| /* |
| * Copyright (C) 2013 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 android.content.pm.PackageManager; |
| import android.os.Binder; |
| import android.os.Parcel; |
| import android.os.ParcelFileDescriptor; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.SystemProperties; |
| import android.util.ArrayMap; |
| import android.util.AtomicFile; |
| import android.util.Slog; |
| import android.util.SparseArray; |
| import android.util.TimeUtils; |
| import com.android.internal.app.IProcessStats; |
| import com.android.internal.app.ProcessStats; |
| import com.android.internal.os.BackgroundThread; |
| |
| import java.io.File; |
| import java.io.FileDescriptor; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.concurrent.locks.ReentrantLock; |
| |
| public final class ProcessStatsService extends IProcessStats.Stub { |
| static final String TAG = "ProcessStatsService"; |
| static final boolean DEBUG = false; |
| |
| // Most data is kept in a sparse data structure: an integer array which integer |
| // holds the type of the entry, and the identifier for a long array that data |
| // exists in and the offset into the array to find it. The constants below |
| // define the encoding of that data in an integer. |
| |
| static final int MAX_HISTORIC_STATES = 8; // Maximum number of historic states we will keep. |
| static final String STATE_FILE_PREFIX = "state-"; // Prefix to use for state filenames. |
| static final String STATE_FILE_SUFFIX = ".bin"; // Suffix to use for state filenames. |
| static final String STATE_FILE_CHECKIN_SUFFIX = ".ci"; // State files that have checked in. |
| static long WRITE_PERIOD = 30*60*1000; // Write file every 30 minutes or so. |
| |
| final ActivityManagerService mAm; |
| final File mBaseDir; |
| ProcessStats mProcessStats; |
| AtomicFile mFile; |
| boolean mCommitPending; |
| boolean mShuttingDown; |
| int mLastMemOnlyState = -1; |
| boolean mMemFactorLowered; |
| |
| final ReentrantLock mWriteLock = new ReentrantLock(); |
| final Object mPendingWriteLock = new Object(); |
| AtomicFile mPendingWriteFile; |
| Parcel mPendingWrite; |
| boolean mPendingWriteCommitted; |
| long mLastWriteTime; |
| |
| public ProcessStatsService(ActivityManagerService am, File file) { |
| mAm = am; |
| mBaseDir = file; |
| mBaseDir.mkdirs(); |
| mProcessStats = new ProcessStats(true); |
| updateFile(); |
| SystemProperties.addChangeCallback(new Runnable() { |
| @Override public void run() { |
| synchronized (mAm) { |
| if (mProcessStats.evaluateSystemProperties(false)) { |
| mProcessStats.mFlags |= ProcessStats.FLAG_SYSPROPS; |
| writeStateLocked(true, true); |
| mProcessStats.evaluateSystemProperties(true); |
| } |
| } |
| } |
| }); |
| } |
| |
| @Override |
| public boolean onTransact(int code, Parcel data, Parcel reply, int flags) |
| throws RemoteException { |
| try { |
| return super.onTransact(code, data, reply, flags); |
| } catch (RuntimeException e) { |
| if (!(e instanceof SecurityException)) { |
| Slog.wtf(TAG, "Process Stats Crash", e); |
| } |
| throw e; |
| } |
| } |
| |
| public ProcessStats.ProcessState getProcessStateLocked(String packageName, |
| int uid, int versionCode, String processName) { |
| return mProcessStats.getProcessStateLocked(packageName, uid, versionCode, processName); |
| } |
| |
| public ProcessStats.ServiceState getServiceStateLocked(String packageName, int uid, |
| int versionCode, String processName, String className) { |
| return mProcessStats.getServiceStateLocked(packageName, uid, versionCode, processName, |
| className); |
| } |
| |
| public boolean isMemFactorLowered() { |
| return mMemFactorLowered; |
| } |
| |
| public boolean setMemFactorLocked(int memFactor, boolean screenOn, long now) { |
| mMemFactorLowered = memFactor < mLastMemOnlyState; |
| mLastMemOnlyState = memFactor; |
| if (screenOn) { |
| memFactor += ProcessStats.ADJ_SCREEN_ON; |
| } |
| if (memFactor != mProcessStats.mMemFactor) { |
| if (mProcessStats.mMemFactor != ProcessStats.STATE_NOTHING) { |
| mProcessStats.mMemFactorDurations[mProcessStats.mMemFactor] |
| += now - mProcessStats.mStartTime; |
| } |
| mProcessStats.mMemFactor = memFactor; |
| mProcessStats.mStartTime = now; |
| final ArrayMap<String, SparseArray<SparseArray<ProcessStats.PackageState>>> pmap |
