Method getMaxCpuFreq

lib/DevApp/src/main/java/dev/utils/app/CPUUtils.java:115–141

获取 CPU 最大频率 ( 单位 KHZ ) @return CPU 最大频率 ( 单位 KHZ )

()

     * @return CPU 最大频率 ( 单位 KHZ )
     */
    public static String getMaxCpuFreq() {
        ProcessBuilder cmd;
        InputStream    is = null;
        try {
            StringBuilder builder = new StringBuilder();
            String[] args = {
                    "/system/bin/cat",
                    "/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq"
            };
            cmd = new ProcessBuilder(args);
            Process process = cmd.start();
            is = process.getInputStream();
            byte[] re = new byte[24];
            while (is.read(re) != -1) {
                builder.append(new String(re));
            }
            return Formatter.formatFileSize(
                    DevUtils.getContext(),
                    Long.parseLong(builder.toString().trim()) * 1024
            ) + " Hz";
        } catch (Exception e) {
            LogPrintUtils.eTag(TAG, e, "getMaxCpuFreq");
        } finally {
            CloseUtils.closeIOQuietly(is);
        }
        return "unknown";
    }

    /**
     * 获取 CPU 最小频率 ( 单位 KHZ )