diff --git hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/ApplicationConstants.java hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/ApplicationConstants.java index 2fafffe..bc016d8 100644 --- hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/ApplicationConstants.java +++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/ApplicationConstants.java @@ -42,12 +42,6 @@ * only */ public static final String AM_CONTAINER_ID_ENV = "AM_CONTAINER_ID"; - - /** - * The environment variable for APPLICATION_ATTEMPT_ID. Set in AppMaster - * environment only - */ - public static final String AM_APP_ATTEMPT_ID_ENV = "AM_APP_ATTEMPT_ID"; /** * The environment variable for the NM_HOST. Set in the AppMaster environment diff --git hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-unmanaged-am-launcher/src/main/java/org/apache/hadoop/yarn/applications/unmanagedamlauncher/UnmanagedAMLauncher.java hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-unmanaged-am-launcher/src/main/java/org/apache/hadoop/yarn/applications/unmanagedamlauncher/UnmanagedAMLauncher.java index 62ac67f..605dc3b 100644 --- hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-unmanaged-am-launcher/src/main/java/org/apache/hadoop/yarn/applications/unmanagedamlauncher/UnmanagedAMLauncher.java +++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-unmanaged-am-launcher/src/main/java/org/apache/hadoop/yarn/applications/unmanagedamlauncher/UnmanagedAMLauncher.java @@ -57,10 +57,11 @@ * unmanagedAM is an AM that is not launched and managed by the RM. The client * creates a new application on the RM and negotiates a new attempt id. Then it * waits for the RM app state to reach be YarnApplicationState.ACCEPTED after - * which it spawns the AM in another process and passes it the attempt id via - * env variable ApplicationConstants.AM_APP_ATTEMPT_ID_ENV. The AM can be in any - * language. The AM can register with the RM using the attempt id and proceed as - * normal. The client redirects app stdout and stderr to its own stdout and + * which it spawns the AM in another process and passes it the container id via + * env variable ApplicationConstants.AM_CONTAINER_ID_ENV. The AM can be in any + * language. The AM can register with the RM using the attempt id obtained + * from the container id and proceed as normal. + * The client redirects app stdout and stderr to its own stdout and * stderr and waits for the AM process to exit. Then it waits for the RM to * report app completion. */