| /* |
| * Copyright (C) 2006 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.am; |
| |
| import static android.app.ActivityManager.PROCESS_STATE_NONEXISTENT; |
| import static com.android.server.am.ActivityManagerDebugConfig.TAG_AM; |
| import static com.android.server.am.ActivityManagerDebugConfig.TAG_WITH_CLASS_NAME; |
| |
| import android.util.ArraySet; |
| import android.util.DebugUtils; |
| import android.util.EventLog; |
| import android.util.Slog; |
| import com.android.internal.app.procstats.ProcessStats; |
| import com.android.internal.app.procstats.ProcessState; |
| import com.android.internal.os.BatteryStatsImpl; |
| |
| import android.app.ActivityManager; |
| import android.app.Dialog; |
| import android.app.IApplicationThread; |
| import android.app.IInstrumentationWatcher; |
| import android.app.IUiAutomationConnection; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.pm.ApplicationInfo; |
| import android.content.res.CompatibilityInfo; |
| import android.os.Binder; |
| import android.os.Bundle; |
| import android.os.IBinder; |
| import android.os.Process; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.Trace; |
| import android.os.UserHandle; |
| import android.util.ArrayMap; |
| import android.util.PrintWriterPrinter; |
| import android.util.TimeUtils; |
| |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| |
| /** |
| * Full information about a particular process that |
| * is currently running. |
| */ |
| final class ProcessRecord { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "ProcessRecord" : TAG_AM; |
| |
| private final BatteryStatsImpl mBatteryStats; // where to collect runtime statistics |
| final ApplicationInfo info; // all about the first app in the process |
| final boolean isolated; // true if this is a special isolated process |
| final int uid; // uid of process; may be different from 'info' if isolated |
| final int userId; // user of process. |
| final String processName; // name of the process |
| // List of packages running in the process |
| final ArrayMap<String, ProcessStats.ProcessStateHolder> pkgList = new ArrayMap<>(); |
| UidRecord uidRecord; // overall state of process's uid. |
| ArraySet<String> pkgDeps; // additional packages we have a dependency on |
| IApplicationThread thread; // the actual proc... may be null only if |
| // 'persistent' is true (in which case we |
| // are in the process of launching the app) |
| ProcessState baseProcessTracker; |
| BatteryStatsImpl.Uid.Proc curProcBatteryStats; |
| int pid; // The process of this application; 0 if none |
| String procStatFile; // path to /proc/<pid>/stat |
| int[] gids; // The gids this process was launched with |
| String requiredAbi; // The ABI this process was launched with |
| String instructionSet; // The instruction set this process was launched with |
| boolean starting; // True if the process is being started |
| long lastActivityTime; // For managing the LRU list |
| long lastPssTime; // Last time we retrieved PSS data |
| long nextPssTime; // Next time we want to request PSS data |
| long lastStateTime; // Last time setProcState changed |
| long initialIdlePss; // Initial memory pss of process for idle maintenance. |
| long lastPss; // Last computed memory pss. |
| long lastSwapPss; // Last computed SwapPss. |
| long lastCachedPss; // Last computed pss when in cached state. |
| long lastCachedSwapPss; // Last computed SwapPss when in cached state. |
| int maxAdj; // Maximum OOM adjustment for this process |
| int curRawAdj; // Current OOM unlimited adjustment for this process |
| int setRawAdj; // Last set OOM unlimited adjustment for this process |
| int curAdj; // Current OOM adjustment for this process |
| int setAdj; // Last set OOM adjustment for this process |
| int verifiedAdj; // The last adjustment that was verified as actually being set |
| int curSchedGroup; // Currently desired scheduling class |
| int setSchedGroup; // Last set to background scheduling class |
| int vrThreadTid; // Thread currently set for VR scheduling |
| int trimMemoryLevel; // Last selected memory trimming level |
| int curProcState = PROCESS_STATE_NONEXISTENT; // Currently computed process state |
| int repProcState = PROCESS_STATE_NONEXISTENT; // Last reported process state |
| int setProcState = PROCESS_STATE_NONEXISTENT; // Last set process state in process tracker |
| int pssProcState = PROCESS_STATE_NONEXISTENT; // Currently requesting pss for |
| int savedPriority; // Previous priority value if we're switching to non-SCHED_OTHER |
| int renderThreadTid; // TID for RenderThread |
| boolean serviceb; // Process currently is on the service B list |
| boolean serviceHighRam; // We are forcing to service B list due to its RAM use |
| boolean setIsForeground; // Running foreground UI when last set? |
| boolean notCachedSinceIdle; // Has this process not been in a cached state since last idle? |
| boolean hasClientActivities; // Are there any client services with activities? |
| boolean hasStartedServices; // Are there any started services running in this process? |
| boolean foregroundServices; // Running any services that are foreground? |
| boolean foregroundActivities; // Running any activities that are foreground? |
| boolean repForegroundActivities; // Last reported foreground activities. |
| boolean systemNoUi; // This is a system process, but not currently showing UI. |
| boolean hasShownUi; // Has UI been shown in this process since it was started? |
| boolean hasTopUi; // Is this process currently showing "top-level" UI that is not an |
| // activity? |
| boolean pendingUiClean; // Want to clean up resources from showing UI? |
| boolean hasAboveClient; // Bound using BIND_ABOVE_CLIENT, so want to be lower |
| boolean treatLikeActivity; // Bound using BIND_TREAT_LIKE_ACTIVITY |
| boolean bad; // True if disabled in the bad process list |
| boolean killedByAm; // True when proc has been killed by activity manager, not for RAM |
| boolean killed; // True once we know the process has been killed |
| boolean procStateChanged; // Keep track of whether we changed 'setAdj'. |
| boolean reportedInteraction;// Whether we have told usage stats about it being an interaction |
| boolean unlocked; // True when proc was started in user unlocked state |
| long interactionEventTime; // The time we sent the last interaction event |
| long fgInteractionTime; // When we became foreground for interaction purposes |
| String waitingToKill; // Process is waiting to be killed when in the bg, and reason |
| IBinder forcingToForeground;// Token that is forcing this process to be foreground |
| int adjSeq; // Sequence id for identifying oom_adj assignment cycles |
| int lruSeq; // Sequence id for identifying LRU update cycles |
| CompatibilityInfo compat; // last used compatibility mode |
| IBinder.DeathRecipient deathRecipient; // Who is watching for the death. |
| ComponentName instrumentationClass;// class installed to instrument app |
| ApplicationInfo instrumentationInfo; // the application being instrumented |
| String instrumentationProfileFile; // where to save profiling |
| IInstrumentationWatcher instrumentationWatcher; // who is waiting |
| IUiAutomationConnection instrumentationUiAutomationConnection; // Connection to use the UI introspection APIs. |
| Bundle instrumentationArguments;// as given to us |
| ComponentName instrumentationResultClass;// copy of instrumentationClass |
| boolean usingWrapper; // Set to true when process was launched with a wrapper attached |
| BroadcastRecord curReceiver;// receiver currently running in the app |
| long lastWakeTime; // How long proc held wake lock at last check |
| long lastCpuTime; // How long proc has run CPU at last check |
