@Andrey and @Xintong - could we have a quick poll on the user mailing list
about increasing the metaspace size in Flink 1.10.1? Specifically asking
for who has very small TM setups?

On Fri, Mar 13, 2020 at 6:23 AM Yu Li <car...@gmail.com> wrote:

> Thanks for the reminder Stephan and the inputs/discussion Andrey and
> Xintong. I totally agree that we should try best not to introduce new
> issues when resolving the existing one. Will watch closely about the
> discussion and conclusion around metaspace configuration.
>
> From the point as a developer instead of RM, I'm optimistic that reserving
> 160MB more memory to JVM metaspace by default won't cause a big problem,
> based on the assumption that nowadays assigning 2GB/4GB memory per TM is
> the common case.
>
> Best Regards,
> Yu
>
>
> On Fri, 13 Mar 2020 at 09:54, Xintong Song <tonysong...@gmail.com> wrote:
>
> > I think in FLINK-16406 we have not only increased the default value for
> > metaspace, but also increased the 'process.size' in default
> > 'flink-conf.yaml'.
> >
> > That means:
> >
> >    - For people using the default 'flink-conf.yaml', it's not really
> taking
> >    memory from heap / managed for metaspace.
> >    - For people using custom configuration files:
> >       - If they are specifying 'flink.size', then metaspace does not
> really
> >       affect the flink memory internal components (heap, managed, etc.).
> >       - If they are specifying 'process.size' (most likely active
> setups),
> >       then they will have less heap / managed memory, or worse, their
> >       configuration may not work without adjustment.
> >          - For a TM with large process memory (e.g., 4 GB or more), it is
> >          probably ok that the metaspace takes 160 MB more memory.
> >          - For a TM with smaller total memory (1 or 2 GB) the metaspace
> >          increase is more likely to cause problem.
> >
> > So basically only people have small 'process.size' in custom config file
> > are really affected. I'm not sure what is the proportion of such use
> cases
> > though. (From questions asked on the user ML, probably not much).
> >
> > Thank you~
> >
> > Xintong Song
> >
> >
> >
> > On Thu, Mar 12, 2020 at 10:09 PM Stephan Ewen <se...@apache.org> wrote:
> >
> > > No need to revert it now - I am not saying it should not go into
> 1.10.1,
> > I
> > > am just saying this is not clear to me yet.
> > >
> > > We have to trade off the fact that we may break some deployments with
> the
> > > fact that we will "safe" a lot of new deployments.
> > > I simply lack the data points / insight at the moment to understand how
> > > significant both cases are, meaning how many users would be affected
> and
> > > how badly.
> > >
> > > Independent of that, improving the error message is always helpful.
> > >
> > > On Thu, Mar 12, 2020 at 1:22 PM Andrey Zagrebin <
> > > azagrebin.apa...@gmail.com>
> > > wrote:
> > >
> > > > >   - For 1.10.1 I am not completely sure, because users expect to
> > > upgrade
> > > > > that without config adjustments. That might not be possible with
> that
> > > > > change.
> > > >
> > > > Ok, makes sense, I will revert it for 1.10 and only try to improve
> > error
> > > > message and docs.
> > > >
> > > > > On 12 Mar 2020, at 13:15, Stephan Ewen <se...@apache.org> wrote:
> > > > >
> > > > > @Andrey about the increase in metaspace size
> > > > >   - I have no concerns for 1.11.0.
> > > > >   - For 1.10.1 I am not completely sure, because users expect to
> > > upgrade
> > > > > that without config adjustments. That might not be possible with
> that
> > > > > change.
> > > > >
> > > > > On Thu, Mar 12, 2020 at 12:55 PM Andrey Zagrebin <
> > > > azagrebin.apa...@gmail.com>
> > > > > wrote:
> > > > >
> > > > >>
> > > > >>> About "FLINK-16142 Memory Leak causes Metaspace OOM error on
> > repeated
> > > > >> job”
> > > > >>
> > > > >> My understanding that the issue is basically covered by:
> > > > >>
> > > > >> - [FLINK-16225] Metaspace Out Of Memory should be handled as Fatal
> > > Error
> > > > >> in TaskManager
> > > > >>   no full consensus there but improving error message for existing
> > > task
> > > > >> thread fatal handling could be done at least
> > > > >>
> > > > >> - [FLINK-16406] Increase default value for JVM Metaspace to
> minimise
> > > its
> > > > >> OutOfMemoryError
> > > > >>   see further
> > > > >>
> > > > >> - [FLINK-16246] Exclude "SdkMBeanRegistrySupport" from dynamically
> > > > loaded
> > > > >> AWS connectors
> > > > >>  not sure whether this is a blocker but looks close to be resolved
> > > > >>
> > > > >>> About "FLINK-16406 Increase default value for JVM Metaspace"
> > > > >>> - Have we consensus that this is okay for a bugfix release? It
> > > changes
> > > > >>> setups, takes away memory from heap / managed memory on existing
> > > setups
> > > > >>> that keep their flink-conf.yaml.
> > > > >>
> > > > >> My understanding was that increasing to 256m resolved the reported
> > > > problems
> > > > >> and we decided to make the change so I have merged it today as
> there
> > > > were
> > > > >> no more concerns.
> > > > >> If there are concerns I can revert it.
> > > > >>
> > > > >> On the other hand, I think improving the message error with
> > reference
> > > to
> > > > >> the metaspace option should help the most
> > > > >> because user would not have to read all docs to fix it
> > > > >> then maybe this change is not even needed.
> > > > >>
> > > > >> Best,
> > > > >> Andrey
> > > > >>
> > > > >>> On 12 Mar 2020, at 12:28, Stephan Ewen <se...@apache.org> wrote:
> > > > >>>
> > > > >>> Good idea to go ahead with 1.10.1
> > > > >>>
> > > > >>> About "FLINK-16142 Memory Leak causes Metaspace OOM error on
> > repeated
> > > > >> job"
> > > > >>> - I don't think we have consensus on the exact solution, yet, and
> > > some
> > > > >> of
> > > > >>> the changes might also have side effects that are hard to
> predict,
> > > so I
> > > > >> am
> > > > >>> not sure we should rush this in.
> > > > >>>
> > > > >>> About "FLINK-16406 Increase default value for JVM Metaspace"
> > > > >>> - Have we consensus that this is okay for a bugfix release? It
> > > changes
> > > > >>> setups, takes away memory from heap / managed memory on existing
> > > setups
> > > > >>> that keep their flink-conf.yaml.
> > > > >>>
> > > > >>> We may need to unblock the release form these two issues and
> think
> > > > about
> > > > >>> having 1.10.2 in the near future.
> > > > >>>
> > > > >>> On Thu, Mar 12, 2020 at 7:15 AM Yu Li <car...@gmail.com> wrote:
> > > > >>>
> > > > >>>> Thanks for the reminder Jark. Will keep an eye on these two.
> > > > >>>>
> > > > >>>> Best Regards,
> > > > >>>> Yu
> > > > >>>>
> > > > >>>>
> > > > >>>> On Thu, 12 Mar 2020 at 12:32, Jark Wu <imj...@gmail.com> wrote:
> > > > >>>>
> > > > >>>>> Thanks for driving this release, Yu!
> > > > >>>>> +1 to start 1.10.1 release cycle.
> > > > >>>>>
> > > > >>>>> From the Table SQL module, I think we should also try to get in
> > the
> > > > >>>>> following issues:
> > > > >>>>> - FLINK-16441: Allow users to override flink-conf parameters
> from
> > > SQL
> > > > >> CLI
> > > > >>>>> environment
> > > > >>>>> this allows users to set e.g. statebackend, watermark interval,
> > > > >>>>> exactly-once/at-least-once, in the SQL CLI
> > > > >>>>> - FLINK-16217: SQL Client crashed when any uncatched exception
> is
> > > > >> thrown
> > > > >>>>> this will improve much experience when using SQL CLI
> > > > >>>>>
> > > > >>>>> Best,
> > > > >>>>> Jark
> > > > >>>>>
> > > > >>>>>
> > > > >>>>> On Wed, 11 Mar 2020 at 20:37, Yu Li <car...@gmail.com> wrote:
> > > > >>>>>
> > > > >>>>>> Thanks for the suggestion Andrey! I've added 1.10.1 into
> > > FLINK-16225
> > > > >>>> fix
> > > > >>>>>> versions and promoted its priority to Critical. Will also
> watch
> > > the
> > > > >>>>>> progress of FLINK-16108/FLINK-16408.
