由于上次测试被人投诉，此次测试ios15.3流量模式下，网络延时是否提高
升级苹果XR升级ios15.3测试流量模式下网络延时是否有提升，王者荣耀下测试
按照惯例：先上请出上一版本ios15.2.1测试图
最大网络延时460ms
正常网络延迟120ms
XR升级15.3后王者荣耀流量模式测试：
正常延迟130左右
最大网络延迟还是460ms
整体而言运行流畅度有所提高，wifi模式下有所提高，流量模式还是依旧没什么变化。
此次主要还是打补丁为主
引用官网原文
IOMobileFrameBuffer
Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation)
Impact: A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.
Description: A memory corruption issue was addressed with improved input validation.
