树莓派查看电压、频率和温度
# 当前电压 sudo vcgencmd measure_volts # 当前频率 sudo cat /sys/devices/system/cpu/cpu2/cpufreq/cpuinfo_cur_freq # 当前温度 sudo vcgencmd measure_temp
树莓派查看gpu运行状态
sudo vcdbg reloc
