incidentd: Preparing ActivityManagerService to dump meminfo. (9d04e887) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/am/ActivityManagerService.java

+115 −75

Original line number	Diff line number	Diff line
		@@ -16916,22 +16916,39 @@ public class ActivityManagerService extends IActivityManager.Stub
		return stringifySize(size * 1024, 1024);
		}

		// Update this version number in case you change the 'compact' format
		// Update this version number if you change the 'compact' format.
		private static final int MEMINFO_COMPACT_VERSION = 1;

		private static class MemoryUsageDumpOptions {
		boolean dumpDetails;
		boolean dumpFullDetails;
		boolean dumpDalvik;
		boolean dumpSummaryOnly;
		boolean dumpUnreachable;
		boolean oomOnly;
		boolean isCompact;
		boolean localOnly;
		boolean packages;
		boolean isCheckinRequest;
		boolean dumpSwapPss;
		boolean dumpProto;
		}

		final void dumpApplicationMemoryUsage(FileDescriptor fd,
		PrintWriter pw, String prefix, String[] args, boolean brief, PrintWriter categoryPw) {
		boolean dumpDetails = false;
		boolean dumpFullDetails = false;
		boolean dumpDalvik = false;
		boolean dumpSummaryOnly = false;
		boolean dumpUnreachable = false;
		boolean oomOnly = false;
		boolean isCompact = false;
		boolean localOnly = false;
		boolean packages = false;
		boolean isCheckinRequest = false;
		boolean dumpSwapPss = false;
		MemoryUsageDumpOptions opts = new MemoryUsageDumpOptions();
		opts.dumpDetails = false;
		opts.dumpFullDetails = false;
		opts.dumpDalvik = false;
		opts.dumpSummaryOnly = false;
		opts.dumpUnreachable = false;
		opts.oomOnly = false;
		opts.isCompact = false;
		opts.localOnly = false;
		opts.packages = false;
		opts.isCheckinRequest = false;
		opts.dumpSwapPss = false;
		opts.dumpProto = false;

		int opti = 0;
		while (opti < args.length) {
		@@ -16941,29 +16958,31 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		opti++;
		if ("-a".equals(opt)) {
		dumpDetails = true;
		dumpFullDetails = true;
		dumpDalvik = true;
		dumpSwapPss = true;
		opts.dumpDetails = true;
		opts.dumpFullDetails = true;
		opts.dumpDalvik = true;
		opts.dumpSwapPss = true;
		} else if ("-d".equals(opt)) {
		dumpDalvik = true;
		opts.dumpDalvik = true;
		} else if ("-c".equals(opt)) {
		isCompact = true;
		opts.isCompact = true;
		} else if ("-s".equals(opt)) {
		dumpDetails = true;
		dumpSummaryOnly = true;
		opts.dumpDetails = true;
		opts.dumpSummaryOnly = true;
		} else if ("-S".equals(opt)) {
		dumpSwapPss = true;
		opts.dumpSwapPss = true;
		} else if ("--unreachable".equals(opt)) {
		dumpUnreachable = true;
		opts.dumpUnreachable = true;
		} else if ("--oom".equals(opt)) {
		oomOnly = true;
		opts.oomOnly = true;
		} else if ("--local".equals(opt)) {
		localOnly = true;
		opts.localOnly = true;
		} else if ("--package".equals(opt)) {
		packages = true;
		opts.packages = true;
		} else if ("--checkin".equals(opt)) {
		isCheckinRequest = true;
		opts.isCheckinRequest = true;
		} else if ("--proto".equals(opt)) {
		opts.dumpProto = true;

		} else if ("-h".equals(opt)) {
		pw.println("meminfo dump options: [-a] [-d] [-c] [-s] [--oom] [process]");
		@@ -16977,6 +16996,7 @@ public class ActivityManagerService extends IActivityManager.Stub
		pw.println(" --package: interpret process arg as package, dumping all");
		pw.println(" processes that have loaded that package.");
		pw.println(" --checkin: dump data for a checkin");
		pw.println(" --proto: dump data to proto");
		pw.println("If [process] is specified it can be the name or ");
		pw.println("pid of a specific process to dump.");
		return;
		@@ -16985,21 +17005,33 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		}

		String[] innerArgs = new String[args.length-opti];
		System.arraycopy(args, opti, innerArgs, 0, args.length-opti);

