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Commit 9a8117c4 authored by Steve Kondik's avatar Steve Kondik
Browse files

am: Allow more hidden apps on devices with lots of RAM 

 * If more than 1.5GB is present, allow up to 40 hidden apps.
 * Number is somewhat arbitrary, but was found to work well on D2.
 * Also look at the sys.mem.max_hidden_apps value if given.

Change-Id: I2d3cf6e0dad1bc0b482cc37bf9c61ed2f2b4be51
parent e943a896

services/java/com/android/server/am/ProcessList.java

+10 −1
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ import com.android.internal.util.MemInfoReader; 
import com.android.server.wm.WindowManagerService;



import android.graphics.Point;

import android.os.SystemProperties;

import android.util.Slog;



/**
@@ -100,7 +101,15 @@ class ProcessList { 
    // The maximum number of hidden processes we will keep around before

    // killing them; this is just a control to not let us go too crazy with

    // keeping around processes on devices with large amounts of RAM.

    static final int MAX_HIDDEN_APPS = 15;

    static final int MAX_HIDDEN_APPS;



    static {

        // Allow more hidden apps on huge memory devices (1.5GB or higher)

        // or fetch from the system property

        MemInfoReader mi = new MemInfoReader();

        MAX_HIDDEN_APPS = SystemProperties.getInt("sys.mem.max_hidden_apps",

                mi.getTotalSize() > 1572864 ? 40 : 15);

    }



    // We put empty content processes after any hidden processes that have

    // been idle for less than 15 seconds.