| = mProcessStats.mPackages.getMap(); |
| for (int ipkg=pmap.size()-1; ipkg>=0; ipkg--) { |
| final SparseArray<SparseArray<ProcessStats.PackageState>> uids = pmap.valueAt(ipkg); |
| for (int iuid=uids.size()-1; iuid>=0; iuid--) { |
| final SparseArray<ProcessStats.PackageState> vers = uids.valueAt(iuid); |
| for (int iver=vers.size()-1; iver>=0; iver--) { |
| final ProcessStats.PackageState pkg = vers.valueAt(iver); |
| final ArrayMap<String, ProcessStats.ServiceState> services = pkg.mServices; |
| for (int isvc=services.size()-1; isvc>=0; isvc--) { |
| final ProcessStats.ServiceState service = services.valueAt(isvc); |
| if (service.isRestarting()) { |
| service.setRestarting(true, memFactor, now); |
| } else if (service.isInUse()) { |
| if (service.mStartedState != ProcessStats.STATE_NOTHING) { |
| service.setStarted(true, memFactor, now); |
| } |
| if (service.mBoundState != ProcessStats.STATE_NOTHING) { |
| service.setBound(true, memFactor, now); |
| } |
| if (service.mExecState != ProcessStats.STATE_NOTHING) { |
| service.setExecuting(true, memFactor, now); |
| } |
| } |
| } |
| } |
| } |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| public int getMemFactorLocked() { |
| return mProcessStats.mMemFactor != ProcessStats.STATE_NOTHING ? mProcessStats.mMemFactor : 0; |
| } |
| |
| public void addSysMemUsageLocked(long cachedMem, long freeMem, long zramMem, long kernelMem, |
| long nativeMem) { |
| mProcessStats.addSysMemUsage(cachedMem, freeMem, zramMem, kernelMem, nativeMem); |
| } |
| |
| public boolean shouldWriteNowLocked(long now) { |
| if (now > (mLastWriteTime+WRITE_PERIOD)) { |
| if (SystemClock.elapsedRealtime() |
| > (mProcessStats.mTimePeriodStartRealtime+ProcessStats.COMMIT_PERIOD) && |
| SystemClock.uptimeMillis() |
| > (mProcessStats.mTimePeriodStartUptime+ProcessStats.COMMIT_UPTIME_PERIOD)) { |
| mCommitPending = true; |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| public void shutdownLocked() { |
| Slog.w(TAG, "Writing process stats before shutdown..."); |
| mProcessStats.mFlags |= ProcessStats.FLAG_SHUTDOWN; |
| writeStateSyncLocked(); |
| mShuttingDown = true; |
| } |
| |
| public void writeStateAsyncLocked() { |
| writeStateLocked(false); |
| } |
| |
| public void writeStateSyncLocked() { |
| writeStateLocked(true); |
| } |
| |
| private void writeStateLocked(boolean sync) { |
| if (mShuttingDown) { |
| return; |
| } |
| boolean commitPending = mCommitPending; |
| mCommitPending = false; |
| writeStateLocked(sync, commitPending); |
| } |
| |
| public void writeStateLocked(boolean sync, final boolean commit) { |
| synchronized (mPendingWriteLock) { |
| long now = SystemClock.uptimeMillis(); |
| if (mPendingWrite == null || !mPendingWriteCommitted) { |
| mPendingWrite = Parcel.obtain(); |
| mProcessStats.mTimePeriodEndRealtime = SystemClock.elapsedRealtime(); |
| mProcessStats.mTimePeriodEndUptime = now; |
| if (commit) { |
| mProcessStats.mFlags |= ProcessStats.FLAG_COMPLETE; |
| } |
| mProcessStats.writeToParcel(mPendingWrite, 0); |
| mPendingWriteFile = new AtomicFile(mFile.getBaseFile()); |
| mPendingWriteCommitted = commit; |
| } |
| if (commit) { |
| mProcessStats.resetSafely(); |
| updateFile(); |
| } |
| mLastWriteTime = SystemClock.uptimeMillis(); |
| Slog.i(TAG, "Prepared write state in " + (SystemClock.uptimeMillis()-now) + "ms"); |
| if (!sync) { |
| BackgroundThread.getHandler().post(new Runnable() { |
| @Override public void run() { |
| performWriteState(); |
| } |
| }); |
| return; |
| } |
| } |
| |
| performWriteState(); |
| } |
| |
| private void updateFile() { |
| mFile = new AtomicFile(new File(mBaseDir, STATE_FILE_PREFIX |
| + mProcessStats.mTimePeriodStartClockStr + STATE_FILE_SUFFIX)); |
| mLastWriteTime = SystemClock.uptimeMillis(); |
| } |
| |
| void performWriteState() { |
| if (DEBUG) Slog.d(TAG, "Performing write to " + mFile.getBaseFile()); |
| Parcel data; |
| AtomicFile file; |
| synchronized (mPendingWriteLock) { |
| data = mPendingWrite; |
| file = mPendingWriteFile; |
| mPendingWriteCommitted = false; |
| if (data == null) { |
| return; |
| } |
| mPendingWrite = null; |
| mPendingWriteFile = null; |
| mWriteLock.lock(); |
| } |
| |
| FileOutputStream stream = null; |
| try { |