		ArrayList<ProcessRecord> procs = collectProcesses(pw, opti, opts.packages, args);
		if (opts.dumpProto) {
		dumpApplicationMemoryUsage(fd, pw, opts, innerArgs, brief, procs);
		} else {
		dumpApplicationMemoryUsage(fd, pw, prefix, opts, innerArgs, brief, procs, categoryPw);
		}
		}

		final void dumpApplicationMemoryUsage(FileDescriptor fd, PrintWriter pw, String prefix,
		MemoryUsageDumpOptions opts, String[] innerArgs, boolean brief,
		ArrayList<ProcessRecord> procs, PrintWriter categoryPw) {
		long uptime = SystemClock.uptimeMillis();
		long realtime = SystemClock.elapsedRealtime();
		final long[] tmpLong = new long[1];

		ArrayList<ProcessRecord> procs = collectProcesses(pw, opti, packages, args);
		if (procs == null) {
		// No Java processes. Maybe they want to print a native process.
		if (args != null && args.length > opti
		&& args[opti].charAt(0) != '-') {
		if (innerArgs.length > 0 && innerArgs[0].charAt(0) != '-') {
		ArrayList<ProcessCpuTracker.Stats> nativeProcs
		= new ArrayList<ProcessCpuTracker.Stats>();
		updateCpuStatsNow();
		int findPid = -1;
		try {
		findPid = Integer.parseInt(args[opti]);
		findPid = Integer.parseInt(innerArgs[0]);
		} catch (NumberFormatException e) {
		}
		synchronized (mProcessCpuTracker) {
		@@ -17007,51 +17039,48 @@ public class ActivityManagerService extends IActivityManager.Stub
		for (int i=0; i<N; i++) {
		ProcessCpuTracker.Stats st = mProcessCpuTracker.getStats(i);
		if (st.pid == findPid \|\| (st.baseName != null
		&& st.baseName.equals(args[opti]))) {
		&& st.baseName.equals(innerArgs[0]))) {
		nativeProcs.add(st);
		}
		}
		}
		if (nativeProcs.size() > 0) {
		dumpApplicationMemoryUsageHeader(pw, uptime, realtime, isCheckinRequest,
		isCompact);
		dumpApplicationMemoryUsageHeader(pw, uptime, realtime, opts.isCheckinRequest,
		opts.isCompact);
		Debug.MemoryInfo mi = null;
		for (int i = nativeProcs.size() - 1 ; i >= 0 ; i--) {
		final ProcessCpuTracker.Stats r = nativeProcs.get(i);
		final int pid = r.pid;
		if (!isCheckinRequest && dumpDetails) {
		if (!opts.isCheckinRequest && opts.dumpDetails) {
		pw.println("\n MEMINFO in pid " + pid + " [" + r.baseName + "] ");
		}
		if (mi == null) {
		mi = new Debug.MemoryInfo();
		}
		if (dumpDetails \|\| (!brief && !oomOnly)) {
		if (opts.dumpDetails \|\| (!brief && !opts.oomOnly)) {
		Debug.getMemoryInfo(pid, mi);
		} else {
		mi.dalvikPss = (int)Debug.getPss(pid, tmpLong, null);
		mi.dalvikPrivateDirty = (int)tmpLong[0];
		}
		ActivityThread.dumpMemInfoTable(pw, mi, isCheckinRequest, dumpFullDetails,
		dumpDalvik, dumpSummaryOnly, pid, r.baseName, 0, 0, 0, 0, 0, 0);
		if (isCheckinRequest) {
		ActivityThread.dumpMemInfoTable(pw, mi, opts.isCheckinRequest, opts.dumpFullDetails,
		opts.dumpDalvik, opts.dumpSummaryOnly, pid, r.baseName, 0, 0, 0, 0, 0, 0);
		if (opts.isCheckinRequest) {
		pw.println();
		}
		}
		return;
		}
		}
		pw.println("No process found for: " + args[opti]);
		pw.println("No process found for: " + innerArgs[0]);
		return;
		}

		if (!brief && !oomOnly && (procs.size() == 1 \|\| isCheckinRequest \|\| packages)) {
		dumpDetails = true;
		if (!brief && !opts.oomOnly && (procs.size() == 1 \|\| opts.isCheckinRequest \|\| opts.packages)) {
		opts.dumpDetails = true;
		}

		dumpApplicationMemoryUsageHeader(pw, uptime, realtime, isCheckinRequest, isCompact);

		String[] innerArgs = new String[args.length-opti];
		System.arraycopy(args, opti, innerArgs, 0, args.length-opti);
		dumpApplicationMemoryUsageHeader(pw, uptime, realtime, opts.isCheckinRequest, opts.isCompact);

		ArrayList<MemItem> procMems = new ArrayList<MemItem>();
		final SparseArray<MemItem> procMemsMap = new SparseArray<MemItem>();
		@@ -17059,9 +17088,9 @@ public class ActivityManagerService extends IActivityManager.Stub
		long nativeSwapPss = 0;
		long dalvikPss = 0;
		long dalvikSwapPss = 0;
		long[] dalvikSubitemPss = dumpDalvik ? new long[Debug.MemoryInfo.NUM_DVK_STATS] :
		long[] dalvikSubitemPss = opts.dumpDalvik ? new long[Debug.MemoryInfo.NUM_DVK_STATS] :
		EmptyArray.LONG;
		long[] dalvikSubitemSwapPss = dumpDalvik ? new long[Debug.MemoryInfo.NUM_DVK_STATS] :
		long[] dalvikSubitemSwapPss = opts.dumpDalvik ? new long[Debug.MemoryInfo.NUM_DVK_STATS] :
		EmptyArray.LONG;
		long otherPss = 0;
		long otherSwapPss = 0;
		@@ -17093,24 +17122,24 @@ public class ActivityManagerService extends IActivityManager.Stub
		hasActivities = r.activities.size() > 0;
		}
		if (thread != null) {
		if (!isCheckinRequest && dumpDetails) {
		if (!opts.isCheckinRequest && opts.dumpDetails) {
		pw.println("\n MEMINFO in pid " + pid + " [" + r.processName + "] ");
		}
		if (mi == null) {
		mi = new Debug.MemoryInfo();
		}
		if (dumpDetails \|\| (!brief && !oomOnly)) {
		if (opts.dumpDetails \|\| (!brief && !opts.oomOnly)) {
		Debug.getMemoryInfo(pid, mi);
		hasSwapPss = mi.hasSwappedOutPss;
		} else {
		mi.dalvikPss = (int)Debug.getPss(pid, tmpLong, null);
		mi.dalvikPrivateDirty = (int)tmpLong[0];
		}
		if (dumpDetails) {
		if (localOnly) {
		ActivityThread.dumpMemInfoTable(pw, mi, isCheckinRequest, dumpFullDetails,
		dumpDalvik, dumpSummaryOnly, pid, r.processName, 0, 0, 0, 0, 0, 0);
		if (isCheckinRequest) {
		if (opts.dumpDetails) {
		if (opts.localOnly) {
		ActivityThread.dumpMemInfoTable(pw, mi, opts.isCheckinRequest, opts.dumpFullDetails,
		opts.dumpDalvik, opts.dumpSummaryOnly, pid, r.processName, 0, 0, 0, 0, 0, 0);
		if (opts.isCheckinRequest) {
		pw.println();
		}
		} else {
		@@ -17119,19 +17148,19 @@ public class ActivityManagerService extends IActivityManager.Stub
		TransferPipe tp = new TransferPipe();
		try {
		thread.dumpMemInfo(tp.getWriteFd(),
		mi, isCheckinRequest, dumpFullDetails,
		dumpDalvik, dumpSummaryOnly, dumpUnreachable, innerArgs);
		mi, opts.isCheckinRequest, opts.dumpFullDetails,
		opts.dumpDalvik, opts.dumpSummaryOnly, opts.dumpUnreachable, innerArgs);
		tp.go(fd);
		} finally {
		tp.kill();
		}
		} catch (IOException e) {
		if (!isCheckinRequest) {
		if (!opts.isCheckinRequest) {
		pw.println("Got IoException! " + e);
		pw.flush();
		}
		} catch (RemoteException e) {
		if (!isCheckinRequest) {
		if (!opts.isCheckinRequest) {
		pw.println("Got RemoteException! " + e);
		pw.flush();
		}
		@@ -17150,7 +17179,7 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		}

		if (!isCheckinRequest && mi != null) {
		if (!opts.isCheckinRequest && mi != null) {
		totalPss += myTotalPss;
		totalSwapPss += myTotalSwapPss;
		MemItem pssItem = new MemItem(r.processName + " (pid " + pid +
		@@ -17203,7 +17232,7 @@ public class ActivityManagerService extends IActivityManager.Stub

		long nativeProcTotalPss = 0;

		if (!isCheckinRequest && procs.size() > 1 && !packages) {
		if (!opts.isCheckinRequest && procs.size() > 1 && !opts.packages) {
		// If we are showing aggregations, also look for native processes to
		// include so that our aggregations are more accurate.
		updateCpuStatsNow();
		@@ -17216,7 +17245,7 @@ public class ActivityManagerService extends IActivityManager.Stub
		if (mi == null) {
		mi = new Debug.MemoryInfo();
		}
		if (!brief && !oomOnly) {
		if (!brief && !opts.oomOnly) {
		Debug.getMemoryInfo(st.pid, mi);
		} else {
		mi.nativePss = (int)Debug.getPss(st.pid, tmpLong, null);
		@@ -17303,7 +17332,7 @@ public class ActivityManagerService extends IActivityManager.Stub
		ArrayList<MemItem> oomMems = new ArrayList<MemItem>();
		for (int j=0; j<oomPss.length; j++) {
		if (oomPss[j] != 0) {
		String label = isCompact ? DUMP_MEM_OOM_COMPACT_LABEL[j]
		String label = opts.isCompact ? DUMP_MEM_OOM_COMPACT_LABEL[j]
		: DUMP_MEM_OOM_LABEL[j];
		MemItem item = new MemItem(label, label, oomPss[j], oomSwapPss[j],
		DUMP_MEM_OOM_ADJ[j]);
		@@ -17312,26 +17341,26 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		}

