Event log的各 TAG流程分析含义

在终端打印adb shell -b events ，Event log常见的启动应用打印log：
R版本正常一个应用冷启动的创建流程：
wm_task_created--》wm_stack_created--》wm_create_task--》wm_create_activity--》
am_proc_start--》am_proc_bound--》wm_restart_activity--》
wm_set_resumed_activity--》wm_on_create_called--》wm_on_start_called--》
wm_on_resume_called
# Application process has been started
am_proc_start 表示创建进程成功;

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R版本之后将如下都从am移到了wm目录
# A new activity is being created in an existing task:
Android R变更为：wm_create_activity
am_create_activity 表示调用了startActivity;
ActivityStarter.startActivity-->ActivityStarter.startActivityUnchecked(am_create_activity)-->ActivityStackSupervisor.resumeFocusedStackTopActivityLocked
 
# An activity has been resumed into the foreground but was not already running:
A