| stream = file.startWrite(); |
| stream.write(data.marshall()); |
| stream.flush(); |
| file.finishWrite(stream); |
| if (DEBUG) Slog.d(TAG, "Write completed successfully!"); |
| } catch (IOException e) { |
| Slog.w(TAG, "Error writing process statistics", e); |
| file.failWrite(stream); |
| } finally { |
| data.recycle(); |
| trimHistoricStatesWriteLocked(); |
| mWriteLock.unlock(); |
| } |
| } |
| |
| boolean readLocked(ProcessStats stats, AtomicFile file) { |
| try { |
| FileInputStream stream = file.openRead(); |
| stats.read(stream); |
| stream.close(); |
| if (stats.mReadError != null) { |
| Slog.w(TAG, "Ignoring existing stats; " + stats.mReadError); |
| if (DEBUG) { |
| ArrayMap<String, SparseArray<ProcessStats.ProcessState>> procMap |
| = stats.mProcesses.getMap(); |
| final int NPROC = procMap.size(); |
| for (int ip=0; ip<NPROC; ip++) { |
| Slog.w(TAG, "Process: " + procMap.keyAt(ip)); |
| SparseArray<ProcessStats.ProcessState> uids = procMap.valueAt(ip); |
| final int NUID = uids.size(); |
| for (int iu=0; iu<NUID; iu++) { |
| Slog.w(TAG, " Uid " + uids.keyAt(iu) + ": " + uids.valueAt(iu)); |
| } |
| } |
| ArrayMap<String, SparseArray<SparseArray<ProcessStats.PackageState>>> pkgMap |
| = stats.mPackages.getMap(); |
| final int NPKG = pkgMap.size(); |
| for (int ip=0; ip<NPKG; ip++) { |
| Slog.w(TAG, "Package: " + pkgMap.keyAt(ip)); |
| SparseArray<SparseArray<ProcessStats.PackageState>> uids |
| = pkgMap.valueAt(ip); |
| final int NUID = uids.size(); |
| for (int iu=0; iu<NUID; iu++) { |
| Slog.w(TAG, " Uid: " + uids.keyAt(iu)); |
| SparseArray<ProcessStats.PackageState> vers = uids.valueAt(iu); |
| final int NVERS = vers.size(); |
| for (int iv=0; iv<NVERS; iv++) { |
| Slog.w(TAG, " Vers: " + vers.keyAt(iv)); |
| ProcessStats.PackageState pkgState = vers.valueAt(iv); |
| final int NPROCS = pkgState.mProcesses.size(); |
| for (int iproc=0; iproc<NPROCS; iproc++) { |
| Slog.w(TAG, " Process " + pkgState.mProcesses.keyAt(iproc) |
| + ": " + pkgState.mProcesses.valueAt(iproc)); |
| } |
| final int NSRVS = pkgState.mServices.size(); |
| for (int isvc=0; isvc<NSRVS; isvc++) { |
| Slog.w(TAG, " Service " + pkgState.mServices.keyAt(isvc) |
| + ": " + pkgState.mServices.valueAt(isvc)); |
| |
| } |
| } |
| } |
| } |
| } |
| return false; |
| } |
| } catch (Throwable e) { |
| stats.mReadError = "caught exception: " + e; |
| Slog.e(TAG, "Error reading process statistics", e); |
| return false; |
| } |
| return true; |
| } |
| |
| private ArrayList<String> getCommittedFiles(int minNum, boolean inclCurrent, |
| boolean inclCheckedIn) { |
| File[] files = mBaseDir.listFiles(); |
| if (files == null || files.length <= minNum) { |
| return null; |
| } |
| ArrayList<String> filesArray = new ArrayList<String>(files.length); |
| String currentFile = mFile.getBaseFile().getPath(); |
| if (DEBUG) Slog.d(TAG, "Collecting " + files.length + " files except: " + currentFile); |
| for (int i=0; i<files.length; i++) { |
| File file = files[i]; |
| String fileStr = file.getPath(); |
| if (DEBUG) Slog.d(TAG, "Collecting: " + fileStr); |
| if (!inclCheckedIn && fileStr.endsWith(STATE_FILE_CHECKIN_SUFFIX)) { |
| if (DEBUG) Slog.d(TAG, "Skipping: already checked in"); |
| continue; |
| } |
| if (!inclCurrent && fileStr.equals(currentFile)) { |
| if (DEBUG) Slog.d(TAG, "Skipping: current stats"); |
| continue; |
| } |
| filesArray.add(fileStr); |
| } |
| Collections.sort(filesArray); |
| return filesArray; |
| } |
| |
| public void trimHistoricStatesWriteLocked() { |
| ArrayList<String> filesArray = getCommittedFiles(MAX_HISTORIC_STATES, false, true); |
| if (filesArray == null) { |
| return; |
| } |
| while (filesArray.size() > MAX_HISTORIC_STATES) { |
| String file = filesArray.remove(0); |
| Slog.i(TAG, "Pruning old procstats: " + file); |
| (new File(file)).delete(); |
| } |
| } |
| |
| boolean dumpFilteredProcessesCsvLocked(PrintWriter pw, String header, |
| boolean sepScreenStates, int[] screenStates, boolean sepMemStates, int[] memStates, |
| boolean sepProcStates, int[] procStates, long now, String reqPackage) { |
| ArrayList<ProcessStats.ProcessState> procs = mProcessStats.collectProcessesLocked( |
| screenStates, memStates, procStates, procStates, now, reqPackage, false); |
| if (procs.size() > 0) { |