| long curCpuTime; // How long proc has run CPU most recently |
| long lastRequestedGc; // When we last asked the app to do a gc |
| long lastLowMemory; // When we last told the app that memory is low |
| long lastProviderTime; // The last time someone else was using a provider in this process. |
| boolean reportLowMemory; // Set to true when waiting to report low mem |
| boolean empty; // Is this an empty background process? |
| boolean cached; // Is this a cached process? |
| String adjType; // Debugging: primary thing impacting oom_adj. |
| int adjTypeCode; // Debugging: adj code to report to app. |
| Object adjSource; // Debugging: option dependent object. |
| int adjSourceProcState; // Debugging: proc state of adjSource's process. |
| Object adjTarget; // Debugging: target component impacting oom_adj. |
| Runnable crashHandler; // Optional local handler to be invoked in the process crash. |
| |
| // all activities running in the process |
| final ArrayList<ActivityRecord> activities = new ArrayList<>(); |
| // all ServiceRecord running in this process |
| final ArraySet<ServiceRecord> services = new ArraySet<>(); |
| // services that are currently executing code (need to remain foreground). |
| final ArraySet<ServiceRecord> executingServices = new ArraySet<>(); |
| // All ConnectionRecord this process holds |
| final ArraySet<ConnectionRecord> connections = new ArraySet<>(); |
| // all IIntentReceivers that are registered from this process. |
| final ArraySet<ReceiverList> receivers = new ArraySet<>(); |
| // class (String) -> ContentProviderRecord |
| final ArrayMap<String, ContentProviderRecord> pubProviders = new ArrayMap<>(); |
| // All ContentProviderRecord process is using |
| final ArrayList<ContentProviderConnection> conProviders = new ArrayList<>(); |
| |
| boolean execServicesFg; // do we need to be executing services in the foreground? |
| boolean persistent; // always keep this application running? |
| boolean crashing; // are we in the process of crashing? |
| Dialog crashDialog; // dialog being displayed due to crash. |
| boolean forceCrashReport; // suppress normal auto-dismiss of crash dialog & report UI? |
| boolean notResponding; // does the app have a not responding dialog? |
| Dialog anrDialog; // dialog being displayed due to app not resp. |
| boolean removed; // has app package been removed from device? |
| boolean debugging; // was app launched for debugging? |
| boolean waitedForDebugger; // has process show wait for debugger dialog? |
| Dialog waitDialog; // current wait for debugger dialog |
| |
| String shortStringName; // caching of toShortString() result. |
| String stringName; // caching of toString() result. |
| |
| // These reports are generated & stored when an app gets into an error condition. |
| // They will be "null" when all is OK. |
| ActivityManager.ProcessErrorStateInfo crashingReport; |
| ActivityManager.ProcessErrorStateInfo notRespondingReport; |
| |
| // Who will be notified of the error. This is usually an activity in the |
| // app that installed the package. |
| ComponentName errorReportReceiver; |
| |
| // Process is currently hosting a backup agent for backup or restore |
| public boolean inFullBackup; |
| // App is allowed to manage whitelists such as temporary Power Save mode whitelist. |
| boolean whitelistManager; |
| |
| void dump(PrintWriter pw, String prefix) { |
| final long now = SystemClock.uptimeMillis(); |
| |
| pw.print(prefix); pw.print("user #"); pw.print(userId); |
| pw.print(" uid="); pw.print(info.uid); |
| if (uid != info.uid) { |
| pw.print(" ISOLATED uid="); pw.print(uid); |
| } |
| pw.print(" gids={"); |
| if (gids != null) { |
| for (int gi=0; gi<gids.length; gi++) { |
| if (gi != 0) pw.print(", "); |
| pw.print(gids[gi]); |
| |
| } |
| } |
| pw.println("}"); |
| pw.print(prefix); pw.print("requiredAbi="); pw.print(requiredAbi); |
