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Apply 'used in last 7 days' filter to OTA package extraction

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Bug: 26813999

Change-Id: I5f1eddb1d5e9f0bbaab62d86e6ccf3cc097c4edb
This commit is contained in:
David Brazdil
2016-02-04 11:54:17 +00:00
parent 3848613f3f
commit e292175fbd
3 changed files with 163 additions and 108 deletions
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89
services/core/java/com/android/server/pm/OtaDexoptService.java
View File

@@ -55,8 +55,6 @@ import static com.android.server.pm.Installer.DEXOPT_OTA;
public class OtaDexoptService extends IOtaDexopt.Stub {
private final static String TAG = "OTADexopt";
private final static boolean DEBUG_DEXOPT = true;
// Apps used in the last 7 days.
private final static long DEXOPT_LRU_THRESHOLD_IN_MINUTES = 7 * 24 * 60;
private final Context mContext;
private final PackageDexOptimizer mPackageDexOptimizer;
@@ -94,69 +92,9 @@ public class OtaDexoptService extends IOtaDexopt.Stub {
if (mDexoptPackages != null) {
throw new IllegalStateException("already called prepare()");
}
mDexoptPackages = new LinkedList<>();
ArrayList<PackageParser.Package> pkgs;
synchronized (mPackageManagerService.mPackages) {
pkgs = new ArrayList<PackageParser.Package>(mPackageManagerService.mPackages.values());
}
// Sort apps by importance for dexopt ordering. Important apps are given more priority
// in case the device runs out of space.
// Give priority to core apps.
for (PackageParser.Package pkg : pkgs) {
if (pkg.coreApp) {
if (DEBUG_DEXOPT) {
Log.i(TAG, "Adding core app " + mDexoptPackages.size() + ": " + pkg.packageName);
}
mDexoptPackages.add(pkg);
}
}
pkgs.removeAll(mDexoptPackages);
// Give priority to system apps that listen for pre boot complete.
Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED);
ArraySet<String> pkgNames = getPackageNamesForIntent(intent, UserHandle.USER_SYSTEM);
for (PackageParser.Package pkg : pkgs) {
if (pkgNames.contains(pkg.packageName)) {
if (DEBUG_DEXOPT) {
Log.i(TAG, "Adding pre boot system app " + mDexoptPackages.size() + ": " +
pkg.packageName);
}
mDexoptPackages.add(pkg);
}
}
pkgs.removeAll(mDexoptPackages);
// Filter out packages that aren't recently used, add all remaining apps.
// TODO: add a property to control this?
if (mPackageManagerService.isHistoricalPackageUsageAvailable()) {
filterRecentlyUsedApps(pkgs, DEXOPT_LRU_THRESHOLD_IN_MINUTES * 60 * 1000);
}
mDexoptPackages.addAll(pkgs);
// Now go ahead and also add the libraries required for these packages.
// TODO: Think about interleaving things.
Set<PackageParser.Package> dependencies = new HashSet<>();
for (PackageParser.Package p : mDexoptPackages) {
dependencies.addAll(mPackageManagerService.findSharedNonSystemLibraries(p));
}
if (!dependencies.isEmpty()) {
dependencies.removeAll(mDexoptPackages);
}
mDexoptPackages.addAll(dependencies);
if (DEBUG_DEXOPT) {
StringBuilder sb = new StringBuilder();
for (PackageParser.Package pkg : mDexoptPackages) {
if (sb.length() > 0) {
sb.append(", ");
}
sb.append(pkg.packageName);
}
Log.i(TAG, "Packages to be optimized: " + sb.toString());
mDexoptPackages = PackageManagerServiceUtils.getPackagesForDexopt(
mPackageManagerService.mPackages.values(), mPackageManagerService);
}
}
@@ -228,29 +166,6 @@ public class OtaDexoptService extends IOtaDexopt.Stub {
return pkgNames;
}
private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs,
long dexOptLRUThresholdInMills) {
// Filter out packages that aren't recently used.
int total = pkgs.size();
int skipped = 0;
long now = System.currentTimeMillis();
for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) {
PackageParser.Package pkg = i.next();
long then = pkg.mLastPackageUsageTimeInMills;
if (then + dexOptLRUThresholdInMills < now) {
if (DEBUG_DEXOPT) {
Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " +
((then == 0) ? "never" : new Date(then)));
}
i.remove();
skipped++;
}
}
if (DEBUG_DEXOPT) {
Log.i(TAG, "Skipped optimizing " + skipped + " of " + total);
}
}
private static class OTADexoptPackageDexOptimizer extends
PackageDexOptimizer.ForcedUpdatePackageDexOptimizer {