| if (header != null) { |
| pw.println(header); |
| } |
| ProcessStats.dumpProcessListCsv(pw, procs, sepScreenStates, screenStates, |
| sepMemStates, memStates, sepProcStates, procStates, now); |
| return true; |
| } |
| return false; |
| } |
| |
| static int[] parseStateList(String[] states, int mult, String arg, boolean[] outSep, |
| String[] outError) { |
| ArrayList<Integer> res = new ArrayList<Integer>(); |
| int lastPos = 0; |
| for (int i=0; i<=arg.length(); i++) { |
| char c = i < arg.length() ? arg.charAt(i) : 0; |
| if (c != ',' && c != '+' && c != ' ' && c != 0) { |
| continue; |
| } |
| boolean isSep = c == ','; |
| if (lastPos == 0) { |
| // We now know the type of op. |
| outSep[0] = isSep; |
| } else if (c != 0 && outSep[0] != isSep) { |
| outError[0] = "inconsistent separators (can't mix ',' with '+')"; |
| return null; |
| } |
| if (lastPos < (i-1)) { |
| String str = arg.substring(lastPos, i); |
| for (int j=0; j<states.length; j++) { |
| if (str.equals(states[j])) { |
| res.add(j); |
| str = null; |
| break; |
| } |
| } |
| if (str != null) { |
| outError[0] = "invalid word \"" + str + "\""; |
| return null; |
| } |
| } |
| lastPos = i + 1; |
| } |
| |
| int[] finalRes = new int[res.size()]; |
| for (int i=0; i<res.size(); i++) { |
| finalRes[i] = res.get(i) * mult; |
| } |
| return finalRes; |
| } |
| |
| public byte[] getCurrentStats(List<ParcelFileDescriptor> historic) { |
| mAm.mContext.enforceCallingOrSelfPermission( |
| android.Manifest.permission.PACKAGE_USAGE_STATS, null); |
| Parcel current = Parcel.obtain(); |
| synchronized (mAm) { |
| long now = SystemClock.uptimeMillis(); |
| mProcessStats.mTimePeriodEndRealtime = SystemClock.elapsedRealtime(); |
| mProcessStats.mTimePeriodEndUptime = now; |
| mProcessStats.writeToParcel(current, now, 0); |
| } |
| mWriteLock.lock(); |
| try { |
| if (historic != null) { |
| ArrayList<String> files = getCommittedFiles(0, false, true); |
| if (files != null) { |
| for (int i=files.size()-1; i>=0; i--) { |
| try { |
| ParcelFileDescriptor pfd = ParcelFileDescriptor.open( |
| new File(files.get(i)), ParcelFileDescriptor.MODE_READ_ONLY); |
| historic.add(pfd); |
| } catch (IOException e) { |
| Slog.w(TAG, "Failure opening procstat file " + files.get(i), e); |
| } |
| } |
| } |
| } |
| } finally { |
| mWriteLock.unlock(); |
| } |
| return current.marshall(); |
| } |
| |
| public ParcelFileDescriptor getStatsOverTime(long minTime) { |
| mAm.mContext.enforceCallingOrSelfPermission( |
| android.Manifest.permission.PACKAGE_USAGE_STATS, null); |
| Parcel current = Parcel.obtain(); |
| long curTime; |
| synchronized (mAm) { |
| long now = SystemClock.uptimeMillis(); |
| mProcessStats.mTimePeriodEndRealtime = SystemClock.elapsedRealtime(); |
| mProcessStats.mTimePeriodEndUptime = now; |
| mProcessStats.writeToParcel(current, now, 0); |
| curTime = mProcessStats.mTimePeriodEndRealtime |
| - mProcessStats.mTimePeriodStartRealtime; |
| } |
| mWriteLock.lock(); |
| try { |
| if (curTime < minTime) { |
| // Need to add in older stats to reach desired time. |
| ArrayList<String> files = getCommittedFiles(0, false, true); |
| if (files != null && files.size() > 0) { |
| current.setDataPosition(0); |
| ProcessStats stats = ProcessStats.CREATOR.createFromParcel(current); |
| current.recycle(); |
| int i = files.size()-1; |
| while (i >= 0 && (stats.mTimePeriodEndRealtime |
| - stats.mTimePeriodStartRealtime) < minTime) { |
| AtomicFile file = new AtomicFile(new File(files.get(i))); |
| i--; |
| ProcessStats moreStats = new ProcessStats(false); |
| readLocked(moreStats, file); |
| if (moreStats.mReadError == null) { |
| stats.add(moreStats); |
| StringBuilder sb = new StringBuilder(); |
| sb.append("Added stats: "); |
| sb.append(moreStats.mTimePeriodStartClockStr); |
| sb.append(", over "); |
| TimeUtils.formatDuration(moreStats.mTimePeriodEndRealtime |
| - moreStats.mTimePeriodStartRealtime, sb); |
| Slog.i(TAG, sb.toString()); |
| } else { |
| Slog.w(TAG, "Failure reading " + files.get(i+1) + "; " |
| + moreStats.mReadError); |
| continue; |
| } |
| } |
| current = Parcel.obtain(); |
| stats.writeToParcel(current, 0); |
| } |
| } |
| final byte[] outData = current.marshall(); |
| current.recycle(); |
