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Commit 7ae3983f authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "Add benchmark tests for coroutine tracing" into main am: e2dc8258 

Original change: https://android-review.googlesource.com/c/platform/frameworks/libs/systemui/+/3328493



Change-Id: I147d8b4f7ef7ee8d20717fe52a5e7b2441709c91
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents c6c8d945 e2dc8258

tracinglib/benchmark/Android.bp

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// Copyright (C) 2024 The Android Open Source Project

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

//      http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.



package {

    default_team: "trendy_team_performance",

    default_applicable_licenses: ["Android-Apache-2.0"],

}



android_test {

    name: "tracinglib-benchmark",



    srcs: ["src/**/*.kt"],



    static_libs: [

        "androidx.annotation_annotation",

        "androidx.benchmark_benchmark-common",

        "androidx.benchmark_benchmark-junit4",

        "androidx.test.core",

        "androidx.test.ext.junit",

        "androidx.test.rules",

        "androidx.test.runner",

        "apct-perftests-utils",

        "collector-device-lib",

        "flag-junit",

        "kotlinx_coroutines_android",

        "platform-test-rules",

        "tracinglib-platform",

    ],



    data: [":perfetto_artifacts"],



    sdk_version: "current",

    certificate: "platform",

    use_resource_processor: true,



    test_suites: ["device-tests"],

}

tracinglib/benchmark/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>

<!-- Copyright (C) 2024 The Android Open Source Project



     Licensed under the Apache License, Version 2.0 (the "License");

     you may not use this file except in compliance with the License.

     You may obtain a copy of the License at



          http://www.apache.org/licenses/LICENSE-2.0



     Unless required by applicable law or agreed to in writing, software

     distributed under the License is distributed on an "AS IS" BASIS,

     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

     See the License for the specific language governing permissions and

     limitations under the License.

-->



<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.android.app.tracing.benchmark" >



    <application/>



    <instrumentation android:name="androidx.benchmark.junit4.AndroidBenchmarkRunner"

                     android:targetPackage="com.android.app.tracing.benchmark"

                     android:label="Benchmark tests for tracinglib"/>



</manifest>

tracinglib/benchmark/AndroidTest.xml

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<?xml version="1.0" encoding="utf-8"?>

<!-- Copyright (C) 2024 The Android Open Source Project



     Licensed under the Apache License, Version 2.0 (the "License");

     you may not use this file except in compliance with the License.

     You may obtain a copy of the License at



          http://www.apache.org/licenses/LICENSE-2.0



     Unless required by applicable law or agreed to in writing, software

     distributed under the License is distributed on an "AS IS" BASIS,

     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

     See the License for the specific language governing permissions and

     limitations under the License.

-->

<configuration description="Runs tracinglib-benchmark metric instrumentation.">

    <target_preparer class="com.android.tradefed.targetprep.RootTargetPreparer"/>

    <!-- Needed for pushing the trace config file -->

    <target_preparer class="com.android.tradefed.targetprep.PushFilePreparer">

        <option name="push-file" key="trace_config_detailed.textproto" value="/data/misc/perfetto-traces/trace_config.textproto" />

    </target_preparer>



    <target_preparer class="com.android.tradefed.targetprep.TestFilePushSetup" />

    <target_preparer class="com.android.tradefed.targetprep.RunCommandTargetPreparer" />



    <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">

        <option name="cleanup-apks" value="true" />

        <option name="test-file-name" value="tracinglib-benchmark.apk" />

    </target_preparer>



    <target_preparer class="com.android.tradefed.targetprep.RunCommandTargetPreparer">

        <option name="run-command" value="input keyevent KEYCODE_WAKEUP" />

    </target_preparer>



    <!-- Needed for pulling the collected trace config on to the host -->

    <metrics_collector class="com.android.tradefed.device.metric.FilePullerLogCollector">

        <option name="pull-pattern-keys" value="perfetto_file_path" />

    </metrics_collector>



    <!-- Needed for storing the perfetto trace files in the sdcard/test_results -->

    <option name="isolated-storage" value="false" />



    <test class="com.android.tradefed.testtype.AndroidJUnitTest" >

        <option name="package" value="com.android.app.tracing.benchmark" />

        <!-- <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" /> -->



        <option name="device-listeners" value="android.device.collectors.ProcLoadListener,android.device.collectors.PerfettoListener" />

        <!-- ProcLoadListener related arguments -->

        <!-- Wait for device last minute threshold to reach 3 with 2 minute timeout before starting the test run -->

        <option name="instrumentation-arg" key="procload-collector:per_run" value="true" />

        <option name="instrumentation-arg" key="proc-loadavg-threshold" value="3" />

        <option name="instrumentation-arg" key="proc-loadavg-timeout" value="120000" />

        <option name="instrumentation-arg" key="proc-loadavg-interval" value="10000" />



        <!-- PerfettoListener related arguments -->

        <option name="instrumentation-arg" key="perfetto_config_text_proto" value="true" />

        <option name="instrumentation-arg" key="perfetto_config_file" value="trace_config.textproto" />



        <option name="instrumentation-arg" key="newRunListenerMode" value="true" />

    </test>

</configuration>

tracinglib/benchmark/src/TraceContextMicroBenchmark.kt

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/*

 * Copyright (C) 2016 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.app.tracing.benchmark



import android.os.Trace

import android.perftests.utils.BenchmarkState

import android.perftests.utils.PerfStatusReporter

import android.platform.test.annotations.EnableFlags

import android.platform.test.flag.junit.SetFlagsRule

import android.platform.test.rule.EnsureDeviceSettingsRule

import androidx.test.ext.junit.runners.AndroidJUnit4

import androidx.test.filters.SmallTest

import com.android.app.tracing.coroutines.TraceContextElement

import com.android.app.tracing.coroutines.launch

import com.android.app.tracing.coroutines.traceCoroutine

import com.android.systemui.Flags

import kotlinx.coroutines.delay

import kotlinx.coroutines.launch

import kotlinx.coroutines.runBlocking

import kotlinx.coroutines.withContext

import kotlinx.coroutines.yield

import org.junit.After

import org.junit.Assert

import org.junit.Before

import org.junit.ClassRule

import org.junit.Rule

import org.junit.Test

import org.junit.runner.RunWith



private val TAG: String = TraceContextMicroBenchmark::class.java.simpleName



@RunWith(AndroidJUnit4::class)

@EnableFlags(Flags.FLAG_COROUTINE_TRACING)

class TraceContextMicroBenchmark {



    @get:Rule val perfStatusReporter = PerfStatusReporter()



    @get:Rule val setFlagsRule = SetFlagsRule()



    companion object {

        @JvmField @ClassRule(order = 1) var ensureDeviceSettingsRule = EnsureDeviceSettingsRule()

    }



    @Before

    fun before() {

        Assert.assertTrue(Trace.isEnabled())

    }



    @After

    fun after() {

        Assert.assertTrue(Trace.isEnabled())

    }



    private suspend fun ensureSuspend(state: BenchmarkState) {

        state.pauseTiming()

        delay(1)

        state.resumeTiming()

    }



    @SmallTest

    @Test

    fun testSingleTraceSection() {

        val state = perfStatusReporter.benchmarkState

        runBlocking(TraceContextElement()) {

            while (state.keepRunning()) {

                traceCoroutine("hello-world") { ensureSuspend(state) }

            }

        }

    }



    @SmallTest

    @Test

    fun testNestedContext() {

        val state = perfStatusReporter.benchmarkState



        val context1 = TraceContextElement()

        val context2 = TraceContextElement()

        runBlocking {

            while (state.keepRunning()) {

                withContext(context1) {

                    traceCoroutine("hello") {

                        traceCoroutine("world") {

                            withContext(context2) {

                                traceCoroutine("hallo") {

                                    traceCoroutine("welt") { ensureSuspend(state) }

                                    ensureSuspend(state)

                                }

                            }

                            ensureSuspend(state)

                        }

                        ensureSuspend(state)

                    }

                }

            }

        }

    }



    @SmallTest

    @Test

    fun testInterleavedLaunch() {

        val state = perfStatusReporter.benchmarkState



        runBlocking(TraceContextElement()) {

            val job1 =

                launch(TraceContextElement()) {

                    while (true) {

                        traceCoroutine("hello") {

                            traceCoroutine("world") { yield() }

                            yield()

                        }

                    }

                }

            val job2 =

                launch(TraceContextElement()) {

                    while (true) {

                        traceCoroutine("hallo") {

                            traceCoroutine("welt") { yield() }

                            yield()

                        }

                    }

                }

            while (state.keepRunning()) {

                repeat(10_000) { traceCoroutine("main-loop") { yield() } }

            }

            job1.cancel()

            job2.cancel()

        }

    }

}