commit 47178c2d75ab261903ab859c28ecd10ffe90d212
author Andy Hung <hunga@google.com> Thu Jun 18 18:57:35 2020 -0700
committer Andy Hung <hunga@google.com> Fri Jun 19 12:27:47 2020 -0700
tree ff9b1743ced2b7d812dcf404224fa27fa7561129
parent 453044a3a0b190548ef15b27201444617bfec5d9

MediaMetrics: Tune garbage collection

Reduce thresholds for garbage collection.
Track the number of gcs in the dumpsys.

Test: 30x repeated invocation of AudioTrackTest
Test: adb shell showmap '$(pgrep -f audioserver)'
Test: adb shell dumpsys media.metrics --all
Bug: 159410113
Change-Id: I3ff7bb84bc45e44fe3d5ea84fecdf05c76cf5733

services/mediametrics/AnalyticsState.h

diff --git a/services/mediametrics/AnalyticsState.h b/services/mediametrics/AnalyticsState.h
index b648947..09c0b4c 100644
--- a/services/mediametrics/AnalyticsState.h
+++ b/services/mediametrics/AnalyticsState.h
@@ -93,7 +93,7 @@
         int32_t ll = lines;
 
         if (ll > 0) {
-            ss << "TransactionLog:\n";
+            ss << "TransactionLog: gc(" << mTransactionLog.getGarbageCollectionCount() << ")\n";
             --ll;
         }
         if (ll > 0) {
@@ -102,7 +102,7 @@
             ll -= l;
         }
         if (ll > 0) {
-            ss << "TimeMachine:\n";
+            ss << "TimeMachine: gc(" << mTimeMachine.getGarbageCollectionCount() << ")\n";
             --ll;
         }
         if (ll > 0) {