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Camera 打开慢要区分 API Back、HAL 首个 Buffer 和预览画面体现; Audio underrun 要看 App 写入与 mixer 周期是否稳定。这些事件分散在 App、系统服务、HAL 和调度轨道里，单列一张 Top s...
在 Perfetto UI 里框出问题窗口，看主线程、RenderThread 和 CPU Status，再截几张图，单次定位很方便。换一份 Trace 或换一台设备，截图里的判断就难以按同一口径重算。You更关心的是：下次拿到同一类问题，还能不能算出...
Draw台 Trace 能体现线程、CPU、帧和 Binder 等系统事件; 播放器的 frame id、作品 scene Name或业务队列里的等待时段，需要软件自己提供。缺少这些标记时，一段主线程耗时只能定位到系统活动，难以对应业务阶段。Perfe...
FrameTimeline 标出一帧晚了，主线程和 RenderThread 没有明显长任务，下一步可以查 GPU 工作与 fence。GPU 频率、电池电流和电源轨只能提供同一窗口的硬件Status，不能单独证明某个 App 帧为何晚呈现。这篇把...
4 月 29 日写 SmartPerfetto 开源介绍时，重点还是“在 Perfetto UI 里放一个能查 SQL、跑 Skill、生成报告的 AI Assistant”。两周后的仓库Status已经变了不少：Features从单topics trace 的问答，扩...
5 月 17 日写Previous SmartPerfetto 更新时，重点已经从“Perfetto UI 里的 AI Assistant”转向“可复用的 Trace 分析Draw台”。到 6 月 4 日，新增内容主要集中在五块：Smart 模式、选区快问...
Previous更新停在 2026 年 7 月 17 日的 v1.1.1。当时 SmartPerfetto 已经有双 Trace 工作台、Quick Mode、私有分析上下文、统一 Agent runtime，以及 Camera、Heap、GPU 等...
Android 内部机制的资料，网上不缺。AOSP、官方文档、Blog、论文、trace 讨论，想找都找得到。麻烦的是各说各的版本：这篇是 Android 12 的结论，那篇没写版本，再一篇是某台机器上的现象。AIW 想补的就是这个缺口。全称 ...
Previous更新写到 2026 年 8 月 21 日的 v1.7.0。从 8 月 21 日的 v1.7.0 到 9 月 17 日的 v1.12.0，这 28 个日历日内，SmartPerfetto 推出了 9 个新版本，仓库合入 141 个非 m...
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UPDATE — 10/26/26, 11:50 a.m. ET: Amy Schumer and Chris Fischer are officially divorced. The estranged couple’s case sta...
A college student in North Carolina was arrested after he allegedly filmed himself and a classmate during a sexual encou...
If you’ve ever watched Lily Collins on screen and thought, “How does her skin look like that?”, you’re not alone. The ac...
If he could go back in time, Adam Brody would propose to wife Leighton Meester differently. “I’ll spare the details,” th...
A police officer in Mississippi has resigned after he fatally shot a 1-year-old boy while responding to an alleged shopl...
For independent retailers and indie founders, dupe culture has rewritten the pricing conversation. Shoppers now openly c...
