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Fixed in 2018.2.X

Fixed in 2017.3.X, 2018.1.X



Found in


Issue ID




[iOS][.NET 4.6]Socket polling thread using 100% cpu after suspend and resume the app



Reproduction Steps:
1. Open User's project
2. Build and deploy to iOS device
3. Press "Begin Download" UI button
4. Lock device (press side button)
5. Unlock device (press again)
6. Notice CPU use goes up to 100%

Expected behaviour: No major CPU usage jump after awakening the device.
Actual result: CPU usage jumps to 100% after doing something related to networks and sleeping/awakening the device.

Reproduced on versions: Unity 2017.1.3f1, 2017.2.1. 2017.3.0p3, 2018.1.0b4
Reproduced on devices: iPhone 7 Plus iOS 10.3.2, iPhone 7 Plus iOS 11.1
Reproduced on .NET 4.6

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