> > >>>>>>>>>>> to
> > >>>>>>>>>>>> run the file connector code from master against 1.11.3.
> > >>>>>>>>>>>>
> > >>>>>>>>>>>> The collect() utils can be picked back, I see no issue
> > >>> with
> > >>>>> that
> > >>>>>>>>> (it is
> > >>>>>>>>>>>> isolated utilities).
> > >>>>>>>>>>>>
> > >>>>>>>>>>>> Best,
> > >>>>>>>>>>>> Stephan
> > >>>>>>>>>>>>
> > >>>>>>>>>>>>
> > >>>>>>>>>>>> On Mon, Nov 2, 2020 at 3:02 AM Steven Wu <
> > >>>>> stevenz...@gmail.com>
> > >>>>>>>>> wrote:
> > >>>>>>>>>>>>
> > >>>>>>>>>>>>> Basically, it would be great to get the latest code in
> > >>> the
> > >>>>>>>>>>>>> flink-connector-files (FLIP-27).
> > >>>>>>>>>>>>>
> > >>>>>>>>>>>>> On Sat, Oct 31, 2020 at 9:57 AM Steven Wu <
> > >>>>>> stevenz...@gmail.com
> > >>>>>>>>
> > >>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>
> > >>>>>>>>>>>>>> Stephan, it will be great if we can also backport
> > >> the
> > >>>>>>>>>> DataStreamUtils
> > >>>>>>>>>>>>>> related commits that help with collecting output
> > >> from
> > >>>>>>> unbounded
> > >>>>>>>>>>>> streams.
> > >>>>>>>>>>>>>> e.g.
> > >>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>
> > >>>>>>>>>>>>>
> > >>>>>>>>>>>>
> > >>>>>>>>>>>
> > >>>>>>>>>>
> > >>>>>>>>>
> > >>>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>
> > >>
> >
> https://github.com/apache/flink/commit/09a7a66b7313fea64817fe960a8da1265b428efc
> > >>>>>>>>>>>>>>
> > >>>>>>>>>>>>>> I tried to copy and paste the code to unblock
> > >> myself.
> > >>>> but
> > >>>>> it
> > >>>>>>>>>> quickly
> > >>>>>>>>>>>> got
> > >>>>>>>>>>>>>> into the rabbit hole of more and more code.
> > >>>>>>>>>>>>>>
> > >>>>>>>>>>>>>> On Fri, Oct 30, 2020 at 11:02 AM Stephan Ewen <
> > >>>>>>> se...@apache.org
> > >>>>>>>>>>
> > >>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>> I have started with backporting the source API
> > >>> changes.
> > >>>>>> Some
> > >>>>>>>>> minor
> > >>>>>>>>>>>>>>> conflicts to solve, will need a bit more to finish
> > >>>> this.
> > >>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>> On Fri, Oct 30, 2020 at 7:25 AM Tzu-Li (Gordon)
> > >> Tai <
> > >>>>>>>>>>>>> tzuli...@apache.org>
> > >>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>> @Stephan Ewen <se...@apache.org>
> > >>>>>>>>>>>>>>>> Are there already plans or ongoing efforts for
> > >>>>>> backporting
> > >>>>>>>>> the
> > >>>>>>>>>>> list
> > >>>>>>>>>>>> of
> > >>>>>>>>>>>>>>>> FLIP-27 changes that you posted?
> > >>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>> On Thu, Oct 29, 2020 at 7:08 PM Xintong Song <
> > >>>>>>>>>>> tonysong...@gmail.com
> > >>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> Hi folks,
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> Just to provide some updates concerning the
> > >> status
> > >>>> on
> > >>>>>> the
> > >>>>>>>>>>>>>>>>> test instabilities.
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> Currently, we have 30 unresolved tickets labeled
> > >>>> with
> > >>>>>>>>> `Affects
> > >>>>>>>>>>>>> Version`
> > >>>>>>>>>>>>>>>>> 1.11.x.
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>
> > >>>>>>>>>>>>
> > >>>>>>>>>>>
> > >>>>>>>>>>
> > >>>>>>>>>
> > >>>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>
> > >>
> >
> https://issues.apache.org/jira/browse/FLINK-19775?filter=12348580&jql=project%20%3D%20FLINK%20AND%20resolution%20%3D%20Unresolved%20AND%20affectedVersion%20in%20(1.11.0%2C%201.11.1%2C%201.11.2%2C%201.11.3)%20AND%20labels%20%3D%20test-stability%20ORDER%20BY%20created%20DESC
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> Among the 30 tickets, 11 of them are:
> > >>>>>>>>>>>>>>>>> - Have occured in the recent 3 months
> > >>>>>>>>>>>>>>>>> - Not confirmed to be pure testability issues
> > >>>>>>>>>>>>>>>>> - Not confirmed to be rare condition cases
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> It would be nice if someone familiar with these
> > >>>>>> components
> > >>>>>>>>> can
> > >>>>>>>>>>>> take a
> > >>>>>>>>>>>>>>> look
> > >>>>>>>>>>>>>>>>> into these issues.
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-17159
> > >>>>>> (ES6)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-17912
> > >>>>>>> (Kafka)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-17949
> > >>>>>>> (Kafka)
> > >>>>>>>>>>>>>>>>> ⁃
> > >>> https://issues.apache.org/jira/browse/FLINK-18444
> > >>>>>>> (Kafka)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-18634
> > >>>>>>> (Kafka)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-18648
> > >>>>>>> (Kafka)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-18807
> > >>>>>>> (Kafka)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-19369
> > >>>>>>>>>>>> (BlobClientTest)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-19436
> > >>>>>>> (TPCDS)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-19690
> > >>>>>>>>>>>> (Format/Parquet)
> > >>>>>>>>>>>>>>>>> -
> > >>> https://issues.apache.org/jira/browse/FLINK-19775
> > >>>>>>>>>>>>>>>>> (SystemProcessingTimeServiceTest)
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> Thank you~
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> Xintong Song
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> On Thu, Oct 29, 2020 at 10:21 AM Jingsong Li <
> > >>>>>>>>>>>> jingsongl...@gmail.com
> > >>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>> +1 to backport the FLIP-27 adjustments to
> > >>> 1.11.x.
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>> If possible, that would be great. Many people
> > >>> are
> > >>>>>>> looking
> > >>>>>>>>>>> forward
> > >>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>> the
> > >>>>>>>>>>>>>>>>>> FLIP-27 interface, but they don't want to take
> > >>> the
> > >>>>>> risk
> > >>>>>>> to
> > >>>>>>>>>>>> upgrade
> > >>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>> 1.12
> > >>>>>>>>>>>>>>>>>> (And wait 1.12). After all, 1.11 is a
> > >> relatively
> > >>>>>> stable
> > >>>>>>>>>>> version.
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>> Best,
> > >>>>>>>>>>>>>>>>>> Jingsong
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>> On Thu, Oct 29, 2020 at 1:24 AM Stephan Ewen <
> > >>>>>>>>>> se...@apache.org
> > >>>>>>>>>>>>
> > >>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> Thanks for starting this.
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> +1 form my side to backport the FLIP-27
> > >>>>> adjustments
> > >>>>>> to
> > >>>>>>>>>>> 1.11.x.
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> There were quite a few changes, and I think
> > >> we
> > >>>>> need
> > >>>>>> to
> > >>>>>>>>>>>>> cherry-pick
> > >>>>>>>>>>>>>>>>> them
> > >>>>>>>>>>>>>>>>>> all
> > >>>>>>>>>>>>>>>>>>> to not get some inconsistent mix of changes
> > >>> and
> > >>>>> many
> > >>>>>>>>> merge
> > >>>>>>>>>>>>>>> conflicts.
> > >>>>>>>>>>>>>>>>>>> I made a list below of what we need to add
> > >> to
> > >>>>>>>>>> "release-1.11".
