iOS 启动就crash,难复现。最后确定是MobFoundation问题

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       最近iOS版本客户端崩溃率在1.5%左右,排名最高的是这个栈。当然,fabric已经说明,是内存错乱造成的,崩溃栈已经不准确了。没有复现导致开发很难查这个crash(根据栈提示,好像是block的问题,其实不然)

#0. Crashed: com.apple.main-thread
0  libobjc.A.dylib                0x1843c57f4 objc_object::release() + 16
1  libsystem_blocks.dylib         0x184b7da60 _Block_release + 160
2  libsystem_blocks.dylib         0x184b7da60 _Block_release + 160
3  libdispatch.dylib              0x184add048 _dispatch_client_callout + 16
4  libdispatch.dylib              0x184ae9b74 _dispatch_main_queue_callback_4CF$VARIANT$mp + 1016
5  CoreFoundation                 0x185101eb0 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 12
6  CoreFoundation                 0x1850ffa8c __CFRunLoopRun + 2012
7  CoreFoundation                 0x18501ffb8 CFRunLoopRunSpecific + 436
8  GraphicsServices               0x186eb7f84 GSEventRunModal + 100
9  UIKit                          0x18e5f42f4 UIApplicationMain + 208
10 FVideo                  0x102463290 main (main.m:14)
11 libdyld.dylib                  0x184b4256c start + 4

    先是根据内存判断出来,可能是内存压力大的问题。后来排除了这个想法,因为iphone启动后内存就在90%左右。

    后来根据用户统计点信息确定崩溃在启动模块,即已启动就崩溃。

    在后来确定了是在启动时候加载分享SDK(MobFoundation)时候crash的,终于找到了(产品经理的手机复现该问题了)。前后经历了一个多月。折腾人啊



还没走到APP的 application:didFinishLaunchingWithOptions: 就crash,调试时候客户端控制台什么也没有



话说MobFoundation怎么会在启动时候自动调用呢?还得MobFoundation的同学解答。

MobFoundation的同学更改了库后,crash如下:

2018-05-10 13:15:29.425127+0800 Video[4705:1641915] +++++++++++++index = 0, num = 28150
2018-05-10 13:15:29.425192+0800 Video[4705:1641915] -------------index = 0, num = 28150
*** CNZombie 4705: -[ isKindOfClass:] sent to deallocated instance 0x1b4213ca0
Writing to file...
Wrote stacks to /var/mobile/Containers/Data/Application/C7B6EC1A-9F22-4E78-BF2D-CCD7789C1D51/Library/Caches/ContactsZombies/CNZombiesStacks-4705-0x1b4213ca0.plist
Wrote stack mapping to /var/mobile/Containers/Data/Application/C7B6EC1A-9F22-4E78-BF2D-CCD7789C1D51/Library/Caches/ContactsZombies/CNZombiesStacksMapping-4705-0x1b4213ca0.plist

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转载自blog.csdn.net/hherima/article/details/80241683