| pw.print(" instructionSet="); pw.println(instructionSet); |
| if (info.className != null) { |
| pw.print(prefix); pw.print("class="); pw.println(info.className); |
| } |
| if (info.manageSpaceActivityName != null) { |
| pw.print(prefix); pw.print("manageSpaceActivityName="); |
| pw.println(info.manageSpaceActivityName); |
| } |
| pw.print(prefix); pw.print("dir="); pw.print(info.sourceDir); |
| pw.print(" publicDir="); pw.print(info.publicSourceDir); |
| pw.print(" data="); pw.println(info.dataDir); |
| pw.print(prefix); pw.print("packageList={"); |
| for (int i=0; i<pkgList.size(); i++) { |
| if (i > 0) pw.print(", "); |
| pw.print(pkgList.keyAt(i)); |
| } |
| pw.println("}"); |
| if (pkgDeps != null) { |
| pw.print(prefix); pw.print("packageDependencies={"); |
| for (int i=0; i<pkgDeps.size(); i++) { |
| if (i > 0) pw.print(", "); |
| pw.print(pkgDeps.valueAt(i)); |
| } |
| pw.println("}"); |
| } |
| pw.print(prefix); pw.print("compat="); pw.println(compat); |
| if (instrumentationClass != null || instrumentationProfileFile != null |
| || instrumentationArguments != null) { |
| pw.print(prefix); pw.print("instrumentationClass="); |
| pw.print(instrumentationClass); |
| pw.print(" instrumentationProfileFile="); |
| pw.println(instrumentationProfileFile); |
| pw.print(prefix); pw.print("instrumentationArguments="); |
| pw.println(instrumentationArguments); |
| pw.print(prefix); pw.print("instrumentationInfo="); |
| pw.println(instrumentationInfo); |
| if (instrumentationInfo != null) { |
| instrumentationInfo.dump(new PrintWriterPrinter(pw), prefix + " "); |
| } |
| } |
| pw.print(prefix); pw.print("thread="); pw.println(thread); |
| pw.print(prefix); pw.print("pid="); pw.print(pid); pw.print(" starting="); |
| pw.println(starting); |
| pw.print(prefix); pw.print("lastActivityTime="); |
| TimeUtils.formatDuration(lastActivityTime, now, pw); |
| pw.print(" lastPssTime="); |
| TimeUtils.formatDuration(lastPssTime, now, pw); |
| pw.print(" nextPssTime="); |
| TimeUtils.formatDuration(nextPssTime, now, pw); |
| pw.println(); |
| pw.print(prefix); pw.print("adjSeq="); pw.print(adjSeq); |
| pw.print(" lruSeq="); pw.print(lruSeq); |
| pw.print(" lastPss="); DebugUtils.printSizeValue(pw, lastPss*1024); |
| pw.print(" lastSwapPss="); DebugUtils.printSizeValue(pw, lastSwapPss*1024); |
| pw.print(" lastCachedPss="); DebugUtils.printSizeValue(pw, lastCachedPss*1024); |
| pw.print(" lastCachedSwapPss="); DebugUtils.printSizeValue(pw, lastCachedSwapPss*1024); |
| pw.println(); |
| pw.print(prefix); pw.print("cached="); pw.print(cached); |
| pw.print(" empty="); pw.println(empty); |
| if (serviceb) { |
| pw.print(prefix); pw.print("serviceb="); pw.print(serviceb); |
| pw.print(" serviceHighRam="); pw.println(serviceHighRam); |
| } |
| if (notCachedSinceIdle) { |
| pw.print(prefix); pw.print("notCachedSinceIdle="); pw.print(notCachedSinceIdle); |
| pw.print(" initialIdlePss="); pw.println(initialIdlePss); |
| } |
| pw.print(prefix); pw.print("oom: max="); pw.print(maxAdj); |
| pw.print(" curRaw="); pw.print(curRawAdj); |
| pw.print(" setRaw="); pw.print(setRawAdj); |
| pw.print(" cur="); pw.print(curAdj); |
| pw.print(" set="); pw.println(setAdj); |
| pw.print(prefix); pw.print("curSchedGroup="); pw.print(curSchedGroup); |
| pw.print(" setSchedGroup="); pw.print(setSchedGroup); |
| pw.print(" systemNoUi="); pw.print(systemNoUi); |
| pw.print(" trimMemoryLevel="); pw.println(trimMemoryLevel); |
| pw.print(prefix); pw.print("vrThreadTid="); pw.print(vrThreadTid); |
| pw.print(prefix); pw.print("curProcState="); pw.print(curProcState); |
| pw.print(" repProcState="); pw.print(repProcState); |
| pw.print(" pssProcState="); pw.print(pssProcState); |
| pw.print(" setProcState="); pw.print(setProcState); |
| pw.print(" lastStateTime="); |
| TimeUtils.formatDuration(lastStateTime, now, pw); |
| pw.println(); |
