@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 > > > > >> >> > > > > > >> >> > > > > >> > > > > > >> > > > > > > > > > > > > > > >