		dumpSwapPss = dumpSwapPss && hasSwapPss && totalSwapPss != 0;
		if (!brief && !oomOnly && !isCompact) {
		opts.dumpSwapPss = opts.dumpSwapPss && hasSwapPss && totalSwapPss != 0;
		if (!brief && !opts.oomOnly && !opts.isCompact) {
		pw.println();
		pw.println("Total PSS by process:");
		dumpMemItems(pw, " ", "proc", procMems, true, isCompact, dumpSwapPss);
		dumpMemItems(pw, " ", "proc", procMems, true, opts.isCompact, opts.dumpSwapPss);
		pw.println();
		}
		if (!isCompact) {
		if (!opts.isCompact) {
		pw.println("Total PSS by OOM adjustment:");
		}
		dumpMemItems(pw, " ", "oom", oomMems, false, isCompact, dumpSwapPss);
		if (!brief && !oomOnly) {
		dumpMemItems(pw, " ", "oom", oomMems, false, opts.isCompact, opts.dumpSwapPss);
		if (!brief && !opts.oomOnly) {
		PrintWriter out = categoryPw != null ? categoryPw : pw;
		if (!isCompact) {
		if (!opts.isCompact) {
		out.println();
		out.println("Total PSS by category:");
		}
		dumpMemItems(out, " ", "cat", catMems, true, isCompact, dumpSwapPss);
		dumpMemItems(out, " ", "cat", catMems, true, opts.isCompact, opts.dumpSwapPss);
		}
		if (!isCompact) {
		if (!opts.isCompact) {
		pw.println();
		}
		MemInfoReader memInfo = new MemInfoReader();
		@@ -17349,7 +17378,7 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		}
		if (!brief) {
		if (!isCompact) {
		if (!opts.isCompact) {
		pw.print("Total RAM: "); pw.print(stringifyKBSize(memInfo.getTotalSizeKb()));
		pw.print(" (status ");
		switch (mLastMemoryLevel) {
		@@ -17390,7 +17419,7 @@ public class ActivityManagerService extends IActivityManager.Stub
		long lostRAM = memInfo.getTotalSizeKb() - (totalPss - totalSwapPss)
		- memInfo.getFreeSizeKb() - memInfo.getCachedSizeKb()
		- memInfo.getKernelUsedSizeKb() - memInfo.getZramTotalSizeKb();
		if (!isCompact) {
		if (!opts.isCompact) {
		pw.print(" Used RAM: "); pw.print(stringifyKBSize(totalPss - cachedPss
		+ memInfo.getKernelUsedSizeKb())); pw.print(" (");
		pw.print(stringifyKBSize(totalPss - cachedPss)); pw.print(" used pss + ");
		@@ -17401,7 +17430,7 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		if (!brief) {
		if (memInfo.getZramTotalSizeKb() != 0) {
		if (!isCompact) {
		if (!opts.isCompact) {
		pw.print(" ZRAM: ");
		pw.print(stringifyKBSize(memInfo.getZramTotalSizeKb()));
		pw.print(" physical used for ");
		@@ -17417,7 +17446,7 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		}
		final long[] ksm = getKsmInfo();
		if (!isCompact) {
		if (!opts.isCompact) {
		if (ksm[KSM_SHARING] != 0 \|\| ksm[KSM_SHARED] != 0 \|\| ksm[KSM_UNSHARED] != 0
		\|\| ksm[KSM_VOLATILE] != 0) {
		pw.print(" KSM: "); pw.print(stringifyKBSize(ksm[KSM_SHARING]));
		@@ -17466,6 +17495,17 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		}

		final void dumpApplicationMemoryUsage(FileDescriptor fd, PrintWriter pw,
		MemoryUsageDumpOptions opts, String[] innerArgs, boolean brief,
		ArrayList<ProcessRecord> procs) {
		ProtoOutputStream proto = new ProtoOutputStream(fd);

		// TODO: implement
		pw.println("Not yet implemented. Have a cookie instead! :]");

		proto.flush();
		}

		private void appendBasicMemEntry(StringBuilder sb, int oomAdj, int procState, long pss,
		long memtrack, String name) {
		sb.append(" ");