| if (hasShownUi || pendingUiClean || hasAboveClient || treatLikeActivity) { |
| pw.print(prefix); pw.print("hasShownUi="); pw.print(hasShownUi); |
| pw.print(" pendingUiClean="); pw.print(pendingUiClean); |
| pw.print(" hasAboveClient="); pw.print(hasAboveClient); |
| pw.print(" treatLikeActivity="); pw.println(treatLikeActivity); |
| } |
| if (setIsForeground || foregroundServices || forcingToForeground != null) { |
| pw.print(prefix); pw.print("setIsForeground="); pw.print(setIsForeground); |
| pw.print(" foregroundServices="); pw.print(foregroundServices); |
| pw.print(" forcingToForeground="); pw.println(forcingToForeground); |
| } |
| if (reportedInteraction || fgInteractionTime != 0) { |
| pw.print(prefix); pw.print("reportedInteraction="); |
| pw.print(reportedInteraction); |
| if (interactionEventTime != 0) { |
| pw.print(" time="); |
| TimeUtils.formatDuration(interactionEventTime, SystemClock.elapsedRealtime(), pw); |
| } |
| if (fgInteractionTime != 0) { |
| pw.print(" fgInteractionTime="); |
| TimeUtils.formatDuration(fgInteractionTime, SystemClock.elapsedRealtime(), pw); |
| } |
| pw.println(); |
| } |
| if (persistent || removed) { |
| pw.print(prefix); pw.print("persistent="); pw.print(persistent); |
| pw.print(" removed="); pw.println(removed); |
| } |
| if (hasClientActivities || foregroundActivities || repForegroundActivities) { |
| pw.print(prefix); pw.print("hasClientActivities="); pw.print(hasClientActivities); |
| pw.print(" foregroundActivities="); pw.print(foregroundActivities); |
| pw.print(" (rep="); pw.print(repForegroundActivities); pw.println(")"); |
| } |
| if (lastProviderTime > 0) { |
| pw.print(prefix); pw.print("lastProviderTime="); |
| TimeUtils.formatDuration(lastProviderTime, now, pw); |
| pw.println(); |
| } |
| if (hasStartedServices) { |
| pw.print(prefix); pw.print("hasStartedServices="); pw.println(hasStartedServices); |
| } |
| if (setProcState >= ActivityManager.PROCESS_STATE_SERVICE) { |
| long wtime; |
| synchronized (mBatteryStats) { |
| wtime = mBatteryStats.getProcessWakeTime(info.uid, |
| pid, SystemClock.elapsedRealtime()); |
| } |
| pw.print(prefix); pw.print("lastWakeTime="); pw.print(lastWakeTime); |
| pw.print(" timeUsed="); |
| TimeUtils.formatDuration(wtime-lastWakeTime, pw); pw.println(""); |
| pw.print(prefix); pw.print("lastCpuTime="); pw.print(lastCpuTime); |
| pw.print(" timeUsed="); |
| TimeUtils.formatDuration(curCpuTime-lastCpuTime, pw); pw.println(""); |
| } |
| pw.print(prefix); pw.print("lastRequestedGc="); |
| TimeUtils.formatDuration(lastRequestedGc, now, pw); |
| pw.print(" lastLowMemory="); |
| TimeUtils.formatDuration(lastLowMemory, now, pw); |
| pw.print(" reportLowMemory="); pw.println(reportLowMemory); |
| if (killed || killedByAm || waitingToKill != null) { |
| pw.print(prefix); pw.print("killed="); pw.print(killed); |
| pw.print(" killedByAm="); pw.print(killedByAm); |
| pw.print(" waitingToKill="); pw.println(waitingToKill); |
| } |
| if (debugging || crashing || crashDialog != null || notResponding |
| || anrDialog != null || bad) { |
| pw.print(prefix); pw.print("debugging="); pw.print(debugging); |
| pw.print(" crashing="); pw.print(crashing); |
| pw.print(" "); pw.print(crashDialog); |
| pw.print(" notResponding="); pw.print(notResponding); |
| pw.print(" " ); pw.print(anrDialog); |
| pw.print(" bad="); pw.print(bad); |
| |
| // crashing or notResponding is always set before errorReportReceiver |
| if (errorReportReceiver != null) { |
| pw.print(" errorReportReceiver="); |
| pw.print(errorReportReceiver.flattenToShortString()); |
| } |
| pw.println(); |
| } |
| if (whitelistManager) { |
| pw.print(prefix); pw.print("whitelistManager="); pw.println(whitelistManager); |
| } |
| if (activities.size() > 0) { |
| pw.print(prefix); pw.println("Activities:"); |
| for (int i=0; i<activities.size(); i++) { |
