Github user WangTaoTheTonic commented on a diff in the pull request: https://github.com/apache/flink/pull/3408#discussion_r104836285 --- Diff: flink-yarn/src/main/java/org/apache/flink/yarn/cli/FlinkYarnSessionCli.java --- @@ -317,6 +319,10 @@ public AbstractYarnClusterDescriptor createDescriptor(String defaultApplicationN if (cmd.hasOption(SLOTS.getOpt())) { int slots = Integer.valueOf(cmd.getOptionValue(SLOTS.getOpt())); yarnClusterDescriptor.setTaskManagerSlots(slots); + } else if (config.containsKey(ConfigConstants.YARN_VCORES)) { --- End diff -- @tillrohrmann You mean YARN_VCORES is deprecated now? After checking code I found there're two places where we still use it: [here](https://github.com/apache/flink/blob/master/flink-yarn/src/main/java/org/apache/flink/yarn/AbstractYarnClusterDescriptor.java#L317) and [here](https://github.com/apache/flink/blob/master/flink-yarn/src/main/java/org/apache/flink/yarn/YarnFlinkResourceManager.java#L339), especially the latter one is used for container request.
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