Android 开发常用命令小记

1.保存日志：adb logcat -v threadtime > log.txt 或 adb logcat | tee log.txt

2.搜索日志：grep -rE "TAG1|TAG2" temp/log.txt > outlog.txt

3.查看异常日志：adb logcat -v threadtime | grep -iE "AndroidRuntime|FATAL|Exception|System.err|ANR|Crash"

4.清除所有的缓存日志：adb logcat -c 或 adb logcat -c all 或 adb logcat -c main events radio system crash

5.清除应用所有数据：adb shell pm clear packagename

6.查看当前activity：adb shell "dumpsys window | grep mCurrentFcous"

7.查看全部窗口信息：adb shell dumpsys window windows | grep "Window #"

8.查看应用内存：adb shell dumpsys meminfo 'packagename'

9.查看当前线程优先级：

adb shell 
ps -A | grep 包名  //根据包名找到pid
top -H -p PID  //查看进程PID所有线程的优先级

10.查看手机CPU核数及频率：

adb shell
cd /sys/devices/system/cpu  //查看CPU核数
cat cpu0/cpufreq/cpuinfo_max_freq  //查看cpu0的频率