> > > > >>>>>>
> > > > >>>>>> Best Regards,
> > > > >>>>>> Yu
> > > > >>>>>>
> > > > >>>>>>
> > > > >>>>>> On Wed, 11 Mar 2020 at 18:18, Andrey Zagrebin <
> > > azagre...@apache.org
> > > > >
> > > > >>>>>> wrote:
> > > > >>>>>>
> > > > >>>>>>> Hi Yu,
> > > > >>>>>>>
> > > > >>>>>>> Thanks for kicking off the 1.10.1 release discussion!
> > > > >>>>>>>
> > > > >>>>>>> Apart from
> > > > >>>>>>> - FLINK-16406 Increase default value for JVM Metaspace to
> > > minimise
> > > > >>>> its
> > > > >>>>>>> OutOfMemoryError
> > > > >>>>>>> which should be merged soon
> > > > >>>>>>>
> > > > >>>>>>> I think we should also try to get in the following issues:
> > > > >>>>>>>
> > > > >>>>>>> - [FLINK-16225] Metaspace Out Of Memory should be handled as
> > > Fatal
> > > > >>>>> Error
> > > > >>>>>> in
> > > > >>>>>>> TaskManager
> > > > >>>>>>> This should solve the Metaspace problem even in a better way
> > > > because
> > > > >>>>> OOM
> > > > >>>>>>> failure should point users to the docs immediately
> > > > >>>>>>>
> > > > >>>>>>> - [FLINK-16408] Bind user code class loader to lifetime of a
> > slot
> > > > >>>>>>> This should give a better protection against class loading
> > leaks
> > > > >>>>>>>
> > > > >>>>>>> - [FLINK-16018] Improve error reporting when submitting batch
> > job
> > > > >>>>>> (instead
> > > > >>>>>>> of AskTimeoutException)
> > > > >>>>>>> This problem has recently happened for multiple users
> > > > >>>>>>>
> > > > >>>>>>> Best,
> > > > >>>>>>> Andrey
> > > > >>>>>>>
> > > > >>>>>>>
> > > > >>>>>>> On Wed, Mar 11, 2020 at 8:46 AM Jingsong Li <
> > > > jingsongl...@gmail.com>
> > > > >>>>>>> wrote:
> > > > >>>>>>>
> > > > >>>>>>>> Thanks for driving. Yu. +1 for starting the 1.10.1 release.
> > > > >>>>>>>>
> > > > >>>>>>>> Some issues are very important, Users are looking forward to
> > > them.
> > > > >>>>>>>>
> > > > >>>>>>>> Best,
> > > > >>>>>>>> Jingsong Lee
> > > > >>>>>>>>
> > > > >>>>>>>> On Wed, Mar 11, 2020 at 2:52 PM Yangze Guo <
> > karma...@gmail.com>
> > > > >>>>> wrote:
> > > > >>>>>>>>
> > > > >>>>>>>>> Thanks for driving this release, Yu!
> > > > >>>>>>>>>
> > > > >>>>>>>>> +1 for starting the 1.10.1 release cycle.
> > > > >>>>>>>>>
> > > > >>>>>>>>> Best,
> > > > >>>>>>>>> Yangze Guo
> > > > >>>>>>>>>
> > > > >>>>>>>>> On Wed, Mar 11, 2020 at 1:42 PM Xintong Song <
> > > > >>>>> tonysong...@gmail.com>
> > > > >>>>>>>>> wrote:
> > > > >>>>>>>>>>
> > > > >>>>>>>>>> Yu,
> > > > >>>>>>>>>> Thanks for the explanation.
> > > > >>>>>>>>>> I've no concerns. I was just trying to get some inputs for
> > > > >>>>>>> prioritizing
> > > > >>>>>>>>>> tasks on my side, and ~1month sounds good to me.
> > > > >>>>>>>>>>
> > > > >>>>>>>>>>
> > > > >>>>>>>>>> Thank you~
> > > > >>>>>>>>>>
> > > > >>>>>>>>>> Xintong Song
> > > > >>>>>>>>>>
> > > > >>>>>>>>>>
> > > > >>>>>>>>>>
> > > > >>>>>>>>>> On Wed, Mar 11, 2020 at 12:15 PM Yu Li <car...@gmail.com>
> > > > >>>> wrote:
> > > > >>>>>>>>>>
> > > > >>>>>>>>>>> bq. what is the time plan for 1.10.1?