| final ParcelFileDescriptor[] fds = ParcelFileDescriptor.createPipe(); |
| Thread thr = new Thread("ProcessStats pipe output") { |
| public void run() { |
| FileOutputStream fout = new ParcelFileDescriptor.AutoCloseOutputStream(fds[1]); |
| try { |
| fout.write(outData); |
| fout.close(); |
| } catch (IOException e) { |
| Slog.w(TAG, "Failure writing pipe", e); |
| } |
| } |
| }; |
| thr.start(); |
| return fds[0]; |
| } catch (IOException e) { |
| Slog.w(TAG, "Failed building output pipe", e); |
| } finally { |
| mWriteLock.unlock(); |
| } |
| return null; |
| } |
| |
| public int getCurrentMemoryState() { |
| synchronized (mAm) { |
| return mLastMemOnlyState; |
| } |
| } |
| |
| private void dumpAggregatedStats(PrintWriter pw, long aggregateHours, long now, |
| String reqPackage, boolean isCompact, boolean dumpDetails, boolean dumpFullDetails, |
| boolean dumpAll, boolean activeOnly) { |
| ParcelFileDescriptor pfd = getStatsOverTime(aggregateHours*60*60*1000 |
| - (ProcessStats.COMMIT_PERIOD/2)); |
| if (pfd == null) { |
| pw.println("Unable to build stats!"); |
| return; |
| } |
| ProcessStats stats = new ProcessStats(false); |
| InputStream stream = new ParcelFileDescriptor.AutoCloseInputStream(pfd); |
| stats.read(stream); |
| if (stats.mReadError != null) { |
| pw.print("Failure reading: "); pw.println(stats.mReadError); |
| return; |
| } |
| if (isCompact) { |
| stats.dumpCheckinLocked(pw, reqPackage); |
| } else { |
| if (dumpDetails || dumpFullDetails) { |
| stats.dumpLocked(pw, reqPackage, now, !dumpFullDetails, dumpAll, activeOnly); |
| } else { |
| stats.dumpSummaryLocked(pw, reqPackage, now, activeOnly); |
| } |
| } |
| } |
| |
| static private void dumpHelp(PrintWriter pw) { |
| pw.println("Process stats (procstats) dump options:"); |
| pw.println(" [--checkin|-c|--csv] [--csv-screen] [--csv-proc] [--csv-mem]"); |
| pw.println(" [--details] [--full-details] [--current] [--hours N] [--last N]"); |
| pw.println(" [--max N] --active] [--commit] [--reset] [--clear] [--write] [-h]"); |
| pw.println(" [--start-testing] [--stop-testing] [<package.name>]"); |
| pw.println(" --checkin: perform a checkin: print and delete old committed states."); |
| pw.println(" -c: print only state in checkin format."); |
| pw.println(" --csv: output data suitable for putting in a spreadsheet."); |
| pw.println(" --csv-screen: on, off."); |
| pw.println(" --csv-mem: norm, mod, low, crit."); |
| pw.println(" --csv-proc: pers, top, fore, vis, precept, backup,"); |
| pw.println(" service, home, prev, cached"); |
| pw.println(" --details: dump per-package details, not just summary."); |
| pw.println(" --full-details: dump all timing and active state details."); |
| pw.println(" --current: only dump current state."); |
| pw.println(" --hours: aggregate over about N last hours."); |
| pw.println(" --last: only show the last committed stats at index N (starting at 1)."); |
| pw.println(" --max: for -a, max num of historical batches to print."); |
| pw.println(" --active: only show currently active processes/services."); |
| pw.println(" --commit: commit current stats to disk and reset to start new stats."); |
| pw.println(" --reset: reset current stats, without committing."); |
| pw.println(" --clear: clear all stats; does both --reset and deletes old stats."); |
| pw.println(" --write: write current in-memory stats to disk."); |
| pw.println(" --read: replace current stats with last-written stats."); |
| pw.println(" --start-testing: clear all stats and starting high frequency pss sampling."); |
| pw.println(" --stop-testing: stop high frequency pss sampling."); |
| pw.println(" -a: print everything."); |
| pw.println(" -h: print this help text."); |
| pw.println(" <package.name>: optional name of package to filter output by."); |
| } |
| |
| @Override |
| protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| if (mAm.checkCallingPermission(android.Manifest.permission.DUMP) |
| != PackageManager.PERMISSION_GRANTED) { |
| pw.println("Permission Denial: can't dump procstats from from pid=" |
| + Binder.getCallingPid() + ", uid=" + Binder.getCallingUid() |
| + " without permission " + android.Manifest.permission.DUMP); |
| return; |
| } |
| |
| long ident = Binder.clearCallingIdentity(); |
| try { |
