Merge "Add bound_top, bound_fgs and frozen states to ProcessStats." into tm-qpr-dev

This commit is contained in:
Yu-Ting Tseng
2023-03-14 19:11:22 +00:00
committed by Android (Google) Code Review
5 changed files with 112 additions and 72 deletions

View File

@@ -27,12 +27,12 @@ import static com.android.internal.app.procstats.ProcessStats.ADJ_SCREEN_MOD;
import static com.android.internal.app.procstats.ProcessStats.ADJ_SCREEN_OFF;
import static com.android.internal.app.procstats.ProcessStats.ADJ_SCREEN_ON;
import static com.android.internal.app.procstats.ProcessStats.STATE_BACKUP;
import static com.android.internal.app.procstats.ProcessStats.STATE_BOUND_TOP_OR_FGS;
import static com.android.internal.app.procstats.ProcessStats.STATE_CACHED_ACTIVITY;
import static com.android.internal.app.procstats.ProcessStats.STATE_CACHED_ACTIVITY_CLIENT;
import static com.android.internal.app.procstats.ProcessStats.STATE_CACHED_EMPTY;
import static com.android.internal.app.procstats.ProcessStats.STATE_BOUND_FGS;
import static com.android.internal.app.procstats.ProcessStats.STATE_BOUND_TOP;
import static com.android.internal.app.procstats.ProcessStats.STATE_CACHED;
import static com.android.internal.app.procstats.ProcessStats.STATE_COUNT;
import static com.android.internal.app.procstats.ProcessStats.STATE_FGS;
import static com.android.internal.app.procstats.ProcessStats.STATE_FROZEN;
import static com.android.internal.app.procstats.ProcessStats.STATE_HEAVY_WEIGHT;
import static com.android.internal.app.procstats.ProcessStats.STATE_HOME;
import static com.android.internal.app.procstats.ProcessStats.STATE_IMPORTANT_BACKGROUND;
@@ -72,7 +72,8 @@ public final class DumpUtils {
STATE_NAMES = new String[STATE_COUNT];
STATE_NAMES[STATE_PERSISTENT] = "Persist";
STATE_NAMES[STATE_TOP] = "Top";
STATE_NAMES[STATE_BOUND_TOP_OR_FGS] = "BTopFgs";
STATE_NAMES[STATE_BOUND_FGS] = "BFgs";
STATE_NAMES[STATE_BOUND_TOP] = "BTop";
STATE_NAMES[STATE_FGS] = "Fgs";
STATE_NAMES[STATE_IMPORTANT_FOREGROUND] = "ImpFg";
STATE_NAMES[STATE_IMPORTANT_BACKGROUND] = "ImpBg";
@@ -83,14 +84,14 @@ public final class DumpUtils {
STATE_NAMES[STATE_HEAVY_WEIGHT] = "HeavyWt";
STATE_NAMES[STATE_HOME] = "Home";
STATE_NAMES[STATE_LAST_ACTIVITY] = "LastAct";
STATE_NAMES[STATE_CACHED_ACTIVITY] = "CchAct";
STATE_NAMES[STATE_CACHED_ACTIVITY_CLIENT] = "CchCAct";
STATE_NAMES[STATE_CACHED_EMPTY] = "CchEmty";
STATE_NAMES[STATE_CACHED] = "Cached";
STATE_NAMES[STATE_FROZEN] = "Frozen";
STATE_LABELS = new String[STATE_COUNT];
STATE_LABELS[STATE_PERSISTENT] = "Persistent";
STATE_LABELS[STATE_TOP] = " Top";
STATE_LABELS[STATE_BOUND_TOP_OR_FGS] = "Bnd TopFgs";