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> *#### Core Source API Changes to backport
> > >> (in
> > >>>>>> REVERSE
> > >>>>>>>>>> order)*
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>  (Use: "git log
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>
> > >>>>> flink-core/src/main/java/org/apache/flink/api/connector/source")
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 162c072e9265a7b6dd9d6f5459eb7974091c4c4e
> > >>>>>>>>>>>>>>>>>>> [FLINK-19492][core] Consolidate Source
> > >> Events
> > >>>>>> between
> > >>>>>>>>>> Source
> > >>>>>>>>>>>> API
> > >>>>>>>>>>>>>>> and
> > >>>>>>>>>>>>>>>>>> Split
> > >>>>>>>>>>>>>>>>>>> Reader API
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 428fbbad85379f71a9fbf1a1ab3e3dcfa9006436
> > >>>>>>>>>>>>>>>>>>> [FLINK-19205][core] Add access to
> > >>> configuration
> > >>>>> and
> > >>>>>>>>>> hostname
> > >>>>>>>>>>> in
> > >>>>>>>>>>>>> the
> > >>>>>>>>>>>>>>>>>>> SourceReaderContext
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 723e1790744ddc78d19c7c978442af1383f38d33
> > >>>>>>>>>>>>>>>>>>> [hotfix][core] Add to Source Enumerator
> > >>>>> convenience
> > >>>>>>>>> methods
> > >>>>>>>>>>> to
> > >>>>>>>>>>>>>>> assign
> > >>>>>>>>>>>>>>>>>>> single split
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> *#### Connector Base Changes to Backport (in
> > >>>>> REVERSE
> > >>>>>>>>>> order)*
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>  (Use: "git log
> > >>>>>>> flink-connectors/flink-connector-base")
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 401f56fe9d6b0271260edf9787cdcbfe4d03874d
> > >>>>>>>>>>>>>>>>>>> [FLINK-19427][FLINK-19489][tests] Fix test
> > >>>>>> conditions
> > >>>>>>>>> for
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>> 'SplitFetcherTest.testNotifiesWhenGoingIdleConcurrent()'
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 68c5c2ff779d82a1ff81ffaf60d8a1b283797db1
> > >>>>>>>>>>>>>>>>>>> [FLINK-19448][connector base] Explicitly
> > >> check
> > >>>> for
> > >>>>>>>>>>> un-expected
> > >>>>>>>>>>>>>>>>> condition
> > >>>>>>>>>>>>>>>>>>> that would leave an inconsistent state
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 162c072e9265a7b6dd9d6f5459eb7974091c4c4e
> > >>>>>>>>>>>>>>>>>>> [FLINK-19492][core] Consolidate Source
> > >> Events
> > >>>>>> between
> > >>>>>>>>>> Source
> > >>>>>>>>>>>> API
> > >>>>>>>>>>>>>>> and
> > >>>>>>>>>>>>>>>>>> Split
> > >>>>>>>>>>>>>>>>>>> Reader API
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> c1ca7a4c7c21ec8868c14cdddd43c559625b794c
> > >>>>>>>>>>>>>>>>>>> [refactor][tests] Move some source test
> > >> utils
> > >>>> from
> > >>>>>>>>>>>>>>>>> flink-connector-base
> > >>>>>>>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>>>> flink-core
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> ee5c4c211c35c70d28252363bbc8400453609977
> > >>>>>>>>>>>>>>>>>>> [FLINK-19251][connectors] Avoid confusing
> > >>> queue
> > >>>>>>>>> handling in
> > >>>>>>>>>>>>>>>>>>> "SplitReader.handleSplitsChanges()"
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 5abef56b2bf85bcac786f6b16b6899b6cced7176
> > >>>>>>>>>>>>>>>>>>> [FLINK-19250][connectors] Fix error
> > >>> propagation
> > >>>> in
> > >>>>>>>>>> connector
> > >>>>>>>>>>>> base
> > >>>>>>>>>>>>>>>>>>> (SplitFetcherManager).
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 8fcca837c55a9216595ee4c03038b52747098dbb
> > >>>>>>>>>>>>>>>>>>> [hotfix][connectors] Improve JavaDocs for
> > >>>>>>>>>>>>>>> SingleThreadFetcherManager
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 4700bb5dde3303cbe98882f6beb7379425717b01
> > >>>>>>>>>>>>>>>>>>> [FLINK-19225][connectors] Various small
> > >>>>> improvements
> > >>>>>>> to
> > >>>>>>>>>>>>>>>>> SourceReaderBase
> > >>>>>>>>>>>>>>>>>>> (part 2)
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 12261c6b7ed6478a9b9f6a69cb58246b83cab9b7
> > >>>>>>>>>>>>>>>>>>> [FLINK-17393][connectors] (follow-up) Wakeup
> > >>> the
> > >>>>>>>>>>> SplitFetchers
> > >>>>>>>>>>>>> more
> > >>>>>>>>>>>>>>>>>>> elegantly.