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>> According to the history, the first patch release of a
> > major
> > > > >>>>>>> version
> > > > >>>>>>>>> will
> > > > >>>>>>>>>>> take ~1month from discussion started, depending on the
> > speed
> > > > >>>> of
> > > > >>>>>>>> blocker
> > > > >>>>>>>>>>> issue resolving:
> > > > >>>>>>>>>>> * 1.8.1: started discussion on May 28th [1], released on
> > Jul
> > > > >>>>> 3rd
> > > > >>>>>>> [2]
> > > > >>>>>>>>>>> * 1.9.1: started discussion on Sep 23rd [3], released on
> > Oct
> > > > >>>>> 19th
> > > > >>>>>>> [4]
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>> We won't rush to match the history of course, but could
> use
> > > > >>>> it
> > > > >>>>>> as a
> > > > >>>>>>>>>>> reference. And please feel free to let me know if any
> > > > >>>> concerns
> > > > >>>>>>>> Xintong.
> > > > >>>>>>>>>>> Thanks.
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>> Best Regards,
> > > > >>>>>>>>>>> Yu
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>> [1]
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>
> > > > >>>>>>>>
> > > > >>>>>>>
> > > > >>>>>>
> > > > >>>>>
> > > > >>>>
> > > > >>
> > > >
> > >
> >
> http://apache-flink-mailing-list-archive.1008284.n3.nabble.com/DISCUSS-Releasing-Flink-1-8-1-td29154.html
> > > > >>>>>>>>>>> [2]
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>
> > > > >>>>>>>>
> > > > >>>>>>>
> > > > >>>>>>
> > > > >>>>>
> > > > >>>>
> > > > >>
> > > >
> > >
> >
> http://apache-flink-mailing-list-archive.1008284.n3.nabble.com/ANNOUNCE-Apache-Flink-1-8-1-released-td30124.html
> > > > >>>>>>>>>>> [3]
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>
> > > > >>>>>>>>
> > > > >>>>>>>
> > > > >>>>>>
> > > > >>>>>
> > > > >>>>
> > > > >>
> > > >
> > >
> >
> http://apache-flink-mailing-list-archive.1008284.n3.nabble.com/DISCUSS-Releasing-Flink-1-9-1-td33343.html
> > > > >>>>>>>>>>> [4]
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>
> > > > >>>>>>>>
> > > > >>>>>>>
> > > > >>>>>>
> > > > >>>>>
> > > > >>>>
> > > > >>
> > > >
> > >
> >
> http://apache-flink-mailing-list-archive.1008284.n3.nabble.com/ANNOUNCE-Apache-Flink-1-9-1-released-td34170.html
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>> On Wed, 11 Mar 2020 at 11:54, Xintong Song <
> > > > >>>>>> tonysong...@gmail.com>
> > > > >>>>>>>>> wrote:
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>>>> Thanks Yu, for the kick off and volunteering to be the
> > > > >>>>> release
> > > > >>>>>>>>> manager.
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>> +1 for the proposal.
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>> One quick question, what is the time plan for 1.10.1?
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>> Thank you~
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>> Xintong Song
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>> On Wed, Mar 11, 2020 at 11:51 AM Zhijiang
> > > > >>>>>>>>>>>> <wangzhijiang...@aliyun.com.invalid> wrote:
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>>> Thanks for driving this release, Yu!
> > > > >>>>>>>>>>>>> +1 on my side
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>> Best,
> > > > >>>>>>>>>>>>> Zhijiang
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>
> > > ------------------------------------------------------------------
> > > > >>>>>>>>>>>>> From:Yu Li <car...@gmail.com>
> > > > >>>>>>>>>>>>> Send Time:2020 Mar. 10 (Tue.) 20:25
> > > > >>>>>>>>>>>>> To:dev <dev@flink.apache.org>
> > > > >>>>>>>>>>>>> Subject:Re: [DISCUSS] Releasing Flink 1.10.1
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>> Thanks for the supplement Hequn. Yes will also keep an
> > > > >>>> eye
> > > > >>>>> on
> > > > >>>>>>>> these
> > > > >>>>>>>>>>>>> existing blocker issues.