| pw.print(prefix); pw.print(" - "); pw.println(activities.get(i)); |
| } |
| } |
| if (services.size() > 0) { |
| pw.print(prefix); pw.println("Services:"); |
| for (int i=0; i<services.size(); i++) { |
| pw.print(prefix); pw.print(" - "); pw.println(services.valueAt(i)); |
| } |
| } |
| if (executingServices.size() > 0) { |
| pw.print(prefix); pw.print("Executing Services (fg="); |
| pw.print(execServicesFg); pw.println(")"); |
| for (int i=0; i<executingServices.size(); i++) { |
| pw.print(prefix); pw.print(" - "); pw.println(executingServices.valueAt(i)); |
| } |
| } |
| if (connections.size() > 0) { |
| pw.print(prefix); pw.println("Connections:"); |
| for (int i=0; i<connections.size(); i++) { |
| pw.print(prefix); pw.print(" - "); pw.println(connections.valueAt(i)); |
| } |
| } |
| if (pubProviders.size() > 0) { |
| pw.print(prefix); pw.println("Published Providers:"); |
| for (int i=0; i<pubProviders.size(); i++) { |
| pw.print(prefix); pw.print(" - "); pw.println(pubProviders.keyAt(i)); |
| pw.print(prefix); pw.print(" -> "); pw.println(pubProviders.valueAt(i)); |
| } |
| } |
| if (conProviders.size() > 0) { |
| pw.print(prefix); pw.println("Connected Providers:"); |
| for (int i=0; i<conProviders.size(); i++) { |
| pw.print(prefix); pw.print(" - "); pw.println(conProviders.get(i).toShortString()); |
| } |
| } |
| if (curReceiver != null) { |
| pw.print(prefix); pw.print("curReceiver="); pw.println(curReceiver); |
| } |
| if (receivers.size() > 0) { |
| pw.print(prefix); pw.println("Receivers:"); |
| for (int i=0; i<receivers.size(); i++) { |
| pw.print(prefix); pw.print(" - "); pw.println(receivers.valueAt(i)); |
| } |
| } |
| } |
| |
| ProcessRecord(BatteryStatsImpl _batteryStats, ApplicationInfo _info, |
| String _processName, int _uid) { |
| mBatteryStats = _batteryStats; |
| info = _info; |
| isolated = _info.uid != _uid; |
| uid = _uid; |
| userId = UserHandle.getUserId(_uid); |
| processName = _processName; |
| pkgList.put(_info.packageName, new ProcessStats.ProcessStateHolder(_info.versionCode)); |
| maxAdj = ProcessList.UNKNOWN_ADJ; |
| curRawAdj = setRawAdj = ProcessList.INVALID_ADJ; |
| curAdj = setAdj = verifiedAdj = ProcessList.INVALID_ADJ; |
| persistent = false; |
| removed = false; |
| lastStateTime = lastPssTime = nextPssTime = SystemClock.uptimeMillis(); |
| } |
| |
| public void setPid(int _pid) { |
| pid = _pid; |
| procStatFile = null; |
| shortStringName = null; |
| stringName = null; |
| } |
| |
| public void makeActive(IApplicationThread _thread, ProcessStatsService tracker) { |
| if (thread == null) { |
| final ProcessState origBase = baseProcessTracker; |
| if (origBase != null) { |
| origBase.setState(ProcessStats.STATE_NOTHING, |
| tracker.getMemFactorLocked(), SystemClock.uptimeMillis(), pkgList); |
| origBase.makeInactive(); |
| } |
| baseProcessTracker = tracker.getProcessStateLocked(info.packageName, uid, |
| info.versionCode, processName); |
| baseProcessTracker.makeActive(); |
| for (int i=0; i<pkgList.size(); i++) { |
| ProcessStats.ProcessStateHolder holder = pkgList.valueAt(i); |
| if (holder.state != null && holder.state != origBase) { |
| holder.state.makeInactive(); |
| } |
| holder.state = tracker.getProcessStateLocked(pkgList.keyAt(i), uid, |
| info.versionCode, processName); |
| if (holder.state != baseProcessTracker) { |
| holder.state.makeActive(); |
| } |
| } |
| } |
| thread = _thread; |
| } |
| |
| public void makeInactive(ProcessStatsService tracker) { |
| thread = null; |
| final ProcessState origBase = baseProcessTracker; |
| if (origBase != null) { |
| if (origBase != null) { |
| origBase.setState(ProcessStats.STATE_NOTHING, |
| tracker.getMemFactorLocked(), SystemClock.uptimeMillis(), pkgList); |
| origBase.makeInactive(); |
| } |
| baseProcessTracker = null; |
| for (int i=0; i<pkgList.size(); i++) { |
| ProcessStats.ProcessStateHolder holder = pkgList.valueAt(i); |