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> c60aaff0249bfd6b5871b7f82e03efc487a54d6b
> > >>>>>>>>>>>>>>>>>>> [hotfix][tests] Extend test coverage for
> > >>>>>>>>>>>>>>> FutureCompletingBlockingQueue
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> cef8a587d7fd2fe64cc644da5ed095d82e46f631
> > >>>>>>>>>>>>>>>>>>> [FLINK-19245][connectors] Set default
> > >> capacity
> > >>>> for
> > >>>>>>>>>>>>>>>>>>> FutureCompletingBlockingQueue.
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 4ea95782b4c6a2538153d4d16ad3f4839c7de0fb
> > >>>>>>>>>>>>>>>>>>> [FLINK-19223][connectors] Simplify
> > >>> Availability
> > >>>>>> Future
> > >>>>>>>>>> Model
> > >>>>>>>>>>> in
> > >>>>>>>>>>>>>>> Base
> > >>>>>>>>>>>>>>>>>>> Connector
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 511857049ba30c8ff0ee56da551fa4a479dc583e
> > >>>>>>>>>>>>>>>>>>> [FLINK-18128][connectors] Ensure idle split
> > >>>>> fetchers
> > >>>>>>>>> lead
> > >>>>>>>>>> to
> > >>>>>>>>>>>>>>>>> availability
> > >>>>>>>>>>>>>>>>>>> notifications.
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> a8206467af0830dcb89623ea068b5ca3b3450c92
> > >>>>>>>>>>>>>>>>>>> [refactor][core] Eagerly initialize the
> > >>>> FetchTask
> > >>>>> to
> > >>>>>>>>>> support
> > >>>>>>>>>>>>> proper
> > >>>>>>>>>>>>>>>>> unit
> > >>>>>>>>>>>>>>>>>>> testing
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 3b2f54bcb437f98e6137c904045cc51072b5c06b
> > >>>>>>>>>>>>>>>>>>> [hotfix][tests] Move constants in
> > >>>> SplitFetcherTest
> > >>>>>>>>> relevant
> > >>>>>>>>>>> to
> > >>>>>>>>>>>>> only
> > >>>>>>>>>>>>>>>>> one
> > >>>>>>>>>>>>>>>>>>> test into test method
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> d7625760a75a508bf05bcddc380bb4d62ee1743e
> > >>>>>>>>>>>>>>>>>>> [FLINK-19225][connectors] Various small
> > >>>>> improvements
> > >>>>>>> to
> > >>>>>>>>>>>>>>>>> SourceReaderBase
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> a5b0d3297748c1be47ad579a88f24df2255a8df1
> > >>>>>>>>>>>>>>>>>>> [FLINK-17393][connectors] Wakeup the
> > >>>> SplitFetchers
> > >>>>>>> more
> > >>>>>>>>>>>>> elegantly.
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> f42a3ebc3e81a034b7221a803c153636fef34903
> > >>>>>>>>>>>>>>>>>>> [FLINK-18680][connectors] Make connector
> > >> base
> > >>>>>>>>>>>> RecordsWithSplitIds
> > >>>>>>>>>>>>>>> more
> > >>>>>>>>>>>>>>>>>>> lightweight.
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> e3d273de822b085183d09b275a445879ff94b350
> > >>>>>>>>>>>>>>>>>>> [FLINK-19162][connectors] Add 'recycle()' to
> > >>> the
> > >>>>>>>>>>>>>>> RecordsWithSplitIds
> > >>>>>>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>>>> support reuse of heavy objects.
