3.10 TaskManager 启动
YarnTaskExecutorRunner.java

TaskManagerRunner.java

TaskExecutorToServiceAdapter.java

TaskExecutor.java

3.11 向 ResourceManager 注册
TaskExecutor.java

TaskExecutorToResourceManagerConnection.java

开始注册 newRegistration. startRegistration()会调用 invokeRegistration():
TaskExecutorToResourceManagerConnection.java 的内部类 ResourceManagerRegistration

注册成功调用 onRegistrationSuccess

TaskExecutor.java 的内部类 ResourceManagerRegistrationListener

ResourceManager.java

SlotManagerImpl.java