| if (holder.state != null && holder.state != origBase) { |
| holder.state.makeInactive(); |
| } |
| holder.state = null; |
| } |
| } |
| } |
| |
| /** |
| * This method returns true if any of the activities within the process record are interesting |
| * to the user. See HistoryRecord.isInterestingToUserLocked() |
| */ |
| public boolean isInterestingToUserLocked() { |
| final int size = activities.size(); |
| for (int i = 0 ; i < size ; i++) { |
| ActivityRecord r = activities.get(i); |
| if (r.isInterestingToUserLocked()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| public void stopFreezingAllLocked() { |
| int i = activities.size(); |
| while (i > 0) { |
| i--; |
| activities.get(i).stopFreezingScreenLocked(true); |
| } |
| } |
| |
| public void unlinkDeathRecipient() { |
| if (deathRecipient != null && thread != null) { |
| thread.asBinder().unlinkToDeath(deathRecipient, 0); |
| } |
| deathRecipient = null; |
| } |
| |
| void updateHasAboveClientLocked() { |
| hasAboveClient = false; |
| for (int i=connections.size()-1; i>=0; i--) { |
| ConnectionRecord cr = connections.valueAt(i); |
| if ((cr.flags&Context.BIND_ABOVE_CLIENT) != 0) { |
| hasAboveClient = true; |
| break; |
| } |
| } |
| } |
| |
| int modifyRawOomAdj(int adj) { |
| if (hasAboveClient) { |
| // If this process has bound to any services with BIND_ABOVE_CLIENT, |
| // then we need to drop its adjustment to be lower than the service's |
| // in order to honor the request. We want to drop it by one adjustment |
| // level... but there is special meaning applied to various levels so |
| // we will skip some of them. |
| if (adj < ProcessList.FOREGROUND_APP_ADJ) { |
| // System process will not get dropped, ever |
| } else if (adj < ProcessList.VISIBLE_APP_ADJ) { |
| adj = ProcessList.VISIBLE_APP_ADJ; |
| } else if (adj < ProcessList.PERCEPTIBLE_APP_ADJ) { |
| adj = ProcessList.PERCEPTIBLE_APP_ADJ; |
| } else if (adj < ProcessList.CACHED_APP_MIN_ADJ) { |
| adj = ProcessList.CACHED_APP_MIN_ADJ; |
| } else if (adj < ProcessList.CACHED_APP_MAX_ADJ) { |
| adj++; |
| } |
| } |
| return adj; |
| } |
| |
| void scheduleCrash(String message) { |
| // Checking killedbyAm should keep it from showing the crash dialog if the process |
| // was already dead for a good / normal reason. |
| if (!killedByAm) { |
| if (thread != null) { |
| if (pid == Process.myPid()) { |
| Slog.w(TAG, "scheduleCrash: trying to crash system process!"); |
| return; |
| } |
| long ident = Binder.clearCallingIdentity(); |
| try { |
| thread.scheduleCrash(message); |
| } catch (RemoteException e) { |
| // If it's already dead our work is done. If it's wedged just kill it. |
| // We won't get the crash dialog or the error reporting. |
| kill("scheduleCrash for '" + message + "' failed", true); |
| } finally { |
| Binder.restoreCallingIdentity(ident); |
| } |
| } |
| } |
| } |
| |
| void kill(String reason, boolean noisy) { |
| if (!killedByAm) { |
| Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "kill"); |
| if (noisy) { |
| Slog.i(TAG, "Killing " + toShortString() + " (adj " + setAdj + "): " + reason); |
| } |
| EventLog.writeEvent(EventLogTags.AM_KILL, userId, pid, processName, setAdj, reason); |
| Process.killProcessQuiet(pid); |
| ActivityManagerService.killProcessGroup(uid, pid); |
| if (!persistent) { |
| killed = true; |
| killedByAm = true; |
| } |
| Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER); |
| } |
| } |
| |
| public String toShortString() { |
| if (shortStringName != null) { |
| return shortStringName; |
| } |
| StringBuilder sb = new StringBuilder(128); |
| toShortString(sb); |
| return shortStringName = sb.toString(); |
| } |
| |
| void toShortString(StringBuilder sb) { |
| sb.append(pid); |
| sb.append(':'); |
| sb.append(processName); |
| sb.append('/'); |
| if (info.uid < Process.FIRST_APPLICATION_UID) { |
| sb.append(uid); |
| } else { |