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 8ebc464c2520453a70001cd712abc8dee6ee89e0
> > >>>>>>>>>>>>>>>>>>> [hotfix][testing] Add a set of
> > >> parameterizable
> > >>>>>> testing
> > >>>>>>>>>> mocks
> > >>>>>>>>>>>> for
> > >>>>>>>>>>>>>>> the
> > >>>>>>>>>>>>>>>>>> Split
> > >>>>>>>>>>>>>>>>>>> Reader API
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> 930a07438be1185388d7150640f294dfe2a5d378
> > >>>>>>>>>>>>>>>>>>> [hotfix][connectors] Add RequestSplitEvent
> > >> to
> > >>>>>>>>>>>>>>> 'flink-connector-base'
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> commit
> > >>> e945ce8a933bc378844782f784ca473c767ca159
> > >>>>>>>>>>>>>>>>>>> [refactor][connectors] Backport of the
> > >>>>>> connector-base
> > >>>>>>>>>>> exception
> > >>>>>>>>>>>>>>>>> handling
> > >>>>>>>>>>>>>>>>>>> from the Kafka Connector Pull Request
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>> On Wed, Oct 28, 2020 at 5:49 PM Steven Wu <
> > >>>>>>>>>>>> stevenz...@gmail.com>
> > >>>>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>> I would love to see this FLIP-27 source
> > >>>>> interface
> > >>>>>>>>>>> improvement
> > >>>>>>>>>>>>> [1]
> > >>>>>>>>>>>>>>>>> made
> > >>>>>>>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>>>>> 1.11.3.
> > >>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>> [1]
> > >>>>>>> https://issues.apache.org/jira/browse/FLINK-19698
> > >>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>> On Wed, Oct 28, 2020 at 12:32 AM Tzu-Li
> > >>>> (Gordon)
> > >>>>>>> Tai <
> > >>>>>>>>>>>>>>>>>>> tzuli...@apache.org>
> > >>>>>>>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> Thanks for the replies so far!
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> Just to provide a brief update on the
> > >>> status
> > >>>>> of
> > >>>>>>>>>> blockers
> > >>>>>>>>>>>> for
> > >>>>>>>>>>>>>>>>> 1.11.3
> > >>>>>>>>>>>>>>>>>> so
> > >>>>>>>>>>>>>>>>>>>> far:
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> *PR opened, pending reviewer*-
> > >>> [FLINK-19717]
> > >>>>>>>>>>>>>>>>>> SourceReaderBase.pollNext
> > >>>>>>>>>>>>>>>>>>>> may
> > >>>>>>>>>>>>>>>>>>>>> return END_OF_INPUT if SplitReader.fetch
> > >>>>> throws
> > >>>>>> (
> > >>>>>>>>>>>>>>>>>>>>>
> > >>> https://github.com/apache/flink/pull/13776)
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> *PR opened, reviewed + close to being
> > >>>> merged*
> > >>>>>>>>>>>>>>>>>>>>> - [FLINK-19741] Timer service should
> > >> skip
> > >>>>>>> restoring
> > >>>>>>>>>> from
> > >>>>>>>>>>>> raw
> > >>>>>>>>>>>>>>> keyed
> > >>>>>>>>>>>>>>>>>>> stream
> > >>>>>>>>>>>>>>>>>>>>> if it isn't the writer (
> > >>>>>>>>>>>>>>>>> https://github.com/apache/flink/pull/13761)
> > >>>>>>>>>>>>>>>>>>>>> - [FLINK-19748] Raw keyed stream key
> > >> group
> > >>>>>>> iterator
> > >>>>>>>>>>> should
> > >>>>>>>>>>>> be
> > >>>>>>>>>>>>>>>>>> skipping
> > >>>>>>>>>>>>>>>>>>>>> unwritten key groups (
> > >>>>>>>>>>>>>>> https://github.com/apache/flink/pull/13772)
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> *Merged*
> > >>>>>>>>>>>>>>>>>>>>> - [FLINK-19154] Application mode deletes
> > >>> HA
> > >>>>> data
> > >>>>>>> in
> > >>>>>>>>>> case
> > >>>>>>>>>>> of
> > >>>>>>>>>>>>>>>>> suspended
> > >>>>>>>>>>>>>>>>>>>>> ZooKeeper connection
> > >>>>>>>>>>>>>>>>>>>>> - [FLINK-19569] Upgrade ICU4J to 67.1+
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> Right now as it seems, progress is
> > >> mainly
> > >>>>>> blocked
> > >>>>>>>>> on a
> > >>>>>>>>>>>>> reviewer
> > >>>>>>>>>>>>>>>>> for
> > >>>>>>>>>>>>>>>>>>>>> FLINK-19717.
> > >>>>>>>>>>>>>>>>>>>>> Meanwhile, Xintong is keeping an eye on
> > >>> test
> > >>>>>>>>>>> instabilities
> > >>>>>>>>>>>>> [1]
> > >>>>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>> see
> > >>>>>>>>>>>>>>>>>>> if
> > >>>>>>>>>>>>>>>>>>>>> there are any fixes that should be
> > >> applied
> > >>>> to
> > >>>>>>>>>>>> `release-1.11`.
