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Tweak network packet loss message and threshold algorithm

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This commit is contained in:
Cameron Gutman 2015-01-25 18:37:07 -05:00
parent 466463ebc3
commit cde5367f38
1 changed files with 27 additions and 7 deletions
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34
moonlight-common/src/com/limelight/nvstream/control/ControlStream.java
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@ -76,13 +76,20 @@ public class ControlStream implements ConnectionStatusListener {
private ConnectionContext context;
// If we drop at least 10 frames in 15 second (or less) window
// more than 5 times in 60 seconds, we'll display a warning
public static final int LOSS_PERIOD_MS = 15000;
public static final int MAX_LOSS_COUNT_IN_PERIOD = 5;
public static final int LOSS_EVENT_TIME_THRESHOLD_MS = 60000;
public static final int MAX_LOSS_COUNT_IN_PERIOD = 10;
public static final int LOSS_EVENTS_TO_WARN = 5;
public static final int MAX_SLOW_SINK_COUNT = 2;
public static final int MESSAGE_DELAY_FACTOR = 3;
private long lossTimestamp;
private long lossEventTimestamp;
private int lossCount;
private int lossEventCount;
private int slowSinkCount;
private Socket s;
@ -480,16 +487,29 @@ public class ControlStream implements ConnectionStatusListener {
return;
}
// Reset the loss count if it's been too long
if (System.currentTimeMillis() > LOSS_PERIOD_MS + lossTimestamp) {
lossCount++;
lossCount = 0;
lossTimestamp = System.currentTimeMillis();
}
else {
if (++lossCount == MAX_LOSS_COUNT_IN_PERIOD) {
context.connListener.displayTransientMessage("Detected high amounts of network packet loss");
lossCount = -MAX_LOSS_COUNT_IN_PERIOD * MESSAGE_DELAY_FACTOR;
lossTimestamp = 0;
// Count this loss event
if (++lossCount == MAX_LOSS_COUNT_IN_PERIOD) {
// Reset the loss event count if it's been too long
if (System.currentTimeMillis() > LOSS_EVENT_TIME_THRESHOLD_MS + lossEventTimestamp) {
lossEventCount = 0;
lossEventTimestamp = System.currentTimeMillis();
}
if (++lossEventCount == LOSS_EVENTS_TO_WARN) {
context.connListener.displayTransientMessage("Poor network connection");
lossEventCount = 0;
lossEventTimestamp = 0;
}
lossCount = 0;
lossTimestamp = 0;
}
}