STATE_LABELS[STATE_BOUND_FGS] = " Bnd Fgs";
STATE_LABELS[STATE_BOUND_TOP] = " Bnd Top";
STATE_LABELS[STATE_FGS] = " Fgs";
STATE_LABELS[STATE_IMPORTANT_FOREGROUND] = " Imp Fg";
STATE_LABELS[STATE_IMPORTANT_BACKGROUND] = " Imp Bg";
@@ -101,16 +102,16 @@ public final class DumpUtils {
STATE_LABELS[STATE_HEAVY_WEIGHT] = " Heavy Wgt";
STATE_LABELS[STATE_HOME] = " (Home)";
STATE_LABELS[STATE_LAST_ACTIVITY] = "(Last Act)";
STATE_LABELS[STATE_CACHED_ACTIVITY] = " (Cch Act)";
STATE_LABELS[STATE_CACHED_ACTIVITY_CLIENT] = "(Cch CAct)";
STATE_LABELS[STATE_CACHED_EMPTY] = "(Cch Emty)";
STATE_LABELS[STATE_CACHED] = " (Cached)";
STATE_LABELS[STATE_FROZEN] = " Frozen";
STATE_LABEL_CACHED = " (Cached)";
STATE_LABEL_TOTAL = " TOTAL";
STATE_NAMES_CSV = new String[STATE_COUNT];
STATE_NAMES_CSV[STATE_PERSISTENT] = "pers";
STATE_NAMES_CSV[STATE_TOP] = "top";
STATE_NAMES_CSV[STATE_BOUND_TOP_OR_FGS] = "btopfgs";
STATE_NAMES_CSV[STATE_BOUND_FGS] = "bfgs";
STATE_NAMES_CSV[STATE_BOUND_TOP] = "btop";
STATE_NAMES_CSV[STATE_FGS] = "fgs";
STATE_NAMES_CSV[STATE_IMPORTANT_FOREGROUND] = "impfg";
STATE_NAMES_CSV[STATE_IMPORTANT_BACKGROUND] = "impbg";
@@ -121,14 +122,14 @@ public final class DumpUtils {
STATE_NAMES_CSV[STATE_HEAVY_WEIGHT] = "heavy";
STATE_NAMES_CSV[STATE_HOME] = "home";
STATE_NAMES_CSV[STATE_LAST_ACTIVITY] = "lastact";
STATE_NAMES_CSV[STATE_CACHED_ACTIVITY] = "cch-activity";
STATE_NAMES_CSV[STATE_CACHED_ACTIVITY_CLIENT] = "cch-aclient";
STATE_NAMES_CSV[STATE_CACHED_EMPTY] = "cch-empty";
STATE_NAMES_CSV[STATE_CACHED] = "cached";
STATE_NAMES_CSV[STATE_FROZEN] = "frzn";
STATE_TAGS = new String[STATE_COUNT];
STATE_TAGS[STATE_PERSISTENT] = "p";
STATE_TAGS[STATE_TOP] = "t";
STATE_TAGS[STATE_BOUND_TOP_OR_FGS] = "d";
STATE_TAGS[STATE_BOUND_FGS] = "y";
STATE_TAGS[STATE_BOUND_TOP] = "z";
STATE_TAGS[STATE_FGS] = "g";
STATE_TAGS[STATE_IMPORTANT_FOREGROUND] = "f";
STATE_TAGS[STATE_IMPORTANT_BACKGROUND] = "b";
@@ -139,15 +140,14 @@ public final class DumpUtils {
STATE_TAGS[STATE_HEAVY_WEIGHT] = "w";
STATE_TAGS[STATE_HOME] = "h";
STATE_TAGS[STATE_LAST_ACTIVITY] = "l";
STATE_TAGS[STATE_CACHED_ACTIVITY] = "a";
STATE_TAGS[STATE_CACHED_ACTIVITY_CLIENT] = "c";
STATE_TAGS[STATE_CACHED_EMPTY] = "e";
STATE_TAGS[STATE_CACHED] = "a";
STATE_TAGS[STATE_FROZEN] = "e";
STATE_PROTO_ENUMS = new int[STATE_COUNT];
STATE_PROTO_ENUMS[STATE_PERSISTENT] = ProcessStatsEnums.PROCESS_STATE_PERSISTENT;
STATE_PROTO_ENUMS[STATE_TOP] = ProcessStatsEnums.PROCESS_STATE_TOP;
STATE_PROTO_ENUMS[STATE_BOUND_TOP_OR_FGS] =
ProcessStatsEnums.PROCESS_STATE_BOUND_TOP_OR_FGS;
STATE_PROTO_ENUMS[STATE_BOUND_FGS] = ProcessStatsEnums.PROCESS_STATE_BOUND_FGS;
