Update documentation for memory atoms. (da51b93a) · Commits · e / os / android_frameworks_base

cmds/statsd/src/atoms.proto

+22 −4

Original line number	Diff line number	Diff line
		@@ -2540,15 +2540,19 @@ message BluetoothActivityInfo {

		/*
		* Logs the memory stats for a process.
		*
		* Pulled from StatsCompanionService for all managed processes (from ActivityManagerService).
		*/
		message ProcessMemoryState {
		// The uid if available. -1 means not available.
		optional int32 uid = 1 [(is_uid) = true];

		// The process name.
		// Usually package name, "system" for system server.
		// Provided by ActivityManagerService.
		optional string process_name = 2;

		// oom adj score.
		// Current OOM score adjustment. Value read from ProcessRecord.
		optional int32 oom_adj_score = 3;

		// # of page-faults
		@@ -2558,12 +2562,18 @@ message ProcessMemoryState {
		optional int64 page_major_fault = 5;

		// RSS
		// Value is read from /proc/PID/stat, field 24. Or from memory.stat, field
		// total_rss if per-app memory cgroups are enabled.
		optional int64 rss_in_bytes = 6;

		// CACHE
		// Value is read from memory.stat, field total_cache if per-app memory
		// cgroups are enabled. Otherwise, 0.
		optional int64 cache_in_bytes = 7;

		// SWAP
		// Value is read from memory.stat, field total_swap if per-app memory
		// cgroups are enabled. Otherwise, 0.
		optional int64 swap_in_bytes = 8;

		// Deprecated: use ProcessMemoryHighWaterMark atom instead. Always 0.
		@@ -2576,12 +2586,15 @@ message ProcessMemoryState {

		/*
		* Logs the memory stats for a native process (from procfs).
		*
		* Pulled from StatsCompanionService for selected native processes.
		*/
		message NativeProcessMemoryState {
		// The uid if available. -1 means not available.
		optional int32 uid = 1 [(is_uid) = true];

		// The process name.
		// Value read from /proc/PID/cmdline.
		optional string process_name = 2;

		// # of page-faults
		@@ -2591,6 +2604,7 @@ message NativeProcessMemoryState {
		optional int64 page_major_fault = 4;

		// RSS
		// Value read from /proc/PID/stat, field 24.
		optional int64 rss_in_bytes = 5;

		// Deprecated: use ProcessMemoryHighWaterMark atom instead. Always 0.
		@@ -2603,13 +2617,17 @@ message NativeProcessMemoryState {

		/*
		* Logs the memory high-water mark for a process.
		* Recorded in ActivityManagerService.
		*
		* Pulled from StatsCompanionService for all managed processes (from ActivityManagerServie)
		* and for selected native processes.
		*/
		message ProcessMemoryHighWaterMark {
		// The uid if available. -1 means not available.
		optional int32 uid = 1 [(is_uid) = true];

		// The process name. Provided by ActivityManagerService or read from /proc/PID/cmdline.
		// The process name.
		// Usually package name or process cmdline.
		// Provided by ActivityManagerService or read from /proc/PID/cmdline.
		optional string process_name = 2;

		// RSS high-water mark. Peak RSS usage of the process. Read from the VmHWM field in