Re: Each yarn container only use 1 vcore even if taskmanager.numberOfTaskSlots is set

Hi Henry, If I understand you correctly, you want YARN to allocate 4 vcores per TM container. You can achieve this by enabling the FairScheduler in YARN [1][2]. Best, Gary [1] https://ci.apache.org/projects/flink/flink-docs-release-1.7/ops/config.html#yarn-containers-vcores [2]

Each yarn container only use 1 vcore even if taskmanager.numberOfTaskSlots is set

Hi Experts, I am running Flink 1.7.1 program on Yarn 2.7, the taskmanager.numberOfTaskSlots is set to 4. The parallelism.default is set to 8. When the program is running, 3 yarn containers is launched, but each of them only use 1 vcore, I think by default the number of vcores is set to