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> This is also a reminder, that if there
> > >> are
> > >>>>> other
> > >>>>>>>>>> blockers
> > >>>>>>>>>>>>> that
> > >>>>>>>>>>>>>>> we
> > >>>>>>>>>>>>>>>>>> need
> > >>>>>>>>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>>>>>> be aware of, or a need to re-establish
> > >>>>> estimated
> > >>>>>>>>> time
> > >>>>>>>>>> for
> > >>>>>>>>>>>>>>> getting
> > >>>>>>>>>>>>>>>>>> fixes
> > >>>>>>>>>>>>>>>>>>>> in
> > >>>>>>>>>>>>>>>>>>>>> and delay the RC for 1.11.3, please do
> > >> let
> > >>>> us
> > >>>>>>> know!
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> Cheers,
> > >>>>>>>>>>>>>>>>>>>>> Gordon
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> [1]
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>
> > >>>>>>>>>>>>
> > >>>>>>>>>>>
> > >>>>>>>>>>
> > >>>>>>>>>
> > >>>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>
> > >>
> >
> https://issues.apache.org/jira/issues/?jql=project%20%3D%20FLINK%20AND%20status%20in%20(Open%2C%20%22In%20Progress%22%2C%20Reopened)%20AND%20affectedVersion%20in%20(1.11.0%2C%201.11.1%2C%201.11.2)%20AND%20labels%20%3D%20test-stability
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>> On Mon, Oct 26, 2020 at 9:43 PM Kostas
> > >>>>> Kloudas <
> > >>>>>>>>>>>>>>>>> kklou...@apache.org>
> > >>>>>>>>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>> +1 for releasing Flink 1.11.3 as it
> > >>>>> contains a
> > >>>>>>>>> number
> > >>>>>>>>>>> of
> > >>>>>>>>>>>>>>>>> important
> > >>>>>>>>>>>>>>>>>>>>>> fixes and thanks Gordon and Xintong
> > >> for
> > >>>>>>>>> volunteering.
> > >>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>> Cheers,
> > >>>>>>>>>>>>>>>>>>>>>> Kostas
> > >>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>> On Mon, Oct 26, 2020 at 4:37 AM Yu Li
> > >> <
> > >>>>>>>>>>> car...@gmail.com>
> > >>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>> +1 for releasing Flink 1.11.3, and
> > >>>> thanks
> > >>>>>>> Gordon
> > >>>>>>>>>> and
> > >>>>>>>>>>>>>>> Xintong
> > >>>>>>>>>>>>>>>>> for
> > >>>>>>>>>>>>>>>>>>>>>>> volunteering as our release
> > >> managers.
> > >>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>> Best Regards,
> > >>>>>>>>>>>>>>>>>>>>>>> Yu
> > >>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>> On Mon, 26 Oct 2020 at 09:45,
> > >> Xintong
> > >>>>> Song <
> > >>>>>>>>>>>>>>>>>> tonysong...@gmail.com>
> > >>>>>>>>>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>> Thanks Gordan for starting this
> > >>>>>> discussion.
> > >>>>>>>>>>>>>>>>>>>>>>>> My pleasure to help with the
> > >> release
> > >>>>>>> process.
> > >>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>> Thank you~
> > >>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>> Xintong Song
> > >>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>> On Fri, Oct 23, 2020 at 11:29 PM
> > >>> Till
> > >>>>>>>>> Rohrmann <
> > >>>>>>>>>>>>>>>>>>>> trohrm...@apache.org
> > >>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>> Thanks for starting this
> > >>> discussion
> > >>>>>>> Gordon.
> > >>>>>>>>>> There
> > >>>>>>>>>>>> are
> > >>>>>>>>>>>>>>> over
> > >>>>>>>>>>>>>>>>>> 100
> > >>>>>>>>>>>>>>>>>>>>> issues
> > >>>>>>>>>>>>>>>>>>>>>>>>> which are fixed for 1.11.3.
> > >> Hence
> > >>> +1
> > >>>>>> for a
> > >>>>>>>>>>> soonish
> > >>>>>>>>>>>>>>> 1.11.3
> > >>>>>>>>>>>>>>>>>>>> release.
