Android/frameworks_base
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AOD: Track missed AOD time ticks

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Adds missed AOD time ticks to the doze log.

Bug: 36506772
Test: adb shell cmd deviceidle force-idle deep && sleep 2min && adb shell dumpsys activity service com.android.systemui | grep "missedTick"
Change-Id: I12d056d01603d91ef27fa62ec0d48c8f658f0971
This commit is contained in:
Adrian Roos
2017-04-14 14:48:05 -07:00
parent 1aade4e4a1
commit e4b564c856
2 changed files with 21 additions and 0 deletions
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5
packages/SystemUI/src/com/android/systemui/doze/DozeLog.java
View File

@@ -145,6 +145,11 @@ public class DozeLog {
log("screenOff why=" + why);
}
public static void traceMissedTick(String delay) {
if (!ENABLED) return;
log("missedTick by=" + delay);
}
public static void traceKeyguard(boolean showing) {
if (!ENABLED) return;
log("keyguard " + showing);

16
packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
View File

@@ -20,6 +20,8 @@ import android.app.AlarmManager;
import android.content.Context;
import android.os.Handler;
import android.os.SystemClock;
import android.text.format.Formatter;
import android.util.Log;
import com.android.systemui.util.wakelock.WakeLock;
@@ -31,6 +33,7 @@ import java.util.GregorianCalendar;
*/
public class DozeUi implements DozeMachine.Part {
private static final long TIME_TICK_DEADLINE_MILLIS = 90 * 1000; // 1.5min
private final Context mContext;
private final AlarmManager mAlarmManager;
private final DozeHost mHost;
@@ -40,6 +43,7 @@ public class DozeUi implements DozeMachine.Part {
private final AlarmManager.OnAlarmListener mTimeTick;
private boolean mTimeTickScheduled = false;
private long mLastTimeTickElapsed = 0;
public DozeUi(Context context, AlarmManager alarmManager, DozeMachine machine,
WakeLock wakeLock, DozeHost host, Handler handler) {
@@ -100,15 +104,26 @@ public class DozeUi implements DozeMachine.Part {
SystemClock.elapsedRealtime() + delta, "doze_time_tick", mTimeTick, mHandler);
mTimeTickScheduled = true;
mLastTimeTickElapsed = SystemClock.elapsedRealtime();
}
private void unscheduleTimeTick() {
if (!mTimeTickScheduled) {
return;
}
verifyLastTimeTick();
mAlarmManager.cancel(mTimeTick);
}
private void verifyLastTimeTick() {
long millisSinceLastTick = SystemClock.elapsedRealtime() - mLastTimeTickElapsed;
if (millisSinceLastTick > TIME_TICK_DEADLINE_MILLIS) {
String delay = Formatter.formatShortElapsedTime(mContext, millisSinceLastTick);
DozeLog.traceMissedTick(delay);
Log.e(DozeMachine.TAG, "Missed AOD time tick by " + delay);
}
}
private long roundToNextMinute(long timeInMillis) {
Calendar calendar = GregorianCalendar.getInstance();
calendar.setTimeInMillis(timeInMillis);
@@ -124,6 +139,7 @@ public class DozeUi implements DozeMachine.Part {
// Alarm was canceled, but we still got the callback. Ignore.
return;
}
verifyLastTimeTick();
mHost.dozeTimeTick();