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-rw-r--r--OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs101
-rw-r--r--OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs20
-rw-r--r--OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs9
3 files changed, 35 insertions, 95 deletions
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
index 630b6e6..383eac0 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
@@ -347,10 +347,12 @@ namespace OpenSim.Region.ClientStack.LindenUDP
347 protected Dictionary<UUID,ulong> m_groupPowers = new Dictionary<UUID, ulong>(); 347 protected Dictionary<UUID,ulong> m_groupPowers = new Dictionary<UUID, ulong>();
348 protected int m_terrainCheckerCount; 348 protected int m_terrainCheckerCount;
349 349
350 // LL uses these limits, apparently. Compressed terse would be 23, but we don't have that yet 350 // These numbers are guesses at a decent tradeoff between responsiveness
351 protected int m_primTerseUpdatesPerPacket = 10; 351 // of the interest list and throughput. Lower is more responsive, higher
352 protected int m_primFullUpdatesPerPacket = 14; 352 // is better throughput
353 protected int m_avatarTerseUpdatesPerPacket = 5; 353 protected int m_primTerseUpdatesPerPacket = 25;
354 protected int m_primFullUpdatesPerPacket = 100;
355 protected int m_avatarTerseUpdatesPerPacket = 10;
354 /// <summary>Number of texture packets to put on the queue each time the 356 /// <summary>Number of texture packets to put on the queue each time the
355 /// OnQueueEmpty event is triggered for the texture category</summary> 357 /// OnQueueEmpty event is triggered for the texture category</summary>
356 protected int m_textureSendLimit = 20; 358 protected int m_textureSendLimit = 20;
@@ -3415,33 +3417,11 @@ namespace OpenSim.Region.ClientStack.LindenUDP
3415 terse.RegionData.TimeDilation = 3417 terse.RegionData.TimeDilation =
3416 (ushort)(Scene.TimeDilation * ushort.MaxValue); 3418 (ushort)(Scene.TimeDilation * ushort.MaxValue);
3417 3419
3418 int max = m_avatarTerseUpdatesPerPacket; 3420 int count = Math.Min(m_avatarTerseUpdates.Count, m_avatarTerseUpdatesPerPacket);
3419 if (max > m_avatarTerseUpdates.Count)
3420 max = m_avatarTerseUpdates.Count;
3421
3422 int count = 0;
3423 int size = 0;
3424
3425 byte[] zerobuffer = new byte[1024];
3426 byte[] blockbuffer = new byte[1024];
3427
3428 Queue<ImprovedTerseObjectUpdatePacket.ObjectDataBlock> updates = new Queue<ImprovedTerseObjectUpdatePacket.ObjectDataBlock>();
3429
3430 for (count = 0 ; count < max ; count++)
3431 {
3432 int length = 0;
3433 m_avatarTerseUpdates.Peek().ToBytes(blockbuffer, ref length);
3434 length = Helpers.ZeroEncode(blockbuffer, length, zerobuffer);
3435 if (size + length > Packet.MTU)
3436 break;
3437 size += length;
3438 updates.Enqueue(m_avatarTerseUpdates.Dequeue());
3439 }
3440 3421
3441 terse.ObjectData = new ImprovedTerseObjectUpdatePacket.ObjectDataBlock[count]; 3422 terse.ObjectData = new ImprovedTerseObjectUpdatePacket.ObjectDataBlock[count];
3442 3423 for (int i = 0; i < count; i++)
3443 for (int i = 0 ; i < count ; i++) 3424 terse.ObjectData[i] = m_avatarTerseUpdates.Dequeue();
3444 terse.ObjectData[i] = updates.Dequeue();
3445 3425
3446 terse.Header.Reliable = false; 3426 terse.Header.Reliable = false;
3447 terse.Header.Zerocoded = true; 3427 terse.Header.Zerocoded = true;
@@ -3656,34 +3636,11 @@ namespace OpenSim.Region.ClientStack.LindenUDP
3656 outPacket.RegionData.TimeDilation = 3636 outPacket.RegionData.TimeDilation =
3657 (ushort)(Scene.TimeDilation * ushort.MaxValue); 3637 (ushort)(Scene.TimeDilation * ushort.MaxValue);
3658 3638
3659 int max = m_primFullUpdates.Count; 3639 int count = Math.Min(m_primFullUpdates.Count, m_primFullUpdatesPerPacket);
3660 if (max > m_primFullUpdatesPerPacket)
3661 max = m_primFullUpdatesPerPacket;
3662
3663 int count = 0;
3664 int size = 0;
3665 3640
3666 byte[] zerobuffer = new byte[1024]; 3641 outPacket.ObjectData = new ObjectUpdatePacket.ObjectDataBlock[count];
3667 byte[] blockbuffer = new byte[1024]; 3642 for (int i = 0; i < count; i++)
3668 3643 outPacket.ObjectData[i] = m_primFullUpdates.Dequeue();
3669 Queue<ObjectUpdatePacket.ObjectDataBlock> updates = new Queue<ObjectUpdatePacket.ObjectDataBlock>();
3670
3671 for (count = 0 ; count < max ; count++)
3672 {
3673 int length = 0;
3674 m_primFullUpdates.Peek().ToBytes(blockbