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Commit 531daf7b authored by JW Wang's avatar JW Wang
Browse files

Add logs to profile the performance of staged-install on boot (1/n) 

In next CL, we will add tests to parse the logs to get the
duration of each staged-install sub tasks.

Bug: 187781115
Test: m
Change-Id: I6f62c6008d577726cd9b9f1b9893aea05231f036
parent d943571a

services/core/java/com/android/server/pm/StagingManager.java

+11 −0
Original line number Diff line number Diff line
@@ -49,12 +49,14 @@ import android.os.Message; 
import android.os.PowerManager;

import android.os.RemoteException;

import android.os.SystemProperties;

import android.os.Trace;

import android.os.UserHandle;

import android.text.TextUtils;

import android.util.ArraySet;

import android.util.IntArray;

import android.util.Slog;

import android.util.SparseArray;

import android.util.TimingsTraceLog;

import android.util.apk.ApkSignatureVerifier;



import com.android.internal.annotations.GuardedBy;
@@ -551,7 +553,11 @@ public class StagingManager { 
        }

        // The APEX part of the session is activated, proceed with the installation of APKs.

        Slog.d(TAG, "Installing APK packages in session " + session.sessionId());

        TimingsTraceLog t = new TimingsTraceLog(

                "StagingManagerTiming", Trace.TRACE_TAG_PACKAGE_MANAGER);

        t.traceBegin("installApksInSession");

        installApksInSession(session);

        t.traceEnd();



        Slog.d(TAG, "Marking session " + session.sessionId() + " as applied");

        session.setSessionApplied();
@@ -876,6 +882,10 @@ public class StagingManager { 
    }



    void restoreSessions(@NonNull List<StagedSession> sessions, boolean isDeviceUpgrading) {

        TimingsTraceLog t = new TimingsTraceLog(

                "StagingManagerTiming", Trace.TRACE_TAG_PACKAGE_MANAGER);

        t.traceBegin("restoreSessions");



        // Do not resume sessions if boot completed already

        if (SystemProperties.getBoolean("sys.boot_completed", false)) {

            return;
@@ -1008,6 +1018,7 @@ public class StagingManager { 
                        supportsCheckpoint, needsCheckpoint);

            }

        }

        t.traceEnd();

    }



    private void logFailedApexSessionsIfNecessary() {