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Commit f7eb4017 authored by Rafal Slawik's avatar Rafal Slawik
Browse files

Add counter metrics for tracking failures 

Test: build
Bug: 268323312
Change-Id: I7d0f7348c271390f6cbbb07be2d72365d91cd018
parent aef03412

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

+6 −2
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ import android.annotation.Nullable; 
import android.util.Slog;



import com.android.internal.annotations.VisibleForTesting;

import com.android.internal.expresslog.Counter;



import java.io.IOException;

import java.util.Arrays;
@@ -117,13 +118,16 @@ public class KernelSingleProcessCpuThreadReader { 
    public void startTrackingThreadCpuTimes() {

        if (!mIsTracking) {

            if (!startTrackingProcessCpuTimes(mPid, mCpuTimeInStateReader)) {

                Slog.e(TAG, "Failed to start tracking process CPU times for " + mPid);

                Slog.wtf(TAG, "Failed to start tracking process CPU times for " + mPid);

                Counter.logIncrement("cpu.value_process_tracking_start_failure_count");

            }

            if (mSelectedThreadNativeTids.length > 0) {

                if (!startAggregatingThreadCpuTimes(mSelectedThreadNativeTids,

                        mCpuTimeInStateReader)) {

                    Slog.e(TAG, "Failed to start tracking aggregated thread CPU times for "

                    Slog.wtf(TAG, "Failed to start tracking aggregated thread CPU times for "

                            + Arrays.toString(mSelectedThreadNativeTids));

                    Counter.logIncrement(

                            "cpu.value_aggregated_thread_tracking_start_failure_count");

                }

            }

            mIsTracking = true;