Android日志分析基础

adb fps(每秒帧数，计算流畅度)数据采集adb shell dumpsys gfxinfo <package | pid>

adb shell cat /sys/class/kgsl/kgsl-3d0/gpubusy

adb shell cat /sys/class/kgsl/kgsl-3d0/gpuclkadb shell cat /sys/class/kgsl/kgsl-3d0/devfreq/cur_freq

adb shell cat /sys/class/kgsl/kgsl-3d0/devfreq/max_freqadb shell cat /sys/class/kgsl/kgsl-3d0/devfreq/min_freq

adb shell cat /sys/class/kgsl/kgsl-3d0/gpu_available_frequenciesadb shell cat /sys/class/kgsl/kgsl-3d0/devfreq/available_frequencies

adb shell cat /sys/class/kgsl/kgsl-3d0/devfreq/available_governors

adb shell cat /sys/class/kgsl/kgsl-3d0/devfreq/governor

Android7dumpsys window windows | grep mSurface | grep SurfaceView

Android8dumpsys SurfaceFlinger | grep android包名

adb shell dumpsys | grep GLES

adb shell dumpsys gfxinfo

adb shell  cat /proc/cpuinfo

adb shell dumpsys cpuinfo

adb shell top –m n

adb shell dumpsys meminfo

CPU核数/sys/devices/system/cpu/possible

最大频率/sys/devices/system/cpu/cpu’ + p + '/cpufreq/cpuinfo_max_freq

当前频率/sys/devices/system/cpu/cpu’ + p + '/cpufreq/scaling_cur_freq

整体CPU使用率/proc/stat

应用CPU使用率/proc/${pid}/stat

adb shell dumpsys activity activities | sed -En -e '/Running activities/,/Run #0/p'

dumpsys activity activities | sed -En -e '/Running activities/,/Run #0/p'

adb shell "dumpsys activity activities | sed -En -e '/Running activities/,/Run #0/p'"

adb shell dumpsys activity | findstr Run

adb shell ps -Z | findstr "com.android.camera2"

adb logcat -b all > logcat_all.txt  (抓全部日志)adb logcat -s *:E > logcat_err.log  (抓错误日志)adb logcat -s *:I  (抓INFO或以上级别的日志)

logcat -b crash

adb shell dumpsys media.audio_flinger

获取启动时间adb shell am start -S -W packagename/activity

抓取crash日志adb logcat *:F

debuggerd -hdebuggerd -j piddebuggerd -b pid

/data/tombstones/data/anr/data/system/dropbox

Cmd linemain

"main" prio=    搜索anr相关信息beginning of crash  搜索crash相关信息CPU usage from    搜索cpu使用信息----- pidCmd line: system_server

Native发生异常"main" prio=5 tid=1 Native

ANR发生进程主线程堆栈信息

envent_log日志中搜索am_anr类型的日志

死锁阻塞Subject:Subject: executing serviceSubject: Input dispatching timed out

Cmd line：后边跟的是包名，包名能对上就能定位成功

H:Androidandroid-sdk-windowsndk21.1.6352462toolchainsaarch64-linux-android-4.9prebuiltwindows-x86_64bin

H:Androidandroid-sdk-windowsndk21.1.6352462toolchainsarm-linux-androideabi-4.9prebuiltwindows-x86_64bin

aarch64-linux-android-addr2line -C -f -e <对应带符号表的so库> <8位内存地址>./aarch64-linux-android-addr2line -C -f -e /android_arm64/libNvStreamingSdkCoreSymbol.so 0005f29dc

adb shell vm size

adb shell vm densityadb shell wm density 200

Physical density: 360Override density: 280

Physical density: 360Override density: 290

adb shell wm overscan

adb shell wm overscan 200,300,400,500

adb shell wm density reset