Chesnay Schepler created FLINK-15925:
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             Summary: TaskExecutors don't work out-of-the-box on Windows
                 Key: FLINK-15925
                 URL: https://issues.apache.org/jira/browse/FLINK-15925
             Project: Flink
          Issue Type: Improvement
          Components: Runtime / Configuration
    Affects Versions: 1.10.0
            Reporter: Chesnay Schepler


{code}
org.apache.flink.configuration.IllegalConfigurationException: Failed to create 
TaskExecutorResourceSpec
        at 
org.apache.flink.runtime.taskexecutor.TaskExecutorResourceUtils.resourceSpecFromConfig(TaskExecutorResourceUtils.java:72)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.taskexecutor.TaskManagerRunner.startTaskManager(TaskManagerRunner.java:356)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.taskexecutor.TaskManagerRunner.<init>(TaskManagerRunner.java:152)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.taskexecutor.TaskManagerRunner.runTaskManager(TaskManagerRunner.java:308)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.taskexecutor.TaskManagerRunner.lambda$runTaskManagerSecurely$2(TaskManagerRunner.java:322)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.security.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.taskexecutor.TaskManagerRunner.runTaskManagerSecurely(TaskManagerRunner.java:321)
 [flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.taskexecutor.TaskManagerRunner.main(TaskManagerRunner.java:287)
 [flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
Caused by: org.apache.flink.configuration.IllegalConfigurationException: The 
required configuration option Key: 'taskmanager.cpu.cores' , default: null 
(fallback keys: []) is not set
        at 
org.apache.flink.runtime.taskexecutor.TaskExecutorResourceUtils.checkConfigOptionIsSet(TaskExecutorResourceUtils.java:90)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.taskexecutor.TaskExecutorResourceUtils.lambda$checkTaskExecutorResourceConfigSet$0(TaskExecutorResourceUtils.java:84)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at java.util.Arrays$ArrayList.forEach(Arrays.java:4390) ~[?:?]
        at 
org.apache.flink.runtime.taskexecutor.TaskExecutorResourceUtils.checkTaskExecutorResourceConfigSet(TaskExecutorResourceUtils.java:84)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        at 
org.apache.flink.runtime.taskexecutor.TaskExecutorResourceUtils.resourceSpecFromConfig(TaskExecutorResourceUtils.java:70)
 ~[flink-dist_2.11-1.11-SNAPSHOT.jar:1.11-SNAPSHOT]
        ... 7 more
{code}



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