iOS系统诊断日志收集

sysdiagnose

For general iOS issues, please follow the instructions below to gather a sysdiagnose. 

Enabling Logging 

1. Reproduce the problem

2. Press both volume buttons + power

3. Wait a minute or two for the diagnostic gathering to complete

4. Sync the device with iTunes

5. Compress and attach the contents of the following directory:

~/Library/Logs/CrashReporter/MobileDevice/[Your_Device_Name]/DiagnosticLogs/sysdiagnose  

Copyright @ 2016 Apple Inc. All rights reserved. 

 

同时按下 音量两个按键和电源键 会震动下，iphone5s可以。

注意：iphone5C不行，不知道为毛。

参考：https://discussions.apple.com/thread/7530299?start=0&tstart=0