30
services/core/java/com/android/server/pm/PackageManagerService.java
View File

@@ -282,6 +282,7 @@ import java.util.Comparator;
import java.util.Date;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
@@ -6778,32 +6779,19 @@ public class PackageManagerService extends IPackageManager.Stub {
// Extract pacakges only if profile-guided compilation is enabled because
// otherwise BackgroundDexOptService will not dexopt them later.
if (mUseJitProfiles) {
ArraySet<String> pkgs = getOptimizablePackages();
if (pkgs != null) {
for (String pkg : pkgs) {
performDexOpt(pkg, null /* instructionSet */, false /* useProfiles */,
true /* extractOnly */, false /* force */);
List<PackageParser.Package> pkgs;
synchronized (mPackages) {
pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this);
}
for (PackageParser.Package pkg : pkgs) {
if (PackageDexOptimizer.canOptimizePackage(pkg)) {
performDexOpt(pkg.packageName, null /* instructionSet */,
false /* useProfiles */, true /* extractOnly */, false /* force */);
}
}
}
}
private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) {
List<ResolveInfo> ris = null;
try {
ris = AppGlobals.getPackageManager().queryIntentReceivers(
intent, null, 0, userId);
} catch (RemoteException e) {
}
ArraySet<String> pkgNames = new ArraySet<String>();
if (ris != null) {
for (ResolveInfo ri : ris) {
pkgNames.add(ri.activityInfo.packageName);
}
}
return pkgNames;
}
@Override
public void notifyPackageUse(String packageName) {
synchronized (mPackages) {

152
services/core/java/com/android/server/pm/PackageManagerServiceUtils.java Normal file
View File

@@ -0,0 +1,152 @@
/*
* 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.server.pm;
import android.app.AppGlobals;
import android.content.Intent;
import android.content.pm.PackageParser;
import android.content.pm.PackageParser.Package;
import android.content.pm.ResolveInfo;
import android.os.UserHandle;
import android.os.RemoteException;
import android.util.ArraySet;
import android.util.Log;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import static com.android.server.pm.PackageManagerService.DEBUG_DEXOPT;
import static com.android.server.pm.PackageManagerService.TAG;
/**
* Class containing helper methods for the PackageManagerService.
*
* {@hide}
*/
public class PackageManagerServiceUtils {
// Apps used in the last 7 days.
private final static long DEXOPT_LRU_THRESHOLD_IN_MINUTES = 7 * 24 * 60;
private static ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) {
List<ResolveInfo> ris = null;
try {
ris = AppGlobals.getPackageManager().queryIntentReceivers(intent, null, 0, userId);
} catch (RemoteException e) {
}
ArraySet<String> pkgNames = new ArraySet<String>();
if (ris != null) {
for (ResolveInfo ri : ris) {
pkgNames.add(ri.activityInfo.packageName);
}
}
return pkgNames;
}
private static void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs,
long dexOptLRUThresholdInMills) {
// Filter out packages that aren't recently used.
int total = pkgs.size();
int skipped = 0;
long now = System.currentTimeMillis();
for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) {
PackageParser.Package pkg = i.next();
long then = pkg.mLastPackageUsageTimeInMills;
if (then + dexOptLRUThresholdInMills < now) {
if (DEBUG_DEXOPT) {
Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " +
((then == 0) ? "never" : new Date(then)));
}
i.remove();
skipped++;
}
}
if (DEBUG_DEXOPT) {
Log.i(TAG, "Skipped optimizing " + skipped + " of " + total);
}
}
// Sort apps by importance for dexopt ordering. Important apps are given
// more priority in case the device runs out of space.
public static List<PackageParser.Package> getPackagesForDexopt(
Collection<PackageParser.Package> packages,
PackageManagerService packageManagerService) {
ArrayList<PackageParser.Package> remainingPkgs = new ArrayList<>(packages);
LinkedList<PackageParser.Package> result = new LinkedList<>();
// Give priority to core apps.
for (PackageParser.Package pkg : remainingPkgs) {
if (pkg.coreApp) {
if (DEBUG_DEXOPT) {
Log.i(TAG, "Adding core app " + result.size() + ": " + pkg.packageName);
}
result.add(pkg);
}
}
remainingPkgs.removeAll(result);
// Give priority to system apps that listen for pre boot complete.
Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED);
ArraySet<String> pkgNames = getPackageNamesForIntent(intent, UserHandle.USER_SYSTEM);
for (PackageParser.Package pkg : remainingPkgs) {
if (pkgNames.contains(pkg.packageName)) {
if (DEBUG_DEXOPT) {
Log.i(TAG, "Adding pre boot system app " + result.size() + ": " +
pkg.packageName);
}
result.add(pkg);
}
}
remainingPkgs.removeAll(result);
// Filter out packages that aren't recently used, add all remaining apps.
// TODO: add a property to control this?
if (packageManagerService.isHistoricalPackageUsageAvailable()) {
filterRecentlyUsedApps(remainingPkgs, DEXOPT_LRU_THRESHOLD_IN_MINUTES * 60 * 1000);
}
result.addAll(remainingPkgs);
// Now go ahead and also add the libraries required for these packages.
// TODO: Think about interleaving things.
Set<PackageParser.Package> dependencies = new HashSet<>();
for (PackageParser.Package p : result) {
dependencies.addAll(packageManagerService.findSharedNonSystemLibraries(p));
}
if (!dependencies.isEmpty()) {
dependencies.removeAll(result);
}
result.addAll(dependencies);
if (DEBUG_DEXOPT) {
StringBuilder sb = new StringBuilder();
for (PackageParser.Package pkg : result) {
if (sb.length() > 0) {
sb.append(", ");
}
sb.append(pkg.packageName);
}
Log.i(TAG, "Packages to be optimized: " + sb.toString());
}
return result;
}
}