CpuStats - Do not write debug entries to dump output (94501710) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/os/BinderCallsStats.java

+6 −1

Original line number	Diff line number	Diff line
		@@ -53,6 +53,7 @@ public class BinderCallsStats implements BinderInternal.Observer {
		public static final boolean DETAILED_TRACKING_DEFAULT = true;
		public static final int PERIODIC_SAMPLING_INTERVAL_DEFAULT = 100;
		public static final int MAX_BINDER_CALL_STATS_COUNT_DEFAULT = 5000;
		private static final String DEBUG_ENTRY_PREFIX = "__DEBUG_";

		private static class OverflowBinder extends Binder {}

		@@ -347,7 +348,7 @@ public class BinderCallsStats implements BinderInternal.Observer {
		callStat.callingUid = uid;
		callStat.recordedCallCount = 1;
		callStat.callCount = 1;
		callStat.methodName = "__DEBUG_" + variableName;
		callStat.methodName = DEBUG_ENTRY_PREFIX + variableName;
		callStat.latencyMicros = value;
		return callStat;
		}
		@@ -398,6 +399,10 @@ public class BinderCallsStats implements BinderInternal.Observer {
		final List<ExportedCallStat> exportedCallStats = getExportedCallStats();
		exportedCallStats.sort(BinderCallsStats::compareByCpuDesc);
		for (ExportedCallStat e : exportedCallStats) {
		if (e.methodName.startsWith(DEBUG_ENTRY_PREFIX)) {
		// Do not dump debug entries.
		continue;
		}
		sb.setLength(0);
		sb.append(" ")
		.append(packageMap.mapUid(e.callingUid))

+2 −1

Original line number	Diff line number	Diff line
		@@ -37,6 +37,7 @@ import java.util.concurrent.ThreadLocalRandom;
		* @hide Only for use within the system server.
		*/
		public class LooperStats implements Looper.Observer {
		public static final String DEBUG_ENTRY_PREFIX = "__DEBUG_";
		private static final int SESSION_POOL_SIZE = 50;

		@GuardedBy("mLock")
		@@ -165,7 +166,7 @@ public class LooperStats implements Looper.Observer {
		}

		private ExportedEntry createDebugEntry(String variableName, long value) {
		final Entry entry = new Entry("__DEBUG_" + variableName);
		final Entry entry = new Entry(DEBUG_ENTRY_PREFIX + variableName);
		entry.messageCount = 1;
		entry.recordedMessageCount = 1;
		entry.totalLatencyMicro = value;

+4 −0

Original line number	Diff line number	Diff line
		@@ -122,6 +122,10 @@ public class LooperStatsService extends Binder {
		"exception_count"));
		pw.println(header);
		for (LooperStats.ExportedEntry entry : entries) {
		if (entry.messageName.startsWith(LooperStats.DEBUG_ENTRY_PREFIX)) {
		// Do not dump debug entries.
		continue;
		}
		pw.printf("%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s\n",
		packageMap.mapUid(entry.workSourceUid),
		entry.threadName,