Add atoms to log memory metrics. (508a9bfe) · Commits · e / os / android_frameworks_base

cmds/statsd/src/atoms.proto

+46 −0

Original line number	Diff line number	Diff line
		@@ -84,6 +84,7 @@ message Atom {
		AppStartChanged app_start_changed = 48;
		AppStartCancelChanged app_start_cancel_changed = 49;
		AppStartFullyDrawnChanged app_start_fully_drawn_changed = 50;
		LmkEventOccurred lmk_event_occurred = 51;
		// TODO: Reorder the numbering so that the most frequent occur events occur in the first 15.
		}

		@@ -101,6 +102,7 @@ message Atom {
		CpuTimePerUidFreq cpu_time_per_uid_freq = 10010;
		WifiActivityEnergyInfo wifi_activity_energy_info = 10011;
		ModemActivityInfo modem_activity_info = 10012;
		MemoryStat memory_stat = 10013;
		}
		}

		@@ -1177,3 +1179,47 @@ message ModemActivityInfo {
		// product of current(mA), voltage(V) and time(ms)
		optional uint64 energy_used = 10;
		}

		/*
		* Logs the memory stats for a process
		*/
		message MemoryStat {
		// The uid if available. -1 means not available.
		optional int32 uid = 1;

		// The app package name.
		optional string pkg_name = 2;

		// # of page-faults
		optional int64 pgfault = 3;

		// # of major page-faults
		optional int64 pgmajfault = 4;

		// RSS+CACHE(+SWAP)
		optional int64 usage_in_bytes = 5;
		}

		/*
		* Logs the event when LMKD kills a process to reduce memory pressure
		* Logged from:
		* system/core/lmkd/lmkd.c
		*/
		message LmkEventOccurred {
		// The uid if available. -1 means not available.
		optional int32 uid = 1;

		// The app package name.
		optional string pkg_name = 2;

		// oom adj score.
		optional int32 oom_score = 3;

		// Used as start/stop boundaries for the event
		enum State {
		UNKNOWN = 0;
		START = 1;
		END = 2;
		}
		optional State state = 4;
		}