> > >>>>>>>>>>>>>>>>>>>>>> Thanks
> > >>>>>>>>>>>>>>>>>>>>>>>>> for volunteering as our release
> > >>>>> managers
> > >>>>>>>>> Gordon
> > >>>>>>>>>>> and
> > >>>>>>>>>>>>>>>>> Xintong!
> > >>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>> Cheers,
> > >>>>>>>>>>>>>>>>>>>>>>>>> Till
> > >>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>> On Fri, Oct 23, 2020 at 5:02 PM
> > >>>> Tzu-Li
> > >>>>>>>>> (Gordon)
> > >>>>>>>>>>>> Tai <
> > >>>>>>>>>>>>>>>>>>>>>> tzuli...@apache.org
> > >>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>> wrote:
> > >>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>> Hi,
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>> Xintong and I would like to
> > >>> start a
> > >>>>>>>>> discussion
> > >>>>>>>>>>> for
> > >>>>>>>>>>>>>>>>> releasing
> > >>>>>>>>>>>>>>>>>>>> Flink
> > >>>>>>>>>>>>>>>>>>>>>>>> 1.11.3
> > >>>>>>>>>>>>>>>>>>>>>>>>>> soon.
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>> It seems like we already have a
> > >>> few
> > >>>>>>>>> pressing
> > >>>>>>>>>>>> issues
> > >>>>>>>>>>>>>>> that
> > >>>>>>>>>>>>>>>>>> needs
> > >>>>>>>>>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>>>>>> be
> > >>>>>>>>>>>>>>>>>>>>>>>>>> included in a new hotfix
> > >> release:
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>>   - Heap-based timers’ restore
> > >>>>>> behaviour
> > >>>>>>>>> is
> > >>>>>>>>>>>>> causing a
> > >>>>>>>>>>>>>>>>>>> critical
> > >>>>>>>>>>>>>>>>>>>>>> recovery
> > >>>>>>>>>>>>>>>>>>>>>>>>>>   issue for StateFun [1] [2]
> > >>> [3].
> > >>>>>>>>>>>>>>>>>>>>>>>>>>   - There are several
> > >> robustness
> > >>>>>> issues
> > >>>>>>>>> for
> > >>>>>>>>>> the
> > >>>>>>>>>>>>>>> FLIP-27
> > >>>>>>>>>>>>>>>>> new
> > >>>>>>>>>>>>>>>>>>>>> source
> > >>>>>>>>>>>>>>>>>>>>>> API,
> > >>>>>>>>>>>>>>>>>>>>>>>>>>   such as [4]. We already have
> > >>>> some
> > >>>>>>> users
> > >>>>>>>>>> using
> > >>>>>>>>>>>> the
> > >>>>>>>>>>>>>>>>> FLIP-27
> > >>>>>>>>>>>>>>>>>>> API
> > >>>>>>>>>>>>>>>>>>>>>> with
> > >>>>>>>>>>>>>>>>>>>>>>>>>> 1.11.x,
> > >>>>>>>>>>>>>>>>>>>>>>>>>>   so it would be important to
> > >>> get
> > >>>>>> those
> > >>>>>>>>> fixes
> > >>>>>>>>>>> in
> > >>>>>>>>>>>>> for
> > >>>>>>>>>>>>>>>>> 1.11.x
> > >>>>>>>>>>>>>>>>>>> as
> > >>>>>>>>>>>>>>>>>>>>>> well.
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>> Apart from the issues that are
> > >>>>> already
> > >>>>>>>>> marked
> > >>>>>>>>>> as
> > >>>>>>>>>>>>>>> blocker
> > >>>>>>>>>>>>>>>>> for
> > >>>>>>>>>>>>>>>>>>>>> 1.11.3
> > >>>>>>>>>>>>>>>>>>>>>> in
> > >>>>>>>>>>>>>>>>>>>>>>>> our
> > >>>>>>>>>>>>>>>>>>>>>>>>>> JIRA [5], please let us know in
> > >>>> this
> > >>>>>>>>> thread if
> > >>>>>>>>>>>> there
> > >>>>>>>>>>>>>>> is
> > >>>>>>>>>>>>>>>>>>> already
> > >>>>>>>>>>>>>>>>>>>>>> ongoing
> > >>>>>>>>>>>>>>>>>>>>>>>>>> work for other important fixes
> > >>> that
> > >>>>> we
> > >>>>>>>>> should
> > >>>>>>>>>>> try
> > >>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>>> include.