| sb.append('u'); |
| sb.append(userId); |
| int appId = UserHandle.getAppId(info.uid); |
| if (appId >= Process.FIRST_APPLICATION_UID) { |
| sb.append('a'); |
| sb.append(appId - Process.FIRST_APPLICATION_UID); |
| } else { |
| sb.append('s'); |
| sb.append(appId); |
| } |
| if (uid != info.uid) { |
| sb.append('i'); |
| sb.append(UserHandle.getAppId(uid) - Process.FIRST_ISOLATED_UID); |
| } |
| } |
| } |
| |
| public String toString() { |
| if (stringName != null) { |
| return stringName; |
| } |
| StringBuilder sb = new StringBuilder(128); |
| sb.append("ProcessRecord{"); |
| sb.append(Integer.toHexString(System.identityHashCode(this))); |
| sb.append(' '); |
| toShortString(sb); |
| sb.append('}'); |
| return stringName = sb.toString(); |
| } |
| |
| public String makeAdjReason() { |
| if (adjSource != null || adjTarget != null) { |
| StringBuilder sb = new StringBuilder(128); |
| sb.append(' '); |
| if (adjTarget instanceof ComponentName) { |
| sb.append(((ComponentName)adjTarget).flattenToShortString()); |
| } else if (adjTarget != null) { |
| sb.append(adjTarget.toString()); |
| } else { |
| sb.append("{null}"); |
| } |
| sb.append("<="); |
| if (adjSource instanceof ProcessRecord) { |
| sb.append("Proc{"); |
| sb.append(((ProcessRecord)adjSource).toShortString()); |
| sb.append("}"); |
| } else if (adjSource != null) { |
| sb.append(adjSource.toString()); |
| } else { |
| sb.append("{null}"); |
| } |
| return sb.toString(); |
| } |
| return null; |
| } |
| |
| /* |
| * Return true if package has been added false if not |
| */ |
| public boolean addPackage(String pkg, int versionCode, ProcessStatsService tracker) { |
| if (!pkgList.containsKey(pkg)) { |
| ProcessStats.ProcessStateHolder holder = new ProcessStats.ProcessStateHolder( |
| versionCode); |
| if (baseProcessTracker != null) { |
| holder.state = tracker.getProcessStateLocked( |
| pkg, uid, versionCode, processName); |
| pkgList.put(pkg, holder); |
| if (holder.state != baseProcessTracker) { |
| holder.state.makeActive(); |
| } |
| } else { |
| pkgList.put(pkg, holder); |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| public int getSetAdjWithServices() { |
| if (setAdj >= ProcessList.CACHED_APP_MIN_ADJ) { |
| if (hasStartedServices) { |
| return ProcessList.SERVICE_B_ADJ; |
| } |
| } |
| return setAdj; |
| } |
| |
| public void forceProcessStateUpTo(int newState) { |
| if (repProcState > newState) { |
| curProcState = repProcState = newState; |
| } |
| } |
| |
| /* |
| * Delete all packages from list except the package indicated in info |
| */ |
| public void resetPackageList(ProcessStatsService tracker) { |
| final int N = pkgList.size(); |
| if (baseProcessTracker != null) { |
| long now = SystemClock.uptimeMillis(); |
| baseProcessTracker.setState(ProcessStats.STATE_NOTHING, |
| tracker.getMemFactorLocked(), now, pkgList); |
| if (N != 1) { |
| for (int i=0; i<N; i++) { |
| ProcessStats.ProcessStateHolder holder = pkgList.valueAt(i); |
| if (holder.state != null && holder.state != baseProcessTracker) { |
| holder.state.makeInactive(); |
| } |
| |
| } |
| pkgList.clear(); |
| ProcessState ps = tracker.getProcessStateLocked( |
| info.packageName, uid, info.versionCode, processName); |
| ProcessStats.ProcessStateHolder holder = new ProcessStats.ProcessStateHolder( |
| info.versionCode); |
| holder.state = ps; |
| pkgList.put(info.packageName, holder); |
| if (ps != baseProcessTracker) { |
| ps.makeActive(); |
| } |
| } |
| } else if (N != 1) { |
| pkgList.clear(); |
| pkgList.put(info.packageName, new ProcessStats.ProcessStateHolder(info.versionCode)); |
| } |
| } |
| |
| public String[] getPackageList() { |
| int size = pkgList.size(); |
| if (size == 0) { |
| return null; |
| } |
| String list[] = new String[size]; |
| for (int i=0; i<pkgList.size(); i++) { |
| list[i] = pkgList.keyAt(i); |
| } |
| return list; |
| } |
| } |