to answer that, I need a better understanding of how exactly you deploy the jobs. Please keep the conversation focused in the second thread, that discusses the problem
D. On Tue, Dec 21, 2021 at 5:09 PM Lior Liviev <lior.liv...@earnix.com> wrote: > I don’t have the Jar in Flinks folder yet it’s just that I don’t know if > it will resolve my oom metaspace problem > > Get Outlook for iOS <https://aka.ms/o0ukef> > ------------------------------ > *From:* David Morávek <d...@apache.org> > *Sent:* Tuesday, December 21, 2021 5:59:05 PM > *To:* Lior Liviev <lior.liv...@earnix.com>; user <user@flink.apache.org> > *Subject:* Re: Class loader > > > *CAUTION*: external source > > if I have my user code Jar in Flink > > > I assume this means that the user code is already on Flink's class path > (eg. /lib folder). > > Then it depends on how the class-loader is set up [1] and on how you > submit the job. For session cluster, each job is isolated in a separate > classloader and by default Flink uses the child-first resolution strategy, > that first tries to load classes from the submitted job JAR. > > [1] > https://nightlies.apache.org/flink/flink-docs-master/docs/deployment/config/#classloader-resolve-order > <https://eur02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fnightlies.apache.org%2Fflink%2Fflink-docs-master%2Fdocs%2Fdeployment%2Fconfig%2F%23classloader-resolve-order&data=04%7C01%7CLior.Liviev%40earnix.com%7C8ffb4451f7f34e2fa20708d9c49ad907%7Cae9992508a9f4ae58a5dce9de7084b84%7C0%7C0%7C637756991625887288%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=oh1bSzwAADQNvJkUMkKFfvzeoe%2Bh6UpqT6ZbD1n8P68%3D&reserved=0> > > On Tue, Dec 21, 2021 at 4:50 PM Lior Liviev <lior.liv...@earnix.com> > wrote: > > Actually no, it's a separate question > ------------------------------ > *From:* David Morávek <d...@apache.org> > *Sent:* Tuesday, December 21, 2021 5:45 PM > *To:* Lior Liviev <lior.liv...@earnix.com> > *Cc:* user@flink.apache.org <user@flink.apache.org> > *Subject:* Re: Class loader > > > *CAUTION*: external source > I assume this is a duplicate of the previous thread [1] > > [1] https://lists.apache.org/thread/16kxytrqycolfwfmr5tv0g6bq9m2wvof > <https://eur02.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.apache.org%2Fthread%2F16kxytrqycolfwfmr5tv0g6bq9m2wvof&data=04%7C01%7CLior.Liviev%40earnix.com%7C8ffb4451f7f34e2fa20708d9c49ad907%7Cae9992508a9f4ae58a5dce9de7084b84%7C0%7C0%7C637756991625887288%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=JXWLOZWI4C7r8tyGIJlb%2B%2BtYB9iU7Jz4%2FVAFTT%2FbVTE%3D&reserved=0> > > Best, > D. > > On Tue, Dec 21, 2021 at 3:53 PM Lior Liviev <lior.liv...@earnix.com> > wrote: > > Hello, I wanted to know if I have my user code Jar in Flink, and I'm > running it 3 times, will the class loader take the same classes at every > execution? > > Do not click on links or open attachments unless you recognize the sender. > Please use the report button if you believe this email is suspicious. > > Do not click on links or open attachments unless you recognize the sender. > Please use the report button if you believe this email is suspicious. >
