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Commit 3ffc6e7e authored by Arthur Eubanks's avatar Arthur Eubanks
Browse files

Add 90th and 95th percentile to ManualBenchmarkState 

Test: m ActivityManagerPerfTestsTestApp ActivityManagerPerfTests
Test: adb install \
$OUT/data/app/ActivityManagerPerfTestsTestApp/ActivityManagerPerfTestsTestApp.apk
Test: adb install \
$OUT/data/app/ActivityManagerPerfTests/ActivityManagerPerfTests.apk
Test: adb shell am instrument -w -e class \
com.android.frameworks.perftests.am.tests.BroadcastPerfTest \
com.android.frameworks.perftests.amtests/android.support.test.runner.AndroidJUnitRunner

BUG: 67460485
Change-Id: I3da7079758b0f8c123d354780f310f357886543c
parent c65eb444

apct-tests/perftests/utils/src/android/perftests/utils/ManualBenchmarkState.java

+2 −0
Original line number Diff line number Diff line
@@ -150,6 +150,8 @@ public final class ManualBenchmarkState { 
        final Bundle status = new Bundle();

        status.putLong(key + "_median", mStats.getMedian());

        status.putLong(key + "_mean", (long) mStats.getMean());

        status.putLong(key + "_percentile90", mStats.getPercentile90());

        status.putLong(key + "_percentile95", mStats.getPercentile95());

        status.putLong(key + "_stddev", (long) mStats.getStandardDeviation());

        instrumentation.sendStatus(Activity.RESULT_OK, status);

    }

apct-tests/perftests/utils/src/android/perftests/utils/Stats.java

+23 −4
Original line number Diff line number Diff line
@@ -21,7 +21,7 @@ import java.util.Collections; 
import java.util.List;



public class Stats {

    private long mMedian, mMin, mMax;

    private long mMedian, mMin, mMax, mPercentile90, mPercentile95;

    private double mMean, mStandardDeviation;



    /* Calculate stats in constructor. */
@@ -35,12 +35,14 @@ public class Stats { 


        Collections.sort(values);



        mMedian = size % 2 == 0 ? (values.get(size / 2) + values.get(size / 2 - 1)) / 2 :

                values.get(size / 2);



        mMin = values.get(0);

        mMax = values.get(values.size() - 1);



        mMedian = size % 2 == 0 ? (values.get(size / 2) + values.get(size / 2 - 1)) / 2 :

                values.get(size / 2);

        mPercentile90 = getPercentile(values, 90);

        mPercentile95 = getPercentile(values, 95);



        for (int i = 0; i < size; ++i) {

            long result = values.get(i);

            mMean += result;
@@ -73,4 +75,21 @@ public class Stats { 
    public double getStandardDeviation() {

        return mStandardDeviation;

    }



    public long getPercentile90() {

        return mPercentile90;

    }



    public long getPercentile95() {

        return mPercentile95;

    }



    private static long getPercentile(List<Long> values, int percentile) {

        if (percentile < 0 || percentile > 100) {

            throw new IllegalArgumentException(

                    "invalid percentile " + percentile + ", should be 0-100");

        }

        int idx = (values.size() - 1) * percentile / 100;

        return values.get(idx);

    }

}