diff options
Diffstat (limited to 'services/java/com/android/server/SystemServer.java')
| -rw-r--r-- | services/java/com/android/server/SystemServer.java | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java index 7e718e52b7a0..ad89e96c7438 100644 --- a/services/java/com/android/server/SystemServer.java +++ b/services/java/com/android/server/SystemServer.java @@ -546,6 +546,8 @@ public final class SystemServer implements Dumpable { new Thread(() -> { boolean enabled = false; + long nextWrite = 0; + while (true) { int maxFd = getMaxFd(); if (maxFd > enableThreshold) { @@ -556,12 +558,30 @@ public final class SystemServer implements Dumpable { if (maxFd > enableThreshold && !enabled) { Slog.i("System", "fdtrack enable threshold reached, enabling"); + FrameworkStatsLog.write(FrameworkStatsLog.FDTRACK_EVENT_OCCURRED, + FrameworkStatsLog.FDTRACK_EVENT_OCCURRED__EVENT__ENABLED, + maxFd); + System.loadLibrary("fdtrack"); enabled = true; } else if (maxFd > abortThreshold) { Slog.i("System", "fdtrack abort threshold reached, dumping and aborting"); + FrameworkStatsLog.write(FrameworkStatsLog.FDTRACK_EVENT_OCCURRED, + FrameworkStatsLog.FDTRACK_EVENT_OCCURRED__EVENT__ABORTING, + maxFd); + dumpHprof(); fdtrackAbort(); + } else { + // Limit this to once per hour. + long now = SystemClock.elapsedRealtime(); + if (now > nextWrite) { + nextWrite = now + 60 * 60 * 1000; + FrameworkStatsLog.write(FrameworkStatsLog.FDTRACK_EVENT_OCCURRED, + enabled ? FrameworkStatsLog.FDTRACK_EVENT_OCCURRED__EVENT__ENABLED + : FrameworkStatsLog.FDTRACK_EVENT_OCCURRED__EVENT__DISABLED, + maxFd); + } } try { |