Version 1.15.2, there is no /opt/flink/usrlib folder created El mar, 20 sept 2022 a las 20:53, Yaroslav Tkachenko (<yaros...@goldsky.com>) escribió:
> Interesting, do you see the /opt/flink/usrlib folder created as well? > Also, what Flink version do you use? > > Thanks. > > On Tue, Sep 20, 2022 at 4:04 PM Javier Vegas <jve...@strava.com> wrote: > >> >> jarURI: local:///opt/flink/lib/MYJARNAME.jar >> >> El mar, 20 sept 2022 a las 0:25, Yaroslav Tkachenko (< >> yaros...@goldsky.com>) escribió: >> >>> Hi Javier, >>> >>> What do you specify as a jarURI? >>> >>> On Mon, Sep 19, 2022 at 3:56 PM Javier Vegas <jve...@strava.com> wrote: >>> >>>> I am doing the same thing (migrating from standalone to operator in >>>> native mode) and also have my jar in /opt/flink/lib but for me it works >>>> fine, no class loading errors on app startup. >>>> >>>> El vie, 16 sept 2022 a las 9:28, Yaroslav Tkachenko (< >>>> yaros...@goldsky.com>) escribió: >>>> >>>>> Application mode. I've done a bit more research and created >>>>> https://issues.apache.org/jira/browse/FLINK-29288, planning to work >>>>> on a PR today. >>>>> >>>>> TLDR: currently Flink operator always creates /opt/flink/usrlib folder >>>>> and forces you to specify the jarURI parameter, which is passed as >>>>> pipeline.jars / pipeline.classpaths configuration options. This leads to >>>>> the jar being loaded twice by different classloaders (system and user >>>>> ones). >>>>> >>>>> On Fri, Sep 16, 2022 at 2:30 AM Matthias Pohl <matthias.p...@aiven.io> >>>>> wrote: >>>>> >>>>>> Are you deploying the job in session or application mode? Could you >>>>>> provide the stacktrace. I'm wondering whether that would be helpful to >>>>>> pin >>>>>> a code location for further investigation. >>>>>> So far, I couldn't come up with a definite answer about placing the >>>>>> jar in the lib directory. Initially, I would have thought that it's fine >>>>>> considering that all dependencies are included and the job jar itself >>>>>> ends >>>>>> up on the user classpath. I'm curious whether Chesnay (CC'd) has an >>>>>> answer >>>>>> to that one. >>>>>> >>>>>> On Tue, Sep 13, 2022 at 1:40 AM Yaroslav Tkachenko < >>>>>> yaros...@goldsky.com> wrote: >>>>>> >>>>>>> Hey everyone, >>>>>>> >>>>>>> I’m migrating a Flink Kubernetes standalone job to the Flink >>>>>>> operator (with Kubernetes native mode). >>>>>>> >>>>>>> I have a lot of classloading issues when trying to run with >>>>>>> the operator in native mode. For example, I have a Postgres driver as a >>>>>>> dependency (I can confirm the files are included in the uber jar), but I >>>>>>> still get "java.sql.SQLException: No suitable driver found for >>>>>>> jdbc:postgresql:..." exception. >>>>>>> >>>>>>> In the Kubernetes standalone setup my uber jar is placed in the >>>>>>> /opt/flink/lib folder, this is what I specify as "jarURI" in the >>>>>>> operator >>>>>>> config. Is this supported? Should I only be using /opt/flink/usrlib? >>>>>>> >>>>>>> Thanks for any suggestions. >>>>>>> >>>>>>