STATE_PROTO_ENUMS[STATE_BOUND_TOP] = ProcessStatsEnums.PROCESS_STATE_BOUND_TOP;
STATE_PROTO_ENUMS[STATE_FGS] = ProcessStatsEnums.PROCESS_STATE_FGS;
STATE_PROTO_ENUMS[STATE_IMPORTANT_FOREGROUND] =
ProcessStatsEnums.PROCESS_STATE_IMPORTANT_FOREGROUND;
@@ -161,10 +161,8 @@ public final class DumpUtils {
STATE_PROTO_ENUMS[STATE_HEAVY_WEIGHT] = ProcessStatsEnums.PROCESS_STATE_HEAVY_WEIGHT;
STATE_PROTO_ENUMS[STATE_HOME] = ProcessStatsEnums.PROCESS_STATE_HOME;
STATE_PROTO_ENUMS[STATE_LAST_ACTIVITY] = ProcessStatsEnums.PROCESS_STATE_LAST_ACTIVITY;
STATE_PROTO_ENUMS[STATE_CACHED_ACTIVITY] = ProcessStatsEnums.PROCESS_STATE_CACHED_ACTIVITY;
STATE_PROTO_ENUMS[STATE_CACHED_ACTIVITY_CLIENT] =
ProcessStatsEnums.PROCESS_STATE_CACHED_ACTIVITY_CLIENT;
STATE_PROTO_ENUMS[STATE_CACHED_EMPTY] = ProcessStatsEnums.PROCESS_STATE_CACHED_EMPTY;
STATE_PROTO_ENUMS[STATE_CACHED] = ProcessStatsEnums.PROCESS_STATE_CACHED_ACTIVITY;
STATE_PROTO_ENUMS[STATE_FROZEN] = ProcessStatsEnums.PROCESS_STATE_FROZEN;
// Remap states, as defined by ProcessStats.java, to a reduced subset of states for data
// aggregation / size reduction purposes.
@@ -173,7 +171,9 @@ public final class DumpUtils {
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_PERSISTENT;
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_TOP] =
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_TOP;
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_BOUND_TOP_OR_FGS] =
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_BOUND_FGS] =
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_BOUND_TOP_OR_FGS;
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_BOUND_TOP] =
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_BOUND_TOP_OR_FGS;
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_FGS] =
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_FGS;
@@ -196,11 +196,9 @@ public final class DumpUtils {
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_CACHED;
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_LAST_ACTIVITY] =
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_CACHED;
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_CACHED_ACTIVITY] =
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_CACHED] =
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_CACHED;
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_CACHED_ACTIVITY_CLIENT] =
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_CACHED;
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_CACHED_EMPTY] =
PROCESS_STATS_STATE_TO_AGGREGATED_STATE[STATE_FROZEN] =
ProcessStatsEnums.AGGREGATED_PROCESS_STATE_CACHED;
}

