Android adb shell命令捕获systemtrace
(1)抓取trace文件:
adb shell perfetto -o /data/misc/perfetto-traces/trace_file.perfetto-trace -t 20s sched freq idle am wm gfx view binder_driver hal dalvik camera input res memory
-t 时长,20s,20秒的trace文件。
-o 保存文件路径。
(2)把trace文件从手机中pull拉取到电脑桌面:
adb pull /data/misc/perfetto-traces/trace_file.perfetto-trace C:\Users\fei.zhang\Desktop\
(3)在谷歌官网:
打开trace文件: