Use different perfetto trigger names for each CUJ (5d4de563) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/jank/FrameTracker.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -176,7 +176,7 @@ public class FrameTracker implements HardwareRendererObserver.OnFrameMetricsAvai
		* Trigger the prefetto daemon.
		*/
		public void triggerPerfetto() {
		InteractionJankMonitor.getInstance().trigger();
		InteractionJankMonitor.getInstance().trigger(mSession);
		}

		/**

core/java/com/android/internal/jank/InteractionJankMonitor.java

+6 −3

Original line number	Diff line number	Diff line
		@@ -319,11 +319,11 @@ public class InteractionJankMonitor {
		* Trigger the perfetto daemon to collect and upload data.
		*/
		@VisibleForTesting
		public void trigger() {
		public void trigger(Session session) {
		synchronized (this) {
		if (!mInitialized) return;
		mWorker.getThreadHandler().post(
		() -> PerfettoTrigger.trigger(PerfettoTrigger.TRIGGER_TYPE_JANK));
		() -> PerfettoTrigger.trigger(session.getPerfettoTrigger()));
		}
		}

		@@ -350,9 +350,12 @@ public class InteractionJankMonitor {
		return getStatsdInteractionType() != NO_STATSD_LOGGING;
		}

		public String getPerfettoTrigger() {
		return String.format("interaction-jank-monitor-%d", mCujType);
		}

		public String getName() {
		return "Cuj<" + getCuj() + ">";
		}
		}

		}

core/java/com/android/internal/jank/PerfettoTrigger.java

+5 −47

Original line number	Diff line number	Diff line
		@@ -17,15 +17,12 @@
		//TODO (165884885): Make PerfettoTrigger more generic and move it to another package.
		package com.android.internal.jank;

		import android.annotation.IntDef;
		import android.annotation.NonNull;
		import android.util.Log;

		import java.io.BufferedReader;
		import java.io.IOException;
		import java.io.InputStreamReader;
		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;

		/**
		* A trigger implementation with perfetto backend.
		@@ -35,23 +32,14 @@ public class PerfettoTrigger {
		private static final String TAG = PerfettoTrigger.class.getSimpleName();
		private static final boolean DEBUG = false;
		private static final String TRIGGER_COMMAND = "/system/bin/trigger_perfetto";
		private static final String[] TRIGGER_TYPE_NAMES = new String[] { "jank-tracker" };
		public static final int TRIGGER_TYPE_JANK = 0;

		/** @hide */
		@IntDef({
		TRIGGER_TYPE_JANK
		})
		@Retention(RetentionPolicy.SOURCE)
		public @interface TriggerType {}

		/**
		* @param type the trigger type
		* @param triggerName The name of the trigger. Must match the value defined in the AOT
		* Perfetto config.
		*/
		public static void trigger(@NonNull @TriggerType int type) {
		public static void trigger(String triggerName) {
		try {
		Token token = new Token(type, TRIGGER_TYPE_NAMES[type]);
		ProcessBuilder pb = new ProcessBuilder(TRIGGER_COMMAND, token.getName());
		ProcessBuilder pb = new ProcessBuilder(TRIGGER_COMMAND, triggerName);
		if (DEBUG) {
		StringBuilder sb = new StringBuilder();
		for (String arg : pb.command()) {
		@@ -64,7 +52,7 @@ public class PerfettoTrigger {
		readConsoleOutput(process);
		}
		} catch (IOException \| InterruptedException e) {
		Log.w(TAG, "Failed to trigger " + type, e);
		Log.w(TAG, "Failed to trigger " + triggerName, e);
		}
		}

		@@ -82,34 +70,4 @@ public class PerfettoTrigger {
		Log.d(TAG, "err message=" + errLine.toString());
		}
		}

		/**
		* Token which is used to trigger perfetto.
		*/
		public static class Token {
		private int mType;
		private String mName;

		Token(@TriggerType int type, String name) {
		mType = type;
		mName = name;
		}

		/**
		* Get trigger type.
		* @return trigger type, should be @TriggerType
		*/
		public int getType() {
		return mType;
		}

		/**
		* Get name of this token as the argument while triggering perfetto.
		* @return name
		*/
		public String getName() {
		return mName;
		}
		}

		}