View File

@@ -28,10 +28,9 @@ import static com.android.internal.app.procstats.ProcessStats.PSS_USS_AVERAGE;
import static com.android.internal.app.procstats.ProcessStats.PSS_USS_MAXIMUM;
import static com.android.internal.app.procstats.ProcessStats.PSS_USS_MINIMUM;
import static com.android.internal.app.procstats.ProcessStats.STATE_BACKUP;
import static com.android.internal.app.procstats.ProcessStats.STATE_BOUND_TOP_OR_FGS;
import static com.android.internal.app.procstats.ProcessStats.STATE_CACHED_ACTIVITY;
import static com.android.internal.app.procstats.ProcessStats.STATE_CACHED_ACTIVITY_CLIENT;
import static com.android.internal.app.procstats.ProcessStats.STATE_CACHED_EMPTY;
import static com.android.internal.app.procstats.ProcessStats.STATE_BOUND_FGS;
import static com.android.internal.app.procstats.ProcessStats.STATE_BOUND_TOP;
import static com.android.internal.app.procstats.ProcessStats.STATE_CACHED;
import static com.android.internal.app.procstats.ProcessStats.STATE_COUNT;
import static com.android.internal.app.procstats.ProcessStats.STATE_FGS;
import static com.android.internal.app.procstats.ProcessStats.STATE_HEAVY_WEIGHT;
@@ -85,9 +84,9 @@ public final class ProcessState {
STATE_PERSISTENT, // ActivityManager.PROCESS_STATE_PERSISTENT
STATE_PERSISTENT, // ActivityManager.PROCESS_STATE_PERSISTENT_UI
STATE_TOP, // ActivityManager.PROCESS_STATE_TOP
STATE_BOUND_TOP_OR_FGS, // ActivityManager.PROCESS_STATE_BOUND_TOP
STATE_BOUND_TOP, // ActivityManager.PROCESS_STATE_BOUND_TOP
STATE_FGS, // ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE
STATE_BOUND_TOP_OR_FGS, // ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE
STATE_BOUND_FGS, // ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE
STATE_IMPORTANT_FOREGROUND, // ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND
STATE_IMPORTANT_BACKGROUND, // ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND
STATE_IMPORTANT_BACKGROUND, // ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND
@@ -98,10 +97,10 @@ public final class ProcessState {
STATE_HEAVY_WEIGHT, // ActivityManager.PROCESS_STATE_HEAVY_WEIGHT
STATE_HOME, // ActivityManager.PROCESS_STATE_HOME
STATE_LAST_ACTIVITY, // ActivityManager.PROCESS_STATE_LAST_ACTIVITY
STATE_CACHED_ACTIVITY, // ActivityManager.PROCESS_STATE_CACHED_ACTIVITY
STATE_CACHED_ACTIVITY_CLIENT, // ActivityManager.PROCESS_STATE_CACHED_ACTIVITY_CLIENT
STATE_CACHED_ACTIVITY, // ActivityManager.PROCESS_STATE_CACHED_RECENT
STATE_CACHED_EMPTY, // ActivityManager.PROCESS_STATE_CACHED_EMPTY
STATE_CACHED, // ActivityManager.PROCESS_STATE_CACHED_ACTIVITY
STATE_CACHED, // ActivityManager.PROCESS_STATE_CACHED_ACTIVITY_CLIENT
STATE_CACHED, // ActivityManager.PROCESS_STATE_CACHED_RECENT
STATE_CACHED, // ActivityManager.PROCESS_STATE_CACHED_EMPTY
};
public static final Comparator<ProcessState> COMPARATOR = new Comparator<ProcessState>() {
@@ -926,8 +925,11 @@ public final class ProcessState {
screenStates, memStates, new int[] { STATE_PERSISTENT }, now, totalTime, true);
dumpProcessSummaryDetails(pw, prefix, DumpUtils.STATE_LABELS[STATE_TOP],
screenStates, memStates, new int[] {STATE_TOP}, now, totalTime, true);
dumpProcessSummaryDetails(pw, prefix, DumpUtils.STATE_LABELS[STATE_BOUND_TOP_OR_FGS],
screenStates, memStates, new int[] { STATE_BOUND_TOP_OR_FGS}, now, totalTime,
dumpProcessSummaryDetails(pw, prefix, DumpUtils.STATE_LABELS[STATE_BOUND_TOP],
screenStates, memStates, new int[] { STATE_BOUND_TOP }, now, totalTime,
true);
dumpProcessSummaryDetails(pw, prefix, DumpUtils.STATE_LABELS[STATE_BOUND_FGS],
screenStates, memStates, new int[] { STATE_BOUND_FGS }, now, totalTime,
true);
dumpProcessSummaryDetails(pw, prefix, DumpUtils.STATE_LABELS[STATE_FGS],
screenStates, memStates, new int[] { STATE_FGS}, now, totalTime,
@@ -953,9 +955,6 @@ public final class ProcessState {
screenStates, memStates, new int[] {STATE_HOME}, now, totalTime, true);
dumpProcessSummaryDetails(pw, prefix, DumpUtils.STATE_LABELS[STATE_LAST_ACTIVITY],
screenStates, memStates, new int[] {STATE_LAST_ACTIVITY}, now, totalTime, true);
dumpProcessSummaryDetails(pw, prefix, DumpUtils.STATE_LABEL_CACHED,
screenStates, memStates, new int[] {STATE_CACHED_ACTIVITY,
STATE_CACHED_ACTIVITY_CLIENT, STATE_CACHED_EMPTY}, now, totalTime, true);
}
public void dumpProcessState(PrintWriter pw, String prefix,
@@ -1563,7 +1562,10 @@ public final class ProcessState {
case STATE_TOP:
topMs += duration;
break;
case STATE_BOUND_TOP_OR_FGS:
case STATE_BOUND_FGS:
boundFgsMs += duration;
break;
case STATE_BOUND_TOP:
boundTopMs += duration;
break;
case STATE_FGS:
@@ -1583,13 +1585,10 @@ public final class ProcessState {
case STATE_PERSISTENT:
otherMs += duration;
break;
case STATE_CACHED_ACTIVITY:
case STATE_CACHED_ACTIVITY_CLIENT:
case STATE_CACHED_EMPTY:
case STATE_CACHED:
cachedMs += duration;
break;
// TODO (b/261910877) Add support for tracking boundFgsMs and
// frozenMs.
// TODO (b/261910877) Add support for tracking frozenMs.
}
}
statsEventOutput.write(