| dumpInner(fd, pw, args); |
| } finally { |
| Binder.restoreCallingIdentity(ident); |
| } |
| } |
| |
| private void dumpInner(FileDescriptor fd, PrintWriter pw, String[] args) { |
| final long now = SystemClock.uptimeMillis(); |
| |
| boolean isCheckin = false; |
| boolean isCompact = false; |
| boolean isCsv = false; |
| boolean currentOnly = false; |
| boolean dumpDetails = false; |
| boolean dumpFullDetails = false; |
| boolean dumpAll = false; |
| boolean quit = false; |
| int aggregateHours = 0; |
| int lastIndex = 0; |
| int maxNum = 2; |
| boolean activeOnly = false; |
| String reqPackage = null; |
| boolean csvSepScreenStats = false; |
| int[] csvScreenStats = new int[] { ProcessStats.ADJ_SCREEN_OFF, ProcessStats.ADJ_SCREEN_ON}; |
| boolean csvSepMemStats = false; |
| int[] csvMemStats = new int[] { ProcessStats.ADJ_MEM_FACTOR_CRITICAL}; |
| boolean csvSepProcStats = true; |
| int[] csvProcStats = ProcessStats.ALL_PROC_STATES; |
| if (args != null) { |
| for (int i=0; i<args.length; i++) { |
| String arg = args[i]; |
| if ("--checkin".equals(arg)) { |
| isCheckin = true; |
| } else if ("-c".equals(arg)) { |
| isCompact = true; |
| } else if ("--csv".equals(arg)) { |
| isCsv = true; |
| } else if ("--csv-screen".equals(arg)) { |
| i++; |
| if (i >= args.length) { |
| pw.println("Error: argument required for --csv-screen"); |
| dumpHelp(pw); |
| return; |
| } |
| boolean[] sep = new boolean[1]; |
| String[] error = new String[1]; |
| csvScreenStats = parseStateList(ProcessStats.ADJ_SCREEN_NAMES_CSV, ProcessStats.ADJ_SCREEN_MOD, |
| args[i], sep, error); |
| if (csvScreenStats == null) { |
| pw.println("Error in \"" + args[i] + "\": " + error[0]); |
| dumpHelp(pw); |
| return; |
| } |
| csvSepScreenStats = sep[0]; |
| } else if ("--csv-mem".equals(arg)) { |
| i++; |
| if (i >= args.length) { |
| pw.println("Error: argument required for --csv-mem"); |
| dumpHelp(pw); |
| return; |
| } |
| boolean[] sep = new boolean[1]; |
| String[] error = new String[1]; |
| csvMemStats = parseStateList(ProcessStats.ADJ_MEM_NAMES_CSV, 1, args[i], sep, error); |
| if (csvMemStats == null) { |
| pw.println("Error in \"" + args[i] + "\": " + error[0]); |
| dumpHelp(pw); |
| return; |
| } |
| csvSepMemStats = sep[0]; |
| } else if ("--csv-proc".equals(arg)) { |
| i++; |
| if (i >= args.length) { |
| pw.println("Error: argument required for --csv-proc"); |
| dumpHelp(pw); |
| return; |
| } |
| boolean[] sep = new boolean[1]; |
| String[] error = new String[1]; |
| csvProcStats = parseStateList(ProcessStats.STATE_NAMES_CSV, 1, args[i], sep, error); |
| if (csvProcStats == null) { |
| pw.println("Error in \"" + args[i] + "\": " + error[0]); |
| dumpHelp(pw); |
| return; |
| } |
| csvSepProcStats = sep[0]; |
| } else if ("--details".equals(arg)) { |
| dumpDetails = true; |
| } else if ("--full-details".equals(arg)) { |
| dumpFullDetails = true; |
| } else if ("--hours".equals(arg)) { |
| i++; |
| if (i >= args.length) { |
| pw.println("Error: argument required for --hours"); |
| dumpHelp(pw); |
| return; |
| } |
| try { |
| aggregateHours = Integer.parseInt(args[i]); |
| } catch (NumberFormatException e) { |
| pw.println("Error: --hours argument not an int -- " + args[i]); |
| dumpHelp(pw); |
| return; |
| } |
| } else if ("--last".equals(arg)) { |
| i++; |
| if (i >= args.length) { |
| pw.println("Error: argument required for --last"); |
| dumpHelp(pw); |
| return; |
| } |
| try { |
| lastIndex = Integer.parseInt(args[i]); |
| } catch (NumberFormatException e) { |
| pw.println("Error: --last argument not an int -- " + args[i]); |
| dumpHelp(pw); |
| return; |
| } |
| } else if ("--max".equals(arg)) { |
| i++; |
| if (i >= args.length) { |
| pw.println("Error: argument required for --max"); |
| dumpHelp(pw); |
| return; |
| } |
| try { |
| maxNum = Integer.parseInt(args[i]); |
| } catch (NumberFormatException e) { |
| pw.println("Error: --max argument not an int -- " + args[i]); |
| dumpHelp(pw); |
| return; |
| } |
| } else if ("--active".equals(arg)) { |
| activeOnly = true; |
| currentOnly = true; |
| } else if ("--current".equals(arg)) { |
| currentOnly = true; |
| } else if ("--commit".equals(arg)) { |
| synchronized (mAm) { |
| mProcessStats.mFlags |= ProcessStats.FLAG_COMPLETE; |
| writeStateLocked(true, true); |
| pw.println("Process stats committed."); |
| quit = true; |
| } |
| } else if ("--reset".equals(arg)) { |
| synchronized (mAm) { |
| mProcessStats.resetSafely(); |
| pw.println("Process stats reset."); |
| quit = true; |
| } |
| } else if ("--clear".equals(arg)) { |
| synchronized (mAm) { |
| mProcessStats.resetSafely(); |
| ArrayList<String> files = getCommittedFiles(0, true, true); |
| if (files != null) { |
| for (int fi=0; fi<files.size(); fi++) { |
| (new File(files.get(fi))).delete(); |
| } |
| } |
| pw.println("All process stats cleared."); |
| quit = true; |
| } |
| } else if ("--write".equals(arg)) { |
| synchronized (mAm) { |
| writeStateSyncLocked(); |
| pw.println("Process stats written."); |
| quit = true; |
| } |
| } else if ("--read".equals(arg)) { |
| synchronized (mAm) { |
| readLocked(mProcessStats, mFile); |
| pw.println("Process stats read."); |
| quit = true; |
| } |
| } else if ("--start-testing".equals(arg)) { |
| synchronized (mAm) { |
| mAm.setTestPssMode(true); |
| pw.println("Started high frequency sampling."); |
| quit = true; |
| } |
| } else if ("--stop-testing".equals(arg)) { |
| synchronized (mAm) { |
| mAm.setTestPssMode(false); |
| pw.println("Stopped high frequency sampling."); |
| quit = true; |
| } |
| } else if ("-h".equals(arg)) { |
| dumpHelp(pw); |
| return; |
| } else if ("-a".equals(arg)) { |
| dumpDetails = true; |
| dumpAll = true; |
| } else if (arg.length() > 0 && arg.charAt(0) == '-'){ |
| pw.println("Unknown option: " + arg); |
| dumpHelp(pw); |
| return; |
| } else { |
| // Not an option, last argument must be a package name. |
| reqPackage = arg; |
| // Include all details, since we know we are only going to |
| // be dumping a smaller set of data. In fact only the details |
| // contain per-package data, so this is needed to be able |
| // to dump anything at all when filtering by package. |
| dumpDetails = true; |
| } |
| } |
| } |
| |
| if (quit) { |
| return; |
| } |
| |
| if (isCsv) { |
| pw.print("Processes running summed over"); |
| if (!csvSepScreenStats) { |
| for (int i=0; i<csvScreenStats.length; i++) { |
| pw.print(" "); |
| ProcessStats.printScreenLabelCsv(pw, csvScreenStats[i]); |
| } |
| } |
| if (!csvSepMemStats) { |
| for (int i=0; i<csvMemStats.length; i++) { |
| pw.print(" "); |
| ProcessStats.printMemLabelCsv(pw, csvMemStats[i]); |
| } |
| } |
| if (!csvSepProcStats) { |
| for (int i=0; i<csvProcStats.length; i++) { |
| pw.print(" "); |
| pw.print(ProcessStats.STATE_NAMES_CSV[csvProcStats[i]]); |
| } |
| } |
| pw.println(); |
| synchronized (mAm) { |
| dumpFilteredProcessesCsvLocked(pw, null, |
| csvSepScreenStats, csvScreenStats, csvSepMemStats, csvMemStats, |
| csvSepProcStats, csvProcStats, now, reqPackage); |
| /* |
| dumpFilteredProcessesCsvLocked(pw, "Processes running while critical mem:", |
| false, new int[] {ADJ_SCREEN_OFF, ADJ_SCREEN_ON}, |
| true, new int[] {ADJ_MEM_FACTOR_CRITICAL}, |
| true, new int[] {STATE_PERSISTENT, STATE_TOP, STATE_FOREGROUND, STATE_VISIBLE, |
| STATE_PERCEPTIBLE, STATE_BACKUP, STATE_SERVICE, STATE_HOME, |
| STATE_PREVIOUS, STATE_CACHED}, |
| now, reqPackage); |
| dumpFilteredProcessesCsvLocked(pw, "Processes running over all mem:", |
| false, new int[] {ADJ_SCREEN_OFF, ADJ_SCREEN_ON}, |
| false, new int[] {ADJ_MEM_FACTOR_CRITICAL, ADJ_MEM_FACTOR_LOW, |
| ADJ_MEM_FACTOR_MODERATE, ADJ_MEM_FACTOR_MODERATE}, |
| true, new int[] {STATE_PERSISTENT, STATE_TOP, STATE_FOREGROUND, STATE_VISIBLE, |
| STATE_PERCEPTIBLE, STATE_BACKUP, STATE_SERVICE, STATE_HOME, |
| STATE_PREVIOUS, STATE_CACHED}, |
| now, reqPackage); |
| */ |
| } |
| return; |
| } else if (aggregateHours != 0) { |
| pw.print("AGGREGATED OVER LAST "); pw.print(aggregateHours); pw.println(" HOURS:"); |
| dumpAggregatedStats(pw, aggregateHours, now, reqPackage, isCompact, |
| dumpDetails, dumpFullDetails, dumpAll, activeOnly); |
| return; |
| } else if (lastIndex > 0) { |
| pw.print("LAST STATS AT INDEX "); pw.print(lastIndex); pw.println(":"); |
| ArrayList<String> files = getCommittedFiles(0, false, true); |
| if (lastIndex >= files.size()) { |
| pw.print("Only have "); pw.print(files.size()); pw.println(" data sets"); |
| return; |
| } |
| AtomicFile file = new AtomicFile(new File(files.get(lastIndex))); |
| ProcessStats processStats = new ProcessStats(false); |
| readLocked(processStats, file); |
| if (processStats.mReadError != null) { |
| if (isCheckin || isCompact) pw.print("err,"); |
| pw.print("Failure reading "); pw.print(files.get(lastIndex)); |
| pw.print("; "); pw.println(processStats.mReadError); |
| return; |
| } |
| String fileStr = file.getBaseFile().getPath(); |
| boolean checkedIn = fileStr.endsWith(STATE_FILE_CHECKIN_SUFFIX); |
| if (isCheckin || isCompact) { |
| // Don't really need to lock because we uniquely own this object. |
| processStats.dumpCheckinLocked(pw, reqPackage); |
| } else { |
| pw.print("COMMITTED STATS FROM "); |
| pw.print(processStats.mTimePeriodStartClockStr); |
| if (checkedIn) pw.print(" (checked in)"); |
| pw.println(":"); |
| if (dumpDetails || dumpFullDetails) { |
| processStats.dumpLocked(pw, reqPackage, now, !dumpFullDetails, dumpAll, |
| activeOnly); |
| if (dumpAll) { |
| pw.print(" mFile="); pw.println(mFile.getBaseFile()); |
| } |
| } else { |
| processStats.dumpSummaryLocked(pw, reqPackage, now, activeOnly); |
| } |
| } |
| return; |
| } |
| |
| boolean sepNeeded = false; |
| if (dumpAll || isCheckin) { |
| mWriteLock.lock(); |
| try { |
| ArrayList<String> files = getCommittedFiles(0, false, !isCheckin); |
| if (files != null) { |
| int start = isCheckin ? 0 : (files.size() - maxNum); |
| if (start < 0) { |
| start = 0; |
| } |
| for (int i=start; i<files.size(); i++) { |
| if (DEBUG) Slog.d(TAG, "Retrieving state: " + files.get(i)); |
| try { |
| AtomicFile file = new AtomicFile(new File(files.get(i))); |
| ProcessStats processStats = new ProcessStats(false); |
| readLocked(processStats, file); |
| if (processStats.mReadError != null) { |
| if (isCheckin || isCompact) pw.print("err,"); |
| pw.print("Failure reading "); pw.print(files.get(i)); |
| pw.print("; "); pw.println(processStats.mReadError); |
| if (DEBUG) Slog.d(TAG, "Deleting state: " + files.get(i)); |
| (new File(files.get(i))).delete(); |
| continue; |
| } |
| String fileStr = file.getBaseFile().getPath(); |
| boolean checkedIn = fileStr.endsWith(STATE_FILE_CHECKIN_SUFFIX); |
| if (isCheckin || isCompact) { |
| // Don't really need to lock because we uniquely own this object. |
| processStats.dumpCheckinLocked(pw, reqPackage); |
| } else { |
| if (sepNeeded) { |
| pw.println(); |
| } else { |
| sepNeeded = true; |
| } |
| pw.print("COMMITTED STATS FROM "); |
| pw.print(processStats.mTimePeriodStartClockStr); |
| if (checkedIn) pw.print(" (checked in)"); |
| pw.println(":"); |
| // Don't really need to lock because we uniquely own this object. |
| // Always dump summary here, dumping all details is just too |
| // much crud. |
| if (dumpFullDetails) { |
| processStats.dumpLocked(pw, reqPackage, now, false, false, |
| activeOnly); |
| } else { |
| processStats.dumpSummaryLocked(pw, reqPackage, now, activeOnly); |
| } |
| } |
| if (isCheckin) { |
| // Rename file suffix to mark that it has checked in. |
| file.getBaseFile().renameTo(new File( |
| fileStr + STATE_FILE_CHECKIN_SUFFIX)); |
| } |
| } catch (Throwable e) { |
| pw.print("**** FAILURE DUMPING STATE: "); pw.println(files.get(i)); |
| e.printStackTrace(pw); |
| } |
| } |
| } |
| } finally { |
| mWriteLock.unlock(); |
| } |
| } |
| if (!isCheckin) { |
| synchronized (mAm) { |
| if (isCompact) { |
| mProcessStats.dumpCheckinLocked(pw, reqPackage); |
| } else { |
| if (sepNeeded) { |
| pw.println(); |
| } |
| pw.println("CURRENT STATS:"); |
| if (dumpDetails || dumpFullDetails) { |
| mProcessStats.dumpLocked(pw, reqPackage, now, !dumpFullDetails, dumpAll, |
| activeOnly); |
| if (dumpAll) { |
| pw.print(" mFile="); pw.println(mFile.getBaseFile()); |
| } |
| } else { |
| mProcessStats.dumpSummaryLocked(pw, reqPackage, now, activeOnly); |
| } |
| sepNeeded = true; |
| } |
| } |
| if (!currentOnly) { |
| if (sepNeeded) { |
| pw.println(); |
| } |
| pw.println("AGGREGATED OVER LAST 24 HOURS:"); |
| dumpAggregatedStats(pw, 24, now, reqPackage, isCompact, |
| dumpDetails, dumpFullDetails, dumpAll, activeOnly); |
| pw.println(); |
| pw.println("AGGREGATED OVER LAST 3 HOURS:"); |
| dumpAggregatedStats(pw, 3, now, reqPackage, isCompact, |
| dumpDetails, dumpFullDetails, dumpAll, activeOnly); |
| } |
| } |
| } |
| } |