8
我正在關注http://developer.android.com/tools/debugging/systrace.html,但無法在我的Moto X(KitKat)上運行systrace。有任何想法嗎?當試圖在KitKat上使用Moto X上的systrace時,獲得'Permission denied(13)'
$ python systrace.py --time=10 -o mynewtrace.html gfx view wm
error opening /sys/kernel/debug/tracing/options/overwrite: Permission denied (13)
error opening /sys/kernel/debug/tracing/buffer_size_kb: Permission denied (13)
error opening /sys/kernel/debug/tracing/trace_clock: Permission denied (13)
error opening /sys/kernel/debug/tracing/tracing_on: Permission denied (13)
error opening /sys/kernel/debug/tracing/tracing_on: Permission denied (13)
unable to start tracing
error opening /sys/kernel/debug/tracing/options/overwrite: Permission denied (13)
error opening /sys/kernel/debug/tracing/buffer_size_kb: Permission denied (13)
error opening /sys/kernel/debug/tracing/trace_clock: Permission denied (13)
No data was captured. Output file was not written.
你在找什麼確切的信息? – Xarus