1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.applications; 18 19 import android.app.ActivityManager; 20 import android.content.Context; 21 import android.content.pm.PackageManager; 22 import android.os.Bundle; 23 import android.os.ParcelFileDescriptor; 24 import android.os.RemoteException; 25 import android.os.ServiceManager; 26 import android.os.SystemClock; 27 import android.os.UserManager; 28 import android.preference.Preference; 29 import android.preference.PreferenceFragment; 30 import android.preference.PreferenceGroup; 31 import android.preference.PreferenceScreen; 32 import android.text.format.Formatter; 33 import android.util.Log; 34 import android.util.SparseArray; 35 import android.util.TimeUtils; 36 import android.view.Menu; 37 import android.view.MenuInflater; 38 import android.view.MenuItem; 39 import android.view.SubMenu; 40 import com.android.internal.app.IProcessStats; 41 import com.android.internal.app.ProcessMap; 42 import com.android.internal.app.ProcessStats; 43 import com.android.internal.util.MemInfoReader; 44 import com.android.settings.R; 45 import com.android.settings.SettingsActivity; 46 import com.android.settings.Utils; 47 48 import java.io.IOException; 49 import java.io.InputStream; 50 import java.util.ArrayList; 51 import java.util.Collections; 52 import java.util.Comparator; 53 54 public class ProcessStatsUi extends PreferenceFragment 55 implements LinearColorBar.OnRegionTappedListener { 56 static final String TAG = "ProcessStatsUi"; 57 static final boolean DEBUG = false; 58 59 private static final String KEY_APP_LIST = "app_list"; 60 private static final String KEY_MEM_STATUS = "mem_status"; 61 62 private static final int NUM_DURATIONS = 4; 63 64 private static final int MENU_STATS_REFRESH = Menu.FIRST; 65 private static final int MENU_DURATION = Menu.FIRST + 1; 66 private static final int MENU_SHOW_SYSTEM = MENU_DURATION + NUM_DURATIONS; 67 private static final int MENU_USE_USS = MENU_SHOW_SYSTEM + 1; 68 private static final int MENU_TYPE_BACKGROUND = MENU_USE_USS + 1; 69 private static final int MENU_TYPE_FOREGROUND = MENU_TYPE_BACKGROUND + 1; 70 private static final int MENU_TYPE_CACHED = MENU_TYPE_FOREGROUND + 1; 71 private static final int MENU_HELP = MENU_TYPE_CACHED + 1; 72 73 static final int MAX_ITEMS_TO_LIST = 60; 74 75 final static Comparator<ProcStatsEntry> sEntryCompare = new Comparator<ProcStatsEntry>() { 76 @Override 77 public int compare(ProcStatsEntry lhs, ProcStatsEntry rhs) { 78 if (lhs.mWeight < rhs.mWeight) { 79 return 1; 80 } else if (lhs.mWeight > rhs.mWeight) { 81 return -1; 82 } else if (lhs.mDuration < rhs.mDuration) { 83 return 1; 84 } else if (lhs.mDuration > rhs.mDuration) { 85 return -1; 86 } 87 return 0; 88 } 89 }; 90 91 private static ProcessStats sStatsXfer; 92 93 IProcessStats mProcessStats; 94 UserManager mUm; 95 ProcessStats mStats; 96 int mMemState; 97 98 private long mDuration; 99 private long mLastDuration; 100 private boolean mShowSystem; 101 private boolean mUseUss; 102 private int mStatsType; 103 private int mMemRegion; 104 105 private MenuItem[] mDurationMenus = new MenuItem[NUM_DURATIONS]; 106 private MenuItem mShowSystemMenu; 107 private MenuItem mUseUssMenu; 108 private MenuItem mTypeBackgroundMenu; 109 private MenuItem mTypeForegroundMenu; 110 private MenuItem mTypeCachedMenu; 111 112 private PreferenceGroup mAppListGroup; 113 private Preference mMemStatusPref; 114 115 long mMaxWeight; 116 long mTotalTime; 117 118 long[] mMemTimes = new long[ProcessStats.ADJ_MEM_FACTOR_COUNT]; 119 double[] mMemStateWeights = new double[ProcessStats.STATE_COUNT]; 120 double mMemCachedWeight; 121 double mMemFreeWeight; 122 double mMemZRamWeight; 123 double mMemKernelWeight; 124 double mMemNativeWeight; 125 double mMemTotalWeight; 126 127 // The actual duration value to use for each duration option. Note these 128 // are lower than the actual duration, since our durations are computed in 129 // batches of 3 hours so we want to allow the time we use to be slightly 130 // smaller than the actual time selected instead of bumping up to 3 hours 131 // beyond it. 132 private static final long DURATION_QUANTUM = ProcessStats.COMMIT_PERIOD; 133 private static long[] sDurations = new long[] { 134 3*60*60*1000 - DURATION_QUANTUM/2, 6*60*60*1000 - DURATION_QUANTUM/2, 135 12*60*60*1000 - DURATION_QUANTUM/2, 24*60*60*1000 - DURATION_QUANTUM/2 136 }; 137 private static int[] sDurationLabels = new int[] { 138 R.string.menu_duration_3h, R.string.menu_duration_6h, 139 R.string.menu_duration_12h, R.string.menu_duration_1d 140 }; 141 142 @Override 143 public void onCreate(Bundle icicle) { 144 super.onCreate(icicle); 145 146 if (icicle != null) { 147 mStats = sStatsXfer; 148 } 149 150 addPreferencesFromResource(R.xml.process_stats_summary); 151 mProcessStats = IProcessStats.Stub.asInterface( 152 ServiceManager.getService(ProcessStats.SERVICE_NAME)); 153 mUm = (UserManager)getActivity().getSystemService(Context.USER_SERVICE); 154 mAppListGroup = (PreferenceGroup) findPreference(KEY_APP_LIST); 155 mMemStatusPref = mAppListGroup.findPreference(KEY_MEM_STATUS); 156 mDuration = icicle != null ? icicle.getLong("duration", sDurations[0]) : sDurations[0]; 157 mShowSystem = icicle != null ? icicle.getBoolean("show_system") : false; 158 mUseUss = icicle != null ? icicle.getBoolean("use_uss") : false; 159 mStatsType = icicle != null ? icicle.getInt("stats_type", MENU_TYPE_BACKGROUND) 160 : MENU_TYPE_BACKGROUND; 161 mMemRegion = icicle != null ? icicle.getInt("mem_region", LinearColorBar.REGION_GREEN) 162 : LinearColorBar.REGION_GREEN; 163 setHasOptionsMenu(true); 164 } 165 166 @Override 167 public void onResume() { 168 super.onResume(); 169 refreshStats(); 170 } 171 172 @Override 173 public void onPause() { 174 super.onPause(); 175 } 176 177 @Override 178 public void onSaveInstanceState(Bundle outState) { 179 super.onSaveInstanceState(outState); 180 outState.putLong("duration", mDuration); 181 outState.putBoolean("show_system", mShowSystem); 182 outState.putBoolean("use_uss", mUseUss); 183 outState.putInt("stats_type", mStatsType); 184 outState.putInt("mem_region", mMemRegion); 185 } 186 187 @Override 188 public void onDestroy() { 189 super.onDestroy(); 190 if (getActivity().isChangingConfigurations()) { 191 sStatsXfer = mStats; 192 } 193 } 194 195 @Override 196 public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) { 197 if (preference instanceof LinearColorPreference) { 198 Bundle args = new Bundle(); 199 args.putLongArray(ProcessStatsMemDetail.EXTRA_MEM_TIMES, mMemTimes); 200 args.putDoubleArray(ProcessStatsMemDetail.EXTRA_MEM_STATE_WEIGHTS, mMemStateWeights); 201 args.putDouble(ProcessStatsMemDetail.EXTRA_MEM_CACHED_WEIGHT, mMemCachedWeight); 202 args.putDouble(ProcessStatsMemDetail.EXTRA_MEM_FREE_WEIGHT, mMemFreeWeight); 203 args.putDouble(ProcessStatsMemDetail.EXTRA_MEM_ZRAM_WEIGHT, mMemZRamWeight); 204 args.putDouble(ProcessStatsMemDetail.EXTRA_MEM_KERNEL_WEIGHT, mMemKernelWeight); 205 args.putDouble(ProcessStatsMemDetail.EXTRA_MEM_NATIVE_WEIGHT, mMemNativeWeight); 206 args.putDouble(ProcessStatsMemDetail.EXTRA_MEM_TOTAL_WEIGHT, mMemTotalWeight); 207 args.putBoolean(ProcessStatsMemDetail.EXTRA_USE_USS, mUseUss); 208 args.putLong(ProcessStatsMemDetail.EXTRA_TOTAL_TIME, mTotalTime); 209 ((SettingsActivity) getActivity()).startPreferencePanel( 210 ProcessStatsMemDetail.class.getName(), args, R.string.mem_details_title, 211 null, null, 0); 212 return true; 213 } 214 215 if (!(preference instanceof ProcessStatsPreference)) { 216 return false; 217 } 218 219 ProcessStatsPreference pgp = (ProcessStatsPreference) preference; 220 Bundle args = new Bundle(); 221 args.putParcelable(ProcessStatsDetail.EXTRA_ENTRY, pgp.getEntry()); 222 args.putBoolean(ProcessStatsDetail.EXTRA_USE_USS, mUseUss); 223 args.putLong(ProcessStatsDetail.EXTRA_MAX_WEIGHT, mMaxWeight); 224 args.putLong(ProcessStatsDetail.EXTRA_TOTAL_TIME, mTotalTime); 225 ((SettingsActivity) getActivity()).startPreferencePanel( 226 ProcessStatsDetail.class.getName(), args, R.string.details_title, null, null, 0); 227 228 return super.onPreferenceTreeClick(preferenceScreen, preference); 229 } 230 231 @Override 232 public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { 233 MenuItem refresh = menu.add(0, MENU_STATS_REFRESH, 0, R.string.menu_stats_refresh) 234 .setIcon(R.drawable.ic_menu_refresh_holo_dark) 235 .setAlphabeticShortcut('r'); 236 refresh.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM | 237 MenuItem.SHOW_AS_ACTION_WITH_TEXT); 238 SubMenu subMenu = menu.addSubMenu(R.string.menu_proc_stats_duration); 239 for (int i=0; i<NUM_DURATIONS; i++) { 240 mDurationMenus[i] = subMenu.add(0, MENU_DURATION+i, 0, sDurationLabels[i]) 241 .setCheckable(true); 242 } 243 mShowSystemMenu = menu.add(0, MENU_SHOW_SYSTEM, 0, R.string.menu_show_system) 244 .setAlphabeticShortcut('s') 245 .setCheckable(true); 246 mUseUssMenu = menu.add(0, MENU_USE_USS, 0, R.string.menu_use_uss) 247 .setAlphabeticShortcut('u') 248 .setCheckable(true); 249 subMenu = menu.addSubMenu(R.string.menu_proc_stats_type); 250 mTypeBackgroundMenu = subMenu.add(0, MENU_TYPE_BACKGROUND, 0, 251 R.string.menu_proc_stats_type_background) 252 .setAlphabeticShortcut('b') 253 .setCheckable(true); 254 mTypeForegroundMenu = subMenu.add(0, MENU_TYPE_FOREGROUND, 0, 255 R.string.menu_proc_stats_type_foreground) 256 .setAlphabeticShortcut('f') 257 .setCheckable(true); 258 mTypeCachedMenu = subMenu.add(0, MENU_TYPE_CACHED, 0, 259 R.string.menu_proc_stats_type_cached) 260 .setCheckable(true); 261 262 updateMenus(); 263 264 /* 265 String helpUrl; 266 if (!TextUtils.isEmpty(helpUrl = getResources().getString(R.string.help_url_battery))) { 267 final MenuItem help = menu.add(0, MENU_HELP, 0, R.string.help_label); 268 HelpUtils.prepareHelpMenuItem(getActivity(), help, helpUrl); 269 } 270 */ 271 } 272 273 void updateMenus() { 274 int closestIndex = 0; 275 long closestDelta = Math.abs(sDurations[0]-mDuration); 276 for (int i=1; i<NUM_DURATIONS; i++) { 277 long delta = Math.abs(sDurations[i]-mDuration); 278 if (delta < closestDelta) { 279 closestDelta = delta; 280 closestIndex = i; 281 } 282 } 283 for (int i=0; i<NUM_DURATIONS; i++) { 284 if (mDurationMenus[i] != null) { 285 mDurationMenus[i].setChecked(i == closestIndex); 286 } 287 } 288 mDuration = sDurations[closestIndex]; 289 if (mShowSystemMenu != null) { 290 mShowSystemMenu.setChecked(mShowSystem); 291 mShowSystemMenu.setEnabled(mStatsType == MENU_TYPE_BACKGROUND); 292 } 293 if (mUseUssMenu != null) { 294 mUseUssMenu.setChecked(mUseUss); 295 } 296 if (mTypeBackgroundMenu != null) { 297 mTypeBackgroundMenu.setChecked(mStatsType == MENU_TYPE_BACKGROUND); 298 } 299 if (mTypeForegroundMenu != null) { 300 mTypeForegroundMenu.setChecked(mStatsType == MENU_TYPE_FOREGROUND); 301 } 302 if (mTypeCachedMenu != null) { 303 mTypeCachedMenu.setChecked(mStatsType == MENU_TYPE_CACHED); 304 } 305 } 306 307 @Override 308 public boolean onOptionsItemSelected(MenuItem item) { 309 final int id = item.getItemId(); 310 switch (id) { 311 case MENU_STATS_REFRESH: 312 mStats = null; 313 refreshStats(); 314 return true; 315 case MENU_SHOW_SYSTEM: 316 mShowSystem = !mShowSystem; 317 refreshStats(); 318 return true; 319 case MENU_USE_USS: 320 mUseUss = !mUseUss; 321 refreshStats(); 322 return true; 323 case MENU_TYPE_BACKGROUND: 324 case MENU_TYPE_FOREGROUND: 325 case MENU_TYPE_CACHED: 326 mStatsType = item.getItemId(); 327 refreshStats(); 328 return true; 329 default: 330 if (id >= MENU_DURATION && id < (MENU_DURATION+NUM_DURATIONS)) { 331 mDuration = sDurations[id-MENU_DURATION]; 332 refreshStats(); 333 } 334 return false; 335 } 336 } 337 338 @Override 339 public void onRegionTapped(int region) { 340 if (mMemRegion != region) { 341 mMemRegion = region; 342 refreshStats(); 343 } 344 } 345 346 private void addNotAvailableMessage() { 347 Preference notAvailable = new Preference(getActivity()); 348 notAvailable.setTitle(R.string.power_usage_not_available); 349 mAppListGroup.addPreference(notAvailable); 350 } 351 352 public static final int[] BACKGROUND_AND_SYSTEM_PROC_STATES = new int[] { 353 ProcessStats.STATE_PERSISTENT, ProcessStats.STATE_IMPORTANT_FOREGROUND, 354 ProcessStats.STATE_IMPORTANT_BACKGROUND, ProcessStats.STATE_BACKUP, 355 ProcessStats.STATE_HEAVY_WEIGHT, ProcessStats.STATE_SERVICE, 356 ProcessStats.STATE_SERVICE_RESTARTING, ProcessStats.STATE_RECEIVER 357 }; 358 359 public static final int[] FOREGROUND_PROC_STATES = new int[] { 360 ProcessStats.STATE_TOP 361 }; 362 363 public static final int[] CACHED_PROC_STATES = new int[] { 364 ProcessStats.STATE_CACHED_ACTIVITY, ProcessStats.STATE_CACHED_ACTIVITY_CLIENT, 365 ProcessStats.STATE_CACHED_EMPTY 366 }; 367 368 public static final int[] RED_MEM_STATES = new int[] { 369 ProcessStats.ADJ_MEM_FACTOR_CRITICAL 370 }; 371 372 public static final int[] YELLOW_MEM_STATES = new int[] { 373 ProcessStats.ADJ_MEM_FACTOR_CRITICAL, ProcessStats.ADJ_MEM_FACTOR_LOW, 374 ProcessStats.ADJ_MEM_FACTOR_MODERATE 375 }; 376 377 private String makeDuration(long time) { 378 StringBuilder sb = new StringBuilder(32); 379 TimeUtils.formatDuration(time, sb); 380 return sb.toString(); 381 } 382 383 private void refreshStats() { 384 updateMenus(); 385 386 if (mStats == null || mLastDuration != mDuration) { 387 load(); 388 } 389 390 int[] stats; 391 int statsLabel; 392 if (mStatsType == MENU_TYPE_FOREGROUND) { 393 stats = FOREGROUND_PROC_STATES; 394 statsLabel = R.string.process_stats_type_foreground; 395 } else if (mStatsType == MENU_TYPE_CACHED) { 396 stats = CACHED_PROC_STATES; 397 statsLabel = R.string.process_stats_type_cached; 398 } else { 399 stats = mShowSystem ? BACKGROUND_AND_SYSTEM_PROC_STATES 400 : ProcessStats.BACKGROUND_PROC_STATES; 401 statsLabel = R.string.process_stats_type_background; 402 } 403 404 mAppListGroup.removeAll(); 405 mAppListGroup.setOrderingAsAdded(false); 406 407 final long elapsedTime = mStats.mTimePeriodEndRealtime-mStats.mTimePeriodStartRealtime; 408 409 mMemStatusPref.setOrder(-2); 410 mAppListGroup.addPreference(mMemStatusPref); 411 String durationString = Utils.formatElapsedTime(getActivity(), elapsedTime, false); 412 CharSequence memString; 413 CharSequence[] memStatesStr = getResources().getTextArray(R.array.ram_states); 414 if (mMemState >= 0 && mMemState < memStatesStr.length) { 415 memString = memStatesStr[mMemState]; 416 } else { 417 memString = "?"; 418 } 419 mMemStatusPref.setTitle(getActivity().getString(R.string.process_stats_total_duration, 420 getActivity().getString(statsLabel), durationString)); 421 mMemStatusPref.setSummary(getActivity().getString(R.string.process_stats_memory_status, 422 memString)); 423 /* 424 mMemStatusPref.setTitle(DateFormat.format(DateFormat.getBestDateTimePattern( 425 getActivity().getResources().getConfiguration().locale, 426 "MMMM dd, yyyy h:mm a"), mStats.mTimePeriodStartClock)); 427 */ 428 /* 429 BatteryHistoryPreference hist = new BatteryHistoryPreference(getActivity(), mStats); 430 hist.setOrder(-1); 431 mAppListGroup.addPreference(hist); 432 */ 433 434 long now = SystemClock.uptimeMillis(); 435 436 final PackageManager pm = getActivity().getPackageManager(); 437 438 mTotalTime = ProcessStats.dumpSingleTime(null, null, mStats.mMemFactorDurations, 439 mStats.mMemFactor, mStats.mStartTime, now); 440 if (DEBUG) Log.d(TAG, "Total time of stats: " + makeDuration(mTotalTime)); 441 442 for (int i=0; i<mMemTimes.length; i++) { 443 mMemTimes[i] = 0; 444 } 445 for (int iscreen=0; iscreen<ProcessStats.ADJ_COUNT; iscreen+=ProcessStats.ADJ_SCREEN_MOD) { 446 for (int imem=0; imem<ProcessStats.ADJ_MEM_FACTOR_COUNT; imem++) { 447 int state = imem+iscreen; 448 mMemTimes[imem] += mStats.mMemFactorDurations[state]; 449 } 450 } 451 452 long memTotalTime; 453 int[] memStates; 454 455 LinearColorPreference colors = new LinearColorPreference(getActivity()); 456 colors.setOrder(-1); 457 switch (mMemRegion) { 458 case LinearColorBar.REGION_RED: 459 memTotalTime = mMemTimes[ProcessStats.ADJ_MEM_FACTOR_CRITICAL]; 460 memStates = RED_MEM_STATES; 461 break; 462 case LinearColorBar.REGION_YELLOW: 463 memTotalTime = mMemTimes[ProcessStats.ADJ_MEM_FACTOR_CRITICAL] 464 + mMemTimes[ProcessStats.ADJ_MEM_FACTOR_LOW] 465 + mMemTimes[ProcessStats.ADJ_MEM_FACTOR_MODERATE]; 466 memStates = YELLOW_MEM_STATES; 467 break; 468 default: 469 memTotalTime = mTotalTime; 470 memStates = ProcessStats.ALL_MEM_ADJ; 471 break; 472 } 473 colors.setColoredRegions(LinearColorBar.REGION_RED); 474 475 // Compute memory badness for chart color. 476 int[] badColors = com.android.settings.Utils.BADNESS_COLORS; 477 long timeGood = mMemTimes[ProcessStats.ADJ_MEM_FACTOR_NORMAL]; 478 timeGood += (mMemTimes[ProcessStats.ADJ_MEM_FACTOR_MODERATE]*2)/3; 479 timeGood += mMemTimes[ProcessStats.ADJ_MEM_FACTOR_LOW]/3; 480 float memBadness = ((float)timeGood)/mTotalTime; 481 int badnessColor = badColors[1 + Math.round(memBadness*(badColors.length-2))]; 482 colors.setColors(badnessColor, badnessColor, badnessColor); 483 484 // We are now going to scale the mMemTimes to match the total elapsed time. 485 // These are in uptime, so they will often be smaller than the elapsed time, 486 // but if the user taps on the bar we want to show the times to them. It is confusing 487 // to see them be smaller than what we told them the measured duration is, so just 488 // scaling them up with make things look reasonable with them none the wiser. 489 for (int i=0; i<ProcessStats.ADJ_MEM_FACTOR_COUNT; i++) { 490 mMemTimes[i] = (long)((mMemTimes[i]*(double)elapsedTime)/mTotalTime); 491 } 492 493 ProcessStats.TotalMemoryUseCollection totalMem = new ProcessStats.TotalMemoryUseCollection( 494 ProcessStats.ALL_SCREEN_ADJ, memStates); 495 mStats.computeTotalMemoryUse(totalMem, now); 496 double freeWeight = totalMem.sysMemFreeWeight + totalMem.sysMemCachedWeight; 497 double usedWeight = totalMem.sysMemKernelWeight + totalMem.sysMemNativeWeight 498 + totalMem.sysMemZRamWeight; 499 double backgroundWeight = 0, persBackgroundWeight = 0; 500 mMemCachedWeight = totalMem.sysMemCachedWeight; 501 mMemFreeWeight = totalMem.sysMemFreeWeight; 502 mMemZRamWeight = totalMem.sysMemZRamWeight; 503 mMemKernelWeight = totalMem.sysMemKernelWeight; 504 mMemNativeWeight = totalMem.sysMemNativeWeight; 505 for (int i=0; i<ProcessStats.STATE_COUNT; i++) { 506 if (i == ProcessStats.STATE_SERVICE_RESTARTING) { 507 // These don't really run. 508 mMemStateWeights[i] = 0; 509 } else { 510 mMemStateWeights[i] = totalMem.processStateWeight[i]; 511 if (i >= ProcessStats.STATE_HOME) { 512 freeWeight += totalMem.processStateWeight[i]; 513 } else { 514 usedWeight += totalMem.processStateWeight[i]; 515 } 516 if (i >= ProcessStats.STATE_IMPORTANT_FOREGROUND) { 517 backgroundWeight += totalMem.processStateWeight[i]; 518 persBackgroundWeight += totalMem.processStateWeight[i]; 519 } 520 if (i == ProcessStats.STATE_PERSISTENT) { 521 persBackgroundWeight += totalMem.processStateWeight[i]; 522 } 523 } 524 } 525 if (DEBUG) { 526 Log.i(TAG, "Used RAM: " + Formatter.formatShortFileSize(getActivity(), 527 (long)((usedWeight * 1024) / memTotalTime))); 528 Log.i(TAG, "Free RAM: " + Formatter.formatShortFileSize(getActivity(), 529 (long)((freeWeight * 1024) / memTotalTime))); 530 Log.i(TAG, "Total RAM: " + Formatter.formatShortFileSize(getActivity(), 531 (long)(((freeWeight+usedWeight) * 1024) / memTotalTime))); 532 Log.i(TAG, "Background+Cached RAM: " + Formatter.formatShortFileSize(getActivity(), 533 (long)((backgroundWeight * 1024) / memTotalTime))); 534 } 535 mMemTotalWeight = freeWeight + usedWeight; 536 537 // For computing the ratio to show, we want to count the baseline cached RAM we 538 // need (at which point we start killing processes) as used RAM, so that if we 539 // reach the point of thrashing due to no RAM for any background processes we 540 // report that as RAM being full. To do this, we need to first convert the weights 541 // back to actual RAM... and since the RAM values we compute here won't exactly 542 // match the real physical RAM, scale those to the actual physical RAM. No problem! 543 double usedRam = (usedWeight*1024)/memTotalTime; 544 double freeRam = (freeWeight*1024)/memTotalTime; 545 double totalRam = usedRam + freeRam; 546 MemInfoReader memReader = new MemInfoReader(); 547 memReader.readMemInfo(); 548 double realTotalRam = memReader.getTotalSize(); 549 double totalScale = realTotalRam / totalRam; 550 double realUsedRam = usedRam * totalScale; 551 double realFreeRam = freeRam * totalScale; 552 if (DEBUG) { 553 Log.i(TAG, "Scaled Used RAM: " + Formatter.formatShortFileSize(getActivity(), 554 (long)realUsedRam)); 555 Log.i(TAG, "Scaled Free RAM: " + Formatter.formatShortFileSize(getActivity(), 556 (long)realFreeRam)); 557 } 558 ActivityManager.MemoryInfo memInfo = new ActivityManager.MemoryInfo(); 559 ((ActivityManager)getActivity().getSystemService(Context.ACTIVITY_SERVICE)).getMemoryInfo( 560 memInfo); 561 if (memInfo.hiddenAppThreshold >= realFreeRam) { 562 realUsedRam = realFreeRam; 563 realFreeRam = 0; 564 } else { 565 realUsedRam += memInfo.hiddenAppThreshold; 566 realFreeRam -= memInfo.hiddenAppThreshold; 567 } 568 if (DEBUG) { 569 Log.i(TAG, "Adj Scaled Used RAM: " + Formatter.formatShortFileSize(getActivity(), 570 (long)realUsedRam)); 571 Log.i(TAG, "Adj Scaled Free RAM: " + Formatter.formatShortFileSize(getActivity(), 572 (long)realFreeRam)); 573 } 574 575 float usedRatio = (float)(realUsedRam/(realFreeRam+realUsedRam)); 576 colors.setRatios(usedRatio, 0, 1-usedRatio); 577 578 if (false) { 579 colors.setOnRegionTappedListener(this); 580 switch (mMemRegion) { 581 case LinearColorBar.REGION_RED: 582 colors.setColoredRegions(LinearColorBar.REGION_RED); 583 memTotalTime = mMemTimes[ProcessStats.ADJ_MEM_FACTOR_CRITICAL]; 584 memStates = RED_MEM_STATES; 585 break; 586 case LinearColorBar.REGION_YELLOW: 587 colors.setColoredRegions(LinearColorBar.REGION_RED 588 | LinearColorBar.REGION_YELLOW); 589 memTotalTime = mMemTimes[ProcessStats.ADJ_MEM_FACTOR_CRITICAL] 590 + mMemTimes[ProcessStats.ADJ_MEM_FACTOR_LOW] 591 + mMemTimes[ProcessStats.ADJ_MEM_FACTOR_MODERATE]; 592 memStates = YELLOW_MEM_STATES; 593 break; 594 default: 595 colors.setColoredRegions(LinearColorBar.REGION_ALL); 596 memTotalTime = mTotalTime; 597 memStates = ProcessStats.ALL_MEM_ADJ; 598 break; 599 } 600 colors.setRatios(mMemTimes[ProcessStats.ADJ_MEM_FACTOR_CRITICAL] / (float)mTotalTime, 601 (mMemTimes[ProcessStats.ADJ_MEM_FACTOR_LOW] 602 + mMemTimes[ProcessStats.ADJ_MEM_FACTOR_MODERATE]) / (float)mTotalTime, 603 mMemTimes[ProcessStats.ADJ_MEM_FACTOR_NORMAL] / (float)mTotalTime); 604 } 605 606 mAppListGroup.addPreference(colors); 607 608 ProcessStats.ProcessDataCollection totals = new ProcessStats.ProcessDataCollection( 609 ProcessStats.ALL_SCREEN_ADJ, memStates, stats); 610 611 ArrayList<ProcStatsEntry> entries = new ArrayList<ProcStatsEntry>(); 612 613 /* 614 ArrayList<ProcessStats.ProcessState> rawProcs = mStats.collectProcessesLocked( 615 ProcessStats.ALL_SCREEN_ADJ, ProcessStats.ALL_MEM_ADJ, 616 ProcessStats.BACKGROUND_PROC_STATES, now, null); 617 for (int i=0, N=(rawProcs != null ? rawProcs.size() : 0); i<N; i++) { 618 procs.add(new ProcStatsEntry(rawProcs.get(i), totals)); 619 } 620 */ 621 622 if (DEBUG) Log.d(TAG, "-------------------- PULLING PROCESSES"); 623 624 final ProcessMap<ProcStatsEntry> entriesMap = new ProcessMap<ProcStatsEntry>(); 625 for (int ipkg=0, N=mStats.mPackages.getMap().size(); ipkg<N; ipkg++) { 626 final SparseArray<SparseArray<ProcessStats.PackageState>> pkgUids 627 = mStats.mPackages.getMap().valueAt(ipkg); 628 for (int iu=0; iu<pkgUids.size(); iu++) { 629 final SparseArray<ProcessStats.PackageState> vpkgs = pkgUids.valueAt(iu); 630 for (int iv=0; iv<vpkgs.size(); iv++) { 631 final ProcessStats.PackageState st = vpkgs.valueAt(iv); 632 for (int iproc=0; iproc<st.mProcesses.size(); iproc++) { 633 final ProcessStats.ProcessState pkgProc = st.mProcesses.valueAt(iproc); 634 final ProcessStats.ProcessState proc = mStats.mProcesses.get(pkgProc.mName, 635 pkgProc.mUid); 636 if (proc == null) { 637 Log.w(TAG, "No process found for pkg " + st.mPackageName 638 + "/" + st.mUid + " proc name " + pkgProc.mName); 639 continue; 640 } 641 ProcStatsEntry ent = entriesMap.get(proc.mName, proc.mUid); 642 if (ent == null) { 643 ent = new ProcStatsEntry(proc, st.mPackageName, totals, mUseUss, 644 mStatsType == MENU_TYPE_BACKGROUND); 645 if (ent.mDuration > 0) { 646 if (DEBUG) Log.d(TAG, "Adding proc " + proc.mName + "/" 647 + proc.mUid + ": time=" + makeDuration(ent.mDuration) + " (" 648 + ((((double)ent.mDuration) / memTotalTime) * 100) + "%)" 649 + " pss=" + ent.mAvgPss); 650 entriesMap.put(proc.mName, proc.mUid, ent); 651 entries.add(ent); 652 } 653 } else { 654 ent.addPackage(st.mPackageName); 655 } 656 } 657 } 658 } 659 } 660 661 if (DEBUG) Log.d(TAG, "-------------------- MAPPING SERVICES"); 662 663 // Add in service info. 664 if (mStatsType == MENU_TYPE_BACKGROUND) { 665 for (int ip=0, N=mStats.mPackages.getMap().size(); ip<N; ip++) { 666 SparseArray<SparseArray<ProcessStats.PackageState>> uids 667 = mStats.mPackages.getMap().valueAt(ip); 668 for (int iu=0; iu<uids.size(); iu++) { 669 SparseArray<ProcessStats.PackageState> vpkgs = uids.valueAt(iu); 670 for (int iv=0; iv<vpkgs.size(); iv++) { 671 ProcessStats.PackageState ps = vpkgs.valueAt(iv); 672 for (int is=0, NS=ps.mServices.size(); is<NS; is++) { 673 ProcessStats.ServiceState ss = ps.mServices.valueAt(is); 674 if (ss.mProcessName != null) { 675 ProcStatsEntry ent = entriesMap.get(ss.mProcessName, uids.keyAt(iu)); 676 if (ent != null) { 677 if (DEBUG) Log.d(TAG, "Adding service " + ps.mPackageName 678 + "/" + ss.mName + "/" + uids.keyAt(iu) + " to proc " 679 + ss.mProcessName); 680 ent.addService(ss); 681 } else { 682 Log.w(TAG, "No process " + ss.mProcessName + "/" + uids.keyAt(iu) 683 + " for service " + ss.mName); 684 } 685 } 686 } 687 } 688 } 689 } 690 } 691 692 /* 693 SparseArray<ArrayMap<String, ProcStatsEntry>> processes 694 = new SparseArray<ArrayMap<String, ProcStatsEntry>>(); 695 for (int ip=0, N=mStats.mProcesses.getMap().size(); ip<N; ip++) { 696 SparseArray<ProcessStats.ProcessState> uids = mStats.mProcesses.getMap().valueAt(ip); 697 for (int iu=0; iu<uids.size(); iu++) { 698 ProcessStats.ProcessState st = uids.valueAt(iu); 699 ProcStatsEntry ent = new ProcStatsEntry(st, totals, mUseUss, 700 mStatsType == MENU_TYPE_BACKGROUND); 701 if (ent.mDuration > 0) { 702 if (DEBUG) Log.d(TAG, "Adding proc " + st.mName + "/" + st.mUid + ": time=" 703 + makeDuration(ent.mDuration) + " (" 704 + ((((double)ent.mDuration) / memTotalTime) * 100) + "%)"); 705 procs.add(ent); 706 ArrayMap<String, ProcStatsEntry> uidProcs = processes.get(ent.mUid); 707 if (uidProcs == null) { 708 uidProcs = new ArrayMap<String, ProcStatsEntry>(); 709 processes.put(ent.mUid, uidProcs); 710 } 711 uidProcs.put(ent.mName, ent); 712 } 713 } 714 } 715 */ 716 717 Collections.sort(entries, sEntryCompare); 718 719 long maxWeight = 1; 720 for (int i=0, N=(entries != null ? entries.size() : 0); i<N; i++) { 721 ProcStatsEntry proc = entries.get(i); 722 if (maxWeight < proc.mWeight) { 723 maxWeight = proc.mWeight; 724 } 725 } 726 if (mStatsType == MENU_TYPE_BACKGROUND) { 727 mMaxWeight = (long)(mShowSystem ? persBackgroundWeight : backgroundWeight); 728 if (mMaxWeight < maxWeight) { 729 mMaxWeight = maxWeight; 730 } 731 if (DEBUG) { 732 Log.i(TAG, "Bar max RAM: " + Formatter.formatShortFileSize(getActivity(), 733 (mMaxWeight * 1024) / memTotalTime)); 734 } 735 } else { 736 mMaxWeight = maxWeight; 737 } 738 739 if (DEBUG) Log.d(TAG, "-------------------- BUILDING UI"); 740 741 // Find where we should stop. Because we have two properties we are looking at, 742 // we need to go from the back looking for the first place either holds. 743 int end = entries != null ? entries.size()-1 : -1; 744 while (end >= 0) { 745 ProcStatsEntry proc = entries.get(end); 746 final double percentOfWeight = (((double)proc.mWeight) / mMaxWeight) * 100; 747 final double percentOfTime = (((double)proc.mDuration) / memTotalTime) * 100; 748 if (percentOfWeight >= 1 || percentOfTime >= 25) { 749 break; 750 } 751 end--; 752 } 753 for (int i=0; i<=end; i++) { 754 ProcStatsEntry proc = entries.get(i); 755 final double percentOfWeight = (((double)proc.mWeight) / mMaxWeight) * 100; 756 final double percentOfTime = (((double)proc.mDuration) / memTotalTime) * 100; 757 ProcessStatsPreference pref = new ProcessStatsPreference(getActivity()); 758 pref.init(null, proc); 759 proc.evaluateTargetPackage(pm, mStats, totals, sEntryCompare, mUseUss, 760 mStatsType == MENU_TYPE_BACKGROUND); 761 proc.retrieveUiData(pm); 762 pref.setTitle(proc.mUiLabel); 763 if (proc.mUiTargetApp != null) { 764 pref.setIcon(proc.mUiTargetApp.loadIcon(pm)); 765 } 766 pref.setOrder(i); 767 pref.setPercent(percentOfWeight, percentOfTime); 768 mAppListGroup.addPreference(pref); 769 if (mStatsType == MENU_TYPE_BACKGROUND) { 770 if (DEBUG) { 771 Log.i(TAG, "App " + proc.mUiLabel + ": weightedRam=" 772 + Formatter.formatShortFileSize(getActivity(), 773 (proc.mWeight * 1024) / memTotalTime) 774 + ", avgRam=" + Formatter.formatShortFileSize(getActivity(), 775 (proc.mAvgPss*1024))); 776 } 777 778 } 779 if (mAppListGroup.getPreferenceCount() > (MAX_ITEMS_TO_LIST+1)) { 780 if (DEBUG) Log.d(TAG, "Done with UI, hit item limit!"); 781 break; 782 } 783 } 784 } 785 786 private void load() { 787 try { 788 mLastDuration = mDuration; 789 mMemState = mProcessStats.getCurrentMemoryState(); 790 ParcelFileDescriptor pfd = mProcessStats.getStatsOverTime(mDuration); 791 mStats = new ProcessStats(false); 792 InputStream is = new ParcelFileDescriptor.AutoCloseInputStream(pfd); 793 mStats.read(is); 794 try { 795 is.close(); 796 } catch (IOException e) { 797 } 798 if (mStats.mReadError != null) { 799 Log.w(TAG, "Failure reading process stats: " + mStats.mReadError); 800 } 801 } catch (RemoteException e) { 802 Log.e(TAG, "RemoteException:", e); 803 } 804 } 805 } 806
