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Commit f95c09e3 authored by Siim Sammul's avatar Siim Sammul
Browse files

Enable binder latency collection from system_server for dogfood. 

Bug: 180584913
Test: code is unit tested
Change-Id: I68ab7f3bfc3364505ab6005933c2dc92f6eb486e
parent e5a10560

core/java/com/android/internal/os/BinderCallsStats.java

+1 −1
Original line number Diff line number Diff line
@@ -57,7 +57,7 @@ public class BinderCallsStats implements BinderInternal.Observer { 
    public static final boolean DEFAULT_TRACK_SCREEN_INTERACTIVE = false;

    public static final boolean DEFAULT_TRACK_DIRECT_CALLING_UID = true;

    public static final boolean DEFAULT_IGNORE_BATTERY_STATUS = false;

    public static final boolean DEFAULT_COLLECT_LATENCY_DATA = false;

    public static final boolean DEFAULT_COLLECT_LATENCY_DATA = true;

    public static final int MAX_BINDER_CALL_STATS_COUNT_DEFAULT = 1500;

    private static final String DEBUG_ENTRY_PREFIX = "__DEBUG_";

core/tests/coretests/src/com/android/internal/os/BinderCallsStatsTest.java

+2 −10
Original line number Diff line number Diff line
@@ -938,17 +938,9 @@ public class BinderCallsStatsTest { 
    }



    @Test

    public void testLatencyCollectionDisabledByDefault() {

    public void testLatencyCollectionEnabledByDefault() {

        TestBinderCallsStats bcs = new TestBinderCallsStats();

        assertEquals(false, bcs.getCollectLatencyData());



        Binder binder = new Binder();

        CallSession callSession = bcs.callStarted(binder, 1, WORKSOURCE_UID);

        bcs.time += 10;

        bcs.elapsedTime += 20;

        bcs.callEnded(callSession, REQUEST_SIZE, REPLY_SIZE, WORKSOURCE_UID);



        assertEquals(0, bcs.getLatencyObserver().getLatencyHistograms().size());

        assertEquals(true, bcs.getCollectLatencyData());

    }



    private static class TestHandler extends Handler {