Merge "[automerger skipped] Merge "Add new ImsException to better handle ImsService errors" am: 3811aba3a4 am: 0bfbfe5646 am: 8bb813dcd7 -s ours am skip reason: change_id Ie3221d56a235c0e037d71e197f4972df31faa09b with SHA1 b2c88d1480 is in history"
diff --git a/cmds/statsd/src/atoms.proto b/cmds/statsd/src/atoms.proto
index 937588b..9a6387a 100644
--- a/cmds/statsd/src/atoms.proto
+++ b/cmds/statsd/src/atoms.proto
@@ -235,6 +235,7 @@
BluetoothClassicPairingEventReported bluetooth_classic_pairing_event_reported = 166;
BluetoothSmpPairingEventReported bluetooth_smp_pairing_event_reported = 167;
ScreenTimeoutExtensionReported screen_timeout_extension_reported = 168;
+ ProcessStartTime process_start_time = 169;
}
// Pulled events will start at field 10000.
@@ -5304,3 +5305,59 @@
// Describes how many times in a row did the power manager reset the screen off timeout.
optional uint32 consecutive_timeout_extended_count = 1;
}
+
+/*
+* Logs number of milliseconds it takes to start a process.
+* The definition of app process start time is from the app launch time to
+* the time that Zygote finished forking the app process and loaded the
+* application package's java classes.
+
+* This metric is different from AppStartOccurred which is for foreground
+* activity only.
+
+* ProcessStartTime can report all processes (both foreground and background)
+* start time.
+*
+* Logged from:
+* frameworks/base/services/core/java/com/android/server/am/ActivityManagerService.java
+*/
+message ProcessStartTime {
+ // The uid of the ProcessRecord.
+ optional int32 uid = 1 [(is_uid) = true];
+
+ // The process pid.
+ optional int32 pid = 2;
+
+ // The process name.
+ // Usually package name, "system" for system server.
+ // Provided by ActivityManagerService.
+ optional string process_name = 3;
+
+ enum StartType {
+ UNKNOWN = 0;
+ WARM = 1;
+ HOT = 2;
+ COLD = 3;
+ }
+
+ // The start type.
+ optional StartType type = 4;
+
+ // The elapsed realtime at the start of the process.
+ optional int64 process_start_time_millis = 5;
+
+ // Number of milliseconds it takes to reach bind application.
+ optional int32 bind_application_delay_millis = 6;
+
+ // Number of milliseconds it takes to finish start of the process.
+ optional int32 process_start_delay_millis = 7;
+
+ // hostingType field in ProcessRecord, the component type such as "activity",
+ // "service", "content provider", "broadcast" or other strings.
+ optional string hosting_type = 8;
+
+ // hostingNameStr field in ProcessRecord. The component class name that runs
+ // in this process.
+ optional string hosting_name = 9;
+}
+
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 9a4fdd8..c016c89 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -4504,6 +4504,7 @@
// next app record if we are emulating process with anonymous threads.
ProcessRecord app;
long startTime = SystemClock.uptimeMillis();
+ long bindApplicationTimeMillis;
if (pid != MY_PID && pid >= 0) {
synchronized (mPidsSelfLocked) {
app = mPidsSelfLocked.get(pid);
@@ -4741,6 +4742,7 @@
}
checkTime(startTime, "attachApplicationLocked: immediately before bindApplication");
+ bindApplicationTimeMillis = SystemClock.elapsedRealtime();
mAtmInternal.preBindApplication(app.getWindowProcessController());
final ActiveInstrumentation instr2 = app.getActiveInstrumentation();
if (app.isolatedEntryPoint != null) {
@@ -4862,6 +4864,17 @@
checkTime(startTime, "attachApplicationLocked: after updateOomAdjLocked");
}
+ StatsLog.write(
+ StatsLog.PROCESS_START_TIME,
+ app.info.uid,
+ app.pid,
+ app.info.packageName,
+ StatsLog.PROCESS_START_TIME__TYPE__COLD,
+ app.startTime,
+ (int) (bindApplicationTimeMillis - app.startTime),
+ (int) (SystemClock.elapsedRealtime() - app.startTime),
+ app.hostingType,
+ (app.hostingNameStr != null ? app.hostingNameStr : ""));
return true;
}