View File

@@ -81,21 +81,21 @@ public final class ProcessStats implements Parcelable {
public static final int STATE_NOTHING = -1;
public static final int STATE_PERSISTENT = 0;
public static final int STATE_TOP = 1;
public static final int STATE_BOUND_TOP_OR_FGS = 2;
public static final int STATE_BOUND_TOP = 2;
public static final int STATE_FGS = 3;
public static final int STATE_IMPORTANT_FOREGROUND = 4;
public static final int STATE_IMPORTANT_BACKGROUND = 5;
public static final int STATE_BACKUP = 6;
public static final int STATE_SERVICE = 7;
public static final int STATE_SERVICE_RESTARTING = 8;
public static final int STATE_RECEIVER = 9;
public static final int STATE_HEAVY_WEIGHT = 10;
public static final int STATE_HOME = 11;
public static final int STATE_LAST_ACTIVITY = 12;
public static final int STATE_CACHED_ACTIVITY = 13;
public static final int STATE_CACHED_ACTIVITY_CLIENT = 14;
public static final int STATE_CACHED_EMPTY = 15;
public static final int STATE_COUNT = STATE_CACHED_EMPTY+1;
public static final int STATE_BOUND_FGS = 4;
public static final int STATE_IMPORTANT_FOREGROUND = 5;
public static final int STATE_IMPORTANT_BACKGROUND = 6;
public static final int STATE_BACKUP = 7;
public static final int STATE_SERVICE = 8;
public static final int STATE_SERVICE_RESTARTING = 9;
public static final int STATE_RECEIVER = 10;
public static final int STATE_HEAVY_WEIGHT = 11;
public static final int STATE_HOME = 12;
public static final int STATE_LAST_ACTIVITY = 13;
public static final int STATE_CACHED = 14;
public static final int STATE_FROZEN = 15;
public static final int STATE_COUNT = STATE_FROZEN + 1;
public static final int PSS_SAMPLE_COUNT = 0;
public static final int PSS_MINIMUM = 1;
@@ -154,9 +154,10 @@ public final class ProcessStats implements Parcelable {
public static final int[] ALL_SCREEN_ADJ = new int[] { ADJ_SCREEN_OFF, ADJ_SCREEN_ON };
public static final int[] NON_CACHED_PROC_STATES = new int[] {
STATE_PERSISTENT, STATE_TOP, STATE_BOUND_TOP_OR_FGS, STATE_FGS,
STATE_PERSISTENT, STATE_TOP, STATE_FGS,
STATE_IMPORTANT_FOREGROUND, STATE_IMPORTANT_BACKGROUND, STATE_BACKUP,
STATE_SERVICE, STATE_SERVICE_RESTARTING, STATE_RECEIVER, STATE_HEAVY_WEIGHT
STATE_SERVICE, STATE_SERVICE_RESTARTING, STATE_RECEIVER, STATE_HEAVY_WEIGHT,
STATE_BOUND_TOP, STATE_BOUND_FGS
};
public static final int[] BACKGROUND_PROC_STATES = new int[] {
@@ -165,11 +166,11 @@ public final class ProcessStats implements Parcelable {
};
public static final int[] ALL_PROC_STATES = new int[] { STATE_PERSISTENT,
STATE_TOP, STATE_BOUND_TOP_OR_FGS, STATE_FGS, STATE_IMPORTANT_FOREGROUND,
STATE_TOP, STATE_FGS, STATE_IMPORTANT_FOREGROUND,
STATE_IMPORTANT_BACKGROUND, STATE_BACKUP,
STATE_SERVICE, STATE_SERVICE_RESTARTING, STATE_RECEIVER,
STATE_HEAVY_WEIGHT, STATE_HOME, STATE_LAST_ACTIVITY, STATE_CACHED_ACTIVITY,
STATE_CACHED_ACTIVITY_CLIENT, STATE_CACHED_EMPTY
STATE_HEAVY_WEIGHT, STATE_HOME, STATE_LAST_ACTIVITY, STATE_CACHED,
STATE_BOUND_TOP, STATE_BOUND_FGS, STATE_FROZEN
};
// Should report process stats.