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>> Xintong and I would like to
> > >>>> volunteer
> > >>>>>> for
> > >>>>>>>>>>> managing
> > >>>>>>>>>>>>>>> this
> > >>>>>>>>>>>>>>>>>>> release,
> > >>>>>>>>>>>>>>>>>>>>> and
> > >>>>>>>>>>>>>>>>>>>>>>>> will
> > >>>>>>>>>>>>>>>>>>>>>>>>>> try to communicate the priority
> > >>> of
> > >>>>>>> pending
> > >>>>>>>>>>>> blockers
> > >>>>>>>>>>>>>>> over
> > >>>>>>>>>>>>>>>>> the
> > >>>>>>>>>>>>>>>>>>>> next
> > >>>>>>>>>>>>>>>>>>>>>> few
> > >>>>>>>>>>>>>>>>>>>>>>>>>> days.
> > >>>>>>>>>>>>>>>>>>>>>>>>>> Since the aforementioned issues
> > >>> are
> > >>>>>> quite
> > >>>>>>>>>>>> critical,
> > >>>>>>>>>>>>>>> we’d
> > >>>>>>>>>>>>>>>>>> like
> > >>>>>>>>>>>>>>>>>>> to
> > >>>>>>>>>>>>>>>>>>>>> aim
> > >>>>>>>>>>>>>>>>>>>>>>>>>> for a *feature
> > >>>>>>>>>>>>>>>>>>>>>>>>>> freeze by the end of next week
> > >>>> (Oct.
> > >>>>>>> 30th)*
> > >>>>>>>>>> and
> > >>>>>>>>>>>>> start
> > >>>>>>>>>>>>>>> the
> > >>>>>>>>>>>>>>>>>>>> release
> > >>>>>>>>>>>>>>>>>>>>>> voting
> > >>>>>>>>>>>>>>>>>>>>>>>>>> process the week after.
> > >>>>>>>>>>>>>>>>>>>>>>>>>> If that is too short of a
> > >> notice
> > >>>> and
> > >>>>>> you
> > >>>>>>>>> might
> > >>>>>>>>>>>> need
> > >>>>>>>>>>>>>>> more
> > >>>>>>>>>>>>>>>>>> time,
> > >>>>>>>>>>>>>>>>>>>>>> please
> > >>>>>>>>>>>>>>>>>>>>>>>> let
> > >>>>>>>>>>>>>>>>>>>>>>>>>> us know!
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>> Cheers,
> > >>>>>>>>>>>>>>>>>>>>>>>>>> Gordon
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>> [1]
> > >>>>>>>>>>>>> https://issues.apache.org/jira/browse/FLINK-19692
> > >>>>>>>>>>>>>>>>>>>>>>>>>> [2]
> > >>>>>>>>>>>>> https://issues.apache.org/jira/browse/FLINK-19741
> > >>>>>>>>>>>>>>>>>>>>>>>>>> [3]
> > >>>>>>>>>>>>> https://issues.apache.org/jira/browse/FLINK-19748
> > >>>>>>>>>>>>>>>>>>>>>>>>>> [4]
> > >>>>>>>>>>>>> https://issues.apache.org/jira/browse/FLINK-19717
> > >>>>>>>>>>>>>>>>>>>>>>>>>> [5]
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>
> > >>>>>>>>>>>>
> > >>>>>>>>>>>
> > >>>>>>>>>>
> > >>>>>>>>>
> > >>>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>
> > >>
> >
> https://issues.apache.org/jira/issues/?jql=project%20%3D%20FLINK%20AND%20priority%20%3D%20Blocker%20AND%20fixVersion%20%3D%201.11.3
> > >>>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>> --
> > >>>>>>>>>>>>>>>>>> Best, Jingsong Lee
> > >>>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>>
> > >>>>>>>>>>>>>>
> > >>>>>>>>>>>>>
> > >>>>>>>>>>>>
> > >>>>>>>>>>>
> > >>>>>>>>>>
> > >>>>>>>>>
> > >>>>>>>>
> > >>>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>
> > >>
> >
> >
> >
>

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