LineageOS/android_packages_modules_Connectivity
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Merge "Delay global alerts by 1s for high thresholds" am: a31118e420

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am: dc6e65b3f0

Change-Id: Iaabb31586e9e747871a526dc7ebb7deeb65d8f83
This commit is contained in:
Chalard Jean
2018-10-04 01:57:53 -07:00
committed by android-build-merger
parent b127d68ca2 dc6e65b3f0
commit b06e8f4f34
1 changed files with 21 additions and 12 deletions
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33
services/core/java/com/android/server/net/NetworkStatsService.java
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@@ -159,8 +159,10 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
static final boolean LOGD = Log.isLoggable(TAG, Log.DEBUG);
static final boolean LOGV = Log.isLoggable(TAG, Log.VERBOSE);
// Perform polling and persist all (FLAG_PERSIST_ALL).
private static final int MSG_PERFORM_POLL = 1;
private static final int MSG_REGISTER_GLOBAL_ALERT = 2;
// Perform polling, persist network, and register the global alert again.
private static final int MSG_PERFORM_POLL_REGISTER_ALERT = 2;
/** Flags to control detail level of poll event. */
private static final int FLAG_PERSIST_NETWORK = 0x1;
@@ -168,6 +170,14 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
private static final int FLAG_PERSIST_ALL = FLAG_PERSIST_NETWORK | FLAG_PERSIST_UID;
private static final int FLAG_PERSIST_FORCE = 0x100;
/**
* When global alert quota is high, wait for this delay before processing each polling,
* and do not schedule further polls once there is already one queued.
* This avoids firing the global alert too often on devices with high transfer speeds and
* high quota.
*/
private static final int PERFORM_POLL_DELAY_MS = 1000;
private static final String TAG_NETSTATS_ERROR = "netstats_error";
private final Context mContext;
@@ -920,7 +930,7 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
}
// Create baseline stats
mHandler.sendMessage(mHandler.obtainMessage(MSG_PERFORM_POLL, FLAG_PERSIST_ALL));
mHandler.sendMessage(mHandler.obtainMessage(MSG_PERFORM_POLL));
return normalizedRequest;
}
@@ -1061,13 +1071,12 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
mContext.enforceCallingOrSelfPermission(CONNECTIVITY_INTERNAL, TAG);
if (LIMIT_GLOBAL_ALERT.equals(limitName)) {
// kick off background poll to collect network stats; UID stats
// are handled during normal polling interval.
final int flags = FLAG_PERSIST_NETWORK;
mHandler.obtainMessage(MSG_PERFORM_POLL, flags, 0).sendToTarget();
// re-arm global alert for next update
mHandler.obtainMessage(MSG_REGISTER_GLOBAL_ALERT).sendToTarget();
// kick off background poll to collect network stats unless there is already
// such a call pending; UID stats are handled during normal polling interval.
if (!mHandler.hasMessages(MSG_PERFORM_POLL_REGISTER_ALERT)) {
mHandler.sendEmptyMessageDelayed(MSG_PERFORM_POLL_REGISTER_ALERT,
PERFORM_POLL_DELAY_MS);
}
}
}
};
@@ -1679,11 +1688,11 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
public boolean handleMessage(Message msg) {
switch (msg.what) {
case MSG_PERFORM_POLL: {
final int flags = msg.arg1;
mService.performPoll(flags);
mService.performPoll(FLAG_PERSIST_ALL);
return true;
}
case MSG_REGISTER_GLOBAL_ALERT: {
case MSG_PERFORM_POLL_REGISTER_ALERT: {
mService.performPoll(FLAG_PERSIST_NETWORK);
mService.registerGlobalAlert();
return true;
}