iOS 内存不够自动杀 App 和手动上滑杀 App 有区别么 - V2EX
clrss

iOS 内存不够自动杀 App 和手动上滑杀 App 有区别么

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  •   clrss Apr 27, 2020 14296 views
    This topic created in 2206 days ago, the information mentioned may be changed or developed.
    可能前者会给机会保存状态, 后者直接 signal kill?

    有 iOS 开发者能说说么?
    10 replies    2020-05-06 12:04:54 +08:00
    MrStark
        1
    MrStark  
       Apr 27, 2020
    我的理解是:没区别,都是进程被终止了。
    cheng6563
        2
    cheng6563  
       Apr 27, 2020 via Android
    自动杀的会留下墓碑,下次 APP 启动可以还原数据(虽然基本上直接重启了事)
    fishCatcher
        3
    fishCatcher  
       Apr 27, 2020 via iPhone
    上次睡前没杀淘宝,一晚上掉了 25 %的电
    dayFvckingByte
        4
    dayFvckingByte  
       Apr 27, 2020 via iPhone
    没区别
    lizytalk
        5
    lizytalk  
       Apr 27, 2020
    @fishCatcher 流氓 app 手动关了它的后台应用刷新,平时就不用操心上滑了吧
    lizhuoli
        6
    lizhuoli  
       Apr 27, 2020 via iPhone
    @cheng6563 两者没区别,唯一代码中能感知的是内存自动被杀会有一个 didReceiveMemoryWarningNotification,其他生命周期是一样的。再次启动怎么恢复是 App 自己代码实现的,一般国内厂商基本没实现,好的一些 App 会在退出时保存。所以由此看来,对用户可见上没有任何区别
    gromit1337
        7
    gromit1337  
       Apr 28, 2020
    有的 app 被杀后是能恢复之前浏览的页面 ,有的是直接重启 ,应该和 app 本身有没有做这部分的逻辑有关吧?
    clrss
        8
    clrss  
    OP
       Apr 28, 2020
    @MrStark
    除了有无 iOS 层面的 didReceiveMemoryWarningNotification. 从传统 unix 层面我还想知道
    是 SIGTERM 等 app 自裁(不行再 KILL)还是 SIGKILL 斩立决.
    clrss
        9
    clrss  
    OP
       Apr 28, 2020
    @lizytalk app 可以无需申请在后台继续运行 180 秒, 大流氓还是杀掉为好.
    spark2Fire
        10
    spark2Fire  
       May 6, 2020
    有没有人给大流氓 app 做个 list……我要手动杀死他们
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