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>> Best Regards,
> > > > >>>>>>>>>>>>> Yu
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>> On Tue, 10 Mar 2020 at 19:10, Hequn Cheng <
> > > > >>>>> he...@apache.org>
> > > > >>>>>>>>> wrote:
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>> Hi Yu,
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>> Thanks a lot for raising the discussion and volunteer
> > > > >>>> as
> > > > >>>>>> the
> > > > >>>>>>>>> release
> > > > >>>>>>>>>>>>>> manager!
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>> I found there are some other issues[1] which are
> marked
> > > > >>>>> as
> > > > >>>>>> a
> > > > >>>>>>>>> blocker:
> > > > >>>>>>>>>>>>>> - FLINK-16454 Update the copyright year in NOTICE
> files
> > > > >>>>>>>>>>>>>> - FLINK-16262 Class loader problem with
> > > > >>>>>>>>>>>>>> FlinkKafkaProducer.Semantic.EXACTLY_ONCE and usrlib
> > > > >>>>>> directory
> > > > >>>>>>>>>>>>>> - FLINK-16170 SearchTemplateRequest
> > > > >>>>> ClassNotFoundException
> > > > >>>>>>> when
> > > > >>>>>>>>> use
> > > > >>>>>>>>>>>>>> flink-sql-connector-elasticsearch7
> > > > >>>>>>>>>>>>>> - FLINK-16018 Improve error reporting when submitting
> > > > >>>>> batch
> > > > >>>>>>> job
> > > > >>>>>>>>>>>> (instead
> > > > >>>>>>>>>>>>> of
> > > > >>>>>>>>>>>>>> AskTimeoutException)
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>> These may also need to be resolved in 1.10.1.
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>> Best,
> > > > >>>>>>>>>>>>>> Hequn
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>> [1]
> > > > >>>>>>>>>
> > > https://issues.apache.org/jira/projects/FLINK/versions/12346891
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>> On Tue, Mar 10, 2020 at 6:48 PM Yu Li <
> > > > >>>> car...@gmail.com>
> > > > >>>>>>>> wrote:
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>> Hi Jincheng,
> > > > >>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>> Yes, your help would be very helpful. Thanks a lot!
> > > > >>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>> Best Regards,
> > > > >>>>>>>>>>>>>>> Yu
> > > > >>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>> On Tue, 10 Mar 2020 at 18:24, jincheng sun <
> > > > >>>>>>>>>>> sunjincheng...@gmail.com
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>> wrote:
> > > > >>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>> Thanks for bring up the discussion Yu. I would like
> > > > >>>>> to
> > > > >>>>>>> give
> > > > >>>>>>>>> you a
> > > > >>>>>>>>>>>>> hand
> > > > >>>>>>>>>>>>>> at
> > > > >>>>>>>>>>>>>>>> the last stage when the RC is finished.(If you
> > > > >>>> need)
> > > > >>>>>> :)
> > > > >>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>> Best,
> > > > >>>>>>>>>>>>>>>> Jincheng
> > > > >>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>> Yu Li <car...@gmail.com> 于2020年3月10日周二 下午5:49写道:
> > > > >>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> Hi All,
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> It has been almost one month since we released
> > > > >>>>> Flink
> > > > >>>>>>>>> 1.10.0. We
> > > > >>>>>>>>>>>>>> already
> > > > >>>>>>>>>>>>>>>>> have more than 40 resolved improvements/bugs in
> > > > >>>> the
> > > > >>>>>>>>>>> release-1.10
> > > > >>>>>>>>>>>>>>> branch,
> > > > >>>>>>>>>>>>>>>>> and I propose to start the 1.10.1 release cycle.
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> Most noticeable fixes are:
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> - FLINK-16241 [legal] Remove the license and
> > > > >>>> notice
> > > > >>>>>>> file
> > > > >>>>>>>> in
> > > > >>>>>>>>>>>>>>> flink-ml-lib
> > > > >>>>>>>>>>>>>>>>> module
> > > > >>>>>>>>>>>>>>>>> - FLINK-16313 Fix RocksDB resource leak in
> > > > >>>>>>>>>>>>> flink-state-processor-api
> > > > >>>>>>>>>>>>>>>>> - FLINK-16161 Statistics zero should be known in
> > > > >>>>>>>>> HiveCatalog
> > > > >>>>>>>>>>>>>>>>> - FLINK-2336 ArrayIndexOufOBoundsException in
> > > > >>>>>>>> TypeExtractor
> > > > >>>>>>>>>>> when
> > > > >>>>>>>>>>>>>>> mapping
> > > > >>>>>>>>>>>>>>>>> - FLINK-16108 StreamSQLExample is failed if
> > > > >>>> running
> > > > >>>>>> in
> > > > >>>>>>>>> blink
> > > > >>>>>>>>>>>>> planner
> > > > >>>>>>>>>>>>>>>>> - FLINK-16139 Co-location constraints are not
> > > > >>>> reset
> > > > >>>>>> on
> > > > >>>>>>>> task
> > > > >>>>>>>>>>>>> recovery
> > > > >>>>>>>>>>>>>> in
> > > > >>>>>>>>>>>>>>>>> DefaultScheduler
> > > > >>>>>>>>>>>>>>>>> - FLINK-16414 Create udaf/udtf function using sql
> > > > >>>>>>> casuing
> > > > >>>>>>>>>>>>>>>>> ValidationException: SQL validation failed
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> Furthermore, I think the following issues should
> > > > >>>> be
> > > > >>>>>>>> merged
> > > > >>>>>>>>>>> before
> > > > >>>>>>>>>>>>>>> 1.10.1
> > > > >>>>>>>>>>>>>>>>> release (especially the Metaspace OOM issue):
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> - FLINK-16142 Memory Leak causes Metaspace OOM
> > > > >>>>> error
> > > > >>>>>> on
> > > > >>>>>>>>>>> repeated
> > > > >>>>>>>>>>>>> job
> > > > >>>>>>>>>>>>>>>>> submission
> > > > >>>>>>>>>>>>>>>>> - FLINK-16406 Increase default value for JVM
> > > > >>>>>> Metaspace
> > > > >>>>>>> to
> > > > >>>>>>>>>>>> minimise
> > > > >>>>>>>>>>>>>> its
> > > > >>>>>>>>>>>>>>>>> OutOfMemoryError
> > > > >>>>>>>>>>>>>>>>> - FLINK-16047 Blink planner produces wrong
> > > > >>>>> aggregate
> > > > >>>>>>>>> results
> > > > >>>>>>>>>>> with
> > > > >>>>>>>>>>>>>> state
> > > > >>>>>>>>>>>>>>>>> clean up
> > > > >>>>>>>>>>>>>>>>> - FLINK-16070 Blink planner can not extract
> > > > >>>> correct
> > > > >>>>>>>> unique
> > > > >>>>>>>>> key
> > > > >>>>>>>>>>>> for
> > > > >>>>>>>>>>>>>>>>> UpsertStreamTableSink
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> I would volunteer as the release manager and kick
> > > > >>>>> off
> > > > >>>>>>> the
> > > > >>>>>>>>>>> release
> > > > >>>>>>>>>>>>>>> process
> > > > >>>>>>>>>>>>>>>>> once blocker issues are merged. What do you
> > > > >>>> think?
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> If there are any concerns or missing blocker
> > > > >>>> issues
> > > > >>>>>>> need
> > > > >>>>>>>>> to be
> > > > >>>>>>>>>>>>> fixed
> > > > >>>>>>>>>>>>>> in
> > > > >>>>>>>>>>>>>>>>> 1.10.1, please let me know. Thanks.
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>> Best Regards,
> > > > >>>>>>>>>>>>>>>>> Yu
> > > > >>>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>>
> > > > >>>>>>>>>>>>>
> > > > >>>>>>>>>>>>
> > > > >>>>>>>>>>>
> > > > >>>>>>>>>
> > > > >>>>>>>>
> > > > >>>>>>>>
> > > > >>>>>>>> --
> > > > >>>>>>>> Best, Jingsong Lee
> > > > >>>>>>>>
> > > > >>>>>>>
> > > > >>>>>>
> > > > >>>>>
> > > > >>>>
> > > > >>
> > > > >>
> > > >
> > > >
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