diff --git a/src/com/netease/qa/emmagee/utils/CpuInfo.java b/src/com/netease/qa/emmagee/utils/CpuInfo.java
index 6134518770c5e4312f07a4793576e729a1a40e37..c7f7f21fd75e9f66474757886f1a8048954cac45 100644
--- a/src/com/netease/qa/emmagee/utils/CpuInfo.java
+++ b/src/com/netease/qa/emmagee/utils/CpuInfo.java
@@ -141,19 +141,14 @@ public class CpuInfo {
 		try {
 			RandomAccessFile cpuStat = new RandomAccessFile(CPU_INFO_PATH, "r");
 			// check cpu type
-			if (Build.CPU_ABI.equalsIgnoreCase(CPU_X86)) {
-				String line;
-				while (null != (line = cpuStat.readLine())) {
-					String[] values = line.split(":");
-					if (values[0].contains(INTEL_CPU_NAME)) {
-						cpuStat.close();
-						return values[1];
-					}
+			String line;
+			while (null != (line = cpuStat.readLine())) {
+				String[] values = line.split(":");
+				if (values[0].contains(INTEL_CPU_NAME) || values[0].contains("Processor")) {
+					cpuStat.close();
+					Log.d(LOG_TAG, "CPU name="+values[1]);
+					return values[1];
 				}
-			} else {
-				String[] cpu = cpuStat.readLine().split(":"); // cpu信息的前一段是含有processor字符串，此处替换为不显示
-				cpuStat.close();
-				return cpu[1];
 			}
 		} catch (IOException e) {
 			Log.e(LOG_TAG, "IOException: " + e.getMessage());
diff --git a/src/com/netease/qa/emmagee/utils/FpsInfo.java b/src/com/netease/qa/emmagee/utils/FpsInfo.java
index 23acbba08d03f5984babce7f0af0e7647938f76b..dc0068d0661509bf0752228def56c3b7f24c5e2c 100644
--- a/src/com/netease/qa/emmagee/utils/FpsInfo.java
+++ b/src/com/netease/qa/emmagee/utils/FpsInfo.java
@@ -12,19 +12,27 @@ public class FpsInfo {
 	private static DataOutputStream os = null;
 	private static long startTime = 0L;
 	private static int lastFrameNum = 0;
+	private static boolean ok = true;
 
 	/**
 	 * get frame per second
+	 * 
 	 * @return frame per second
 	 */
 	public static float fps() {
-		long nowTime = System.nanoTime();
-		float f = (float) (nowTime - startTime) / 1000000.0F;
-		startTime = nowTime;
-		int nowFrameNum = getFrameNum();
-		final float fps = Math.round((nowFrameNum - lastFrameNum) * 1000 / f);
-		lastFrameNum = nowFrameNum;
-		return fps;
+		if (ok) {
+			long nowTime = System.nanoTime();
+			float f = (float) (nowTime - startTime) / 1000000.0F;
+			startTime = nowTime;
+			int nowFrameNum = getFrameNum();
+			final float fps = Math.round((nowFrameNum - lastFrameNum) * 1000
+					/ f);
+			lastFrameNum = nowFrameNum;
+			return fps;
+		} else {
+			return -1;
+		}
+
 	}
 
 	/**
@@ -43,19 +51,18 @@ public class FpsInfo {
 			os.writeBytes("service call SurfaceFlinger 1013" + "\n");
 			os.flush();
 			String str1 = ir.readLine();
-			if (str1 == null) {
-				return -1;
+			if (str1 != null) {
+				int start = str1.indexOf("(");
+				int end = str1.indexOf("  ");
+				if ((start != -1) & (end > start)) {
+					String str2 = str1.substring(start + 1, end);
+					return Integer.parseInt((String) str2, 16);
+				}
 			}
-			int start = str1.indexOf("(");
-			int end = str1.indexOf("  ");
-			if ((start != -1) & (end > start)) {
-				String str2 = str1.substring(start + 1, end);
-				return Integer.parseInt((String) str2, 16);
-			}
-			return -1;
 		} catch (IOException e) {
 			e.printStackTrace();
-			return -1;
 		}
+		ok = false;
+		return -1;
 	}
 }
diff --git a/src/com/netease/qa/emmagee/utils/ProcessInfo.java b/src/com/netease/qa/emmagee/utils/ProcessInfo.java
index feede827f5a18dbc60997d1232dcc96db9c78f50..16f5a087dd90c52d0ca56fd29ec1c6f301951c9c 100644
--- a/src/com/netease/qa/emmagee/utils/ProcessInfo.java
+++ b/src/com/netease/qa/emmagee/utils/ProcessInfo.java
@@ -97,6 +97,7 @@ public class ProcessInfo {
 		Log.i(LOG_TAG, "start getLaunchedPid");
 		ActivityManager am = (ActivityManager) context
 				.getSystemService(Context.ACTIVITY_SERVICE);
+		// Note: getRunningAppProcesses return itself in API 22
 		if (Build.VERSION.SDK_INT < ANDROID_M) {
 			List<RunningAppProcessInfo> run = am.getRunningAppProcesses();
 			for (RunningAppProcessInfo runningProcess : run) {
@@ -208,6 +209,7 @@ public class ProcessInfo {
 	public static String getTopActivity(Context context) {
 		ActivityManager manager = (ActivityManager) context
 				.getSystemService(Context.ACTIVITY_SERVICE);
+		// Note: getRunningTasks is deprecated in API 21(Official)
 		List<RunningTaskInfo> runningTaskInfos = manager.getRunningTasks(1);
 		if (runningTaskInfos != null)
 			return (runningTaskInfos.get(0).topActivity).toString();