java - 为什么 dumpsys meminfo 返回 Pss (KB) 为零？

Question

我想分析我的应用程序内存。但是当我使用 adb dumpsys meminfo myapp 它返回：

 App Summary
                       Pss(KB)
                        ------
           Java Heap:        0
         Native Heap:        0
                Code:        0
               Stack:        0
            Graphics:        0
       Private Other:        0
              System:        0

               TOTAL:        0       TOTAL SWAP PSS:        0

 Objects
               Views:       20         ViewRootImpl:        1
         AppContexts:        3           Activities:        1
              Assets:        2        AssetManagers:        2
       Local Binders:       10        Proxy Binders:       16
       Parcel memory:        6         Parcel count:       25
    Death Recipients:        0      OpenSSL Sockets:        0
            WebViews:        0

我的应用

它有一个活动消息，但 Pss 为 0；

当我 dumpsys meninfo systemapp 喜欢设置时：

 App Summary
                       Pss(KB)
                        ------
           Java Heap:     3264
         Native Heap:     5404
                Code:    10172
               Stack:       40
            Graphics:        0
       Private Other:     1916
              System:    12551

               TOTAL:    33347       TOTAL SWAP PSS:        0

 Objects
               Views:      110         ViewRootImpl:        1
         AppContexts:        3           Activities:        1
              Assets:        2        AssetManagers:        2
       Local Binders:       29        Proxy Binders:       28
       Parcel memory:        4         Parcel count:       18
    Death Recipients:        0      OpenSSL Sockets:        0
            WebViews:        0

设置

标签： javaandroidmemorydumpsys