commit bd1a28f45c5b31409ec2d67a25dd0ffd3fd01448
author Chenjie Yu <cjyu@google.com> Tue Jul 17 14:55:19 2018 -0700
committer Chenjie Yu <cjyu@google.com> Mon Jul 23 14:22:45 2018 -0700
tree 6c8db9619407fb00f737ef2f7af525cdf45fa971
parent 2e8c7670b12ce7075bcc34c1502d268a71f99a0d

Atoms for ProcStats duration and pss  metrics

atom and logging for statsd to mimic procstats process duration metrics.

ActivityManagerSleepStateChanged
MemoryFactorStateChanged
ExcessiveCpuUsageReported
CachedKillReported
ProcessStateChanged
ProcessMemoryStatReported

Some of the enums will need to use frameworks proto. It is blocked by
other cls that are cleaning namespace, etc.

Bug: 110784286
Bug: 110538804
Bug: 110539297
Bug: 111561536
Bug: 111685402
Bug: 111128767

Test: cts test
Change-Id: I7502eb0bb36b90f43493b147a35bee48bad1b000

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

diff --git a/services/core/java/com/android/server/am/ActivityTaskManagerService.java b/services/core/java/com/android/server/am/ActivityTaskManagerService.java
index dbade5f..de732c7 100644
--- a/services/core/java/com/android/server/am/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityTaskManagerService.java
@@ -4676,6 +4676,8 @@
             // will wake up stacks or put them to sleep as appropriate.
             if (wasSleeping) {
                 mSleeping = false;
+                StatsLog.write(StatsLog.ACTIVITY_MANAGER_SLEEP_STATE_CHANGED,
+                        StatsLog.ACTIVITY_MANAGER_SLEEP_STATE_CHANGED__STATE__AWAKE);
                 startTimeTrackingFocusedActivityLocked();
                 mTopProcessState = ActivityManager.PROCESS_STATE_TOP;
                 mStackSupervisor.comeOutOfSleepIfNeededLocked();
@@ -4686,6 +4688,8 @@
             }
         } else if (!mSleeping && shouldSleep) {
             mSleeping = true;
+            StatsLog.write(StatsLog.ACTIVITY_MANAGER_SLEEP_STATE_CHANGED,
+                    StatsLog.ACTIVITY_MANAGER_SLEEP_STATE_CHANGED__STATE__ASLEEP);
             if (mCurAppTimeTracker != null) {
                 mCurAppTimeTracker.stop();
             }