启动app

• adb shell am start -n 包名/界面名

获取app的启动时长

• adb shell am start -W 包名/界面名

要启动一个app 就需要知道其包名与界面名,提前打开一个程序，然后执行以下程序

C:\Users\i5ba0>adb shell dumpsys window windows | findstr mFocusedApp
  mFocusedApp=AppWindowToken{1db96c05 token=Token{2264db7c ActivityRecord{859126f u0 cn.goapk.market/com.anzhi.market.ui.MainActivity t4}}}

C:\Users\i5ba0>

包名/界面名：cn.goapk.market/com.anzhi.market.ui.MainActivity t4

启动app

C:\Users\i5ba0>adb shell am start -n cn.goapk.market/com.anzhi.market.ui.MainActivity t4
Starting: Intent { act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] pkg=t4 cmp=cn.goapk.market/com.anzhi.market.ui.MainActivity }

C:\Users\i5ba0>

查看其启动时间时间

C:\Users\i5ba0>adb shell am start -W cn.goapk.market/com.anzhi.market.ui.MainActivity t4
Starting: Intent { act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] cmp=cn.goapk.market/com.anzhi.market.ui.MainActivity }
Warning: Activity not started, its current task has been brought to the front
Status: ok
Activity: cn.goapk.market/com.anzhi.market.ui.MainActivity
ThisTime: 0
TotalTime: 0
WaitTime: 2
Complete

C:\Users\i5ba0>