View File

@@ -23,6 +23,8 @@ import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.verify;
import static org.mockito.MockitoAnnotations.initMocks;
import android.app.ActivityManager;
import androidx.test.filters.SmallTest;
import com.android.internal.util.FrameworkStatsLog;
@@ -127,6 +129,34 @@ public class ProcessStatsTest extends TestCase {
eq(0));
}
@SmallTest
public void testDumpBoundFgsDuration() throws Exception {
ProcessStats processStats = new ProcessStats();
ProcessState processState =
processStats.getProcessStateLocked(
APP_1_PACKAGE_NAME, APP_1_UID, APP_1_VERSION, APP_1_PROCESS_NAME);
processState.setState(ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE,
ProcessStats.ADJ_MEM_FACTOR_NORMAL, NOW_MS, /* pkgList */ null);
processState.commitStateTime(NOW_MS + TimeUnit.SECONDS.toMillis(DURATION_SECS));
processStats.dumpProcessState(FrameworkStatsLog.PROCESS_STATE, mStatsEventOutput);
verify(mStatsEventOutput)
.write(
eq(FrameworkStatsLog.PROCESS_STATE),
eq(APP_1_UID),
eq(APP_1_PROCESS_NAME),
anyInt(),
anyInt(),
eq(0),
eq(0),
eq(0),
eq(0),
eq(DURATION_SECS),
eq(0),
eq(0),
eq(0),
eq(0));
}
@SmallTest
public void testDumpProcessAssociation() throws Exception {
ProcessStats processStats = new ProcessStats();

View File

@@ -69,7 +69,7 @@ public final class ProcessStatsService extends IProcessStats.Stub {
// 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_PREFIX = "state-v2-"; // 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.
@@ -462,6 +462,10 @@ public final class ProcessStatsService extends IProcessStats.Stub {
File file = files[i];
String fileStr = file.getPath();
if (DEBUG) Slog.d(TAG, "Collecting: " + fileStr);
if (!file.getName().startsWith(STATE_FILE_PREFIX)) {
if (DEBUG) Slog.d(TAG, "Skipping: mismatching prefix");
continue;
}
if (!inclCheckedIn && fileStr.endsWith(STATE_FILE_CHECKIN_SUFFIX)) {
if (DEBUG) Slog.d(TAG, "Skipping: already checked in");
continue;
@@ -478,6 +482,14 @@ public final class ProcessStatsService extends IProcessStats.Stub {
@GuardedBy("mFileLock")
private void trimHistoricStatesWriteLF() {
File[] files = mBaseDir.listFiles();
if (files != null) {
for (int i = 0; i < files.length; i++) {
if (!files[i].getName().startsWith(STATE_FILE_PREFIX)) {
files[i].delete();
}
}
}
ArrayList<String> filesArray = getCommittedFilesLF(MAX_HISTORIC_STATES, false, true);
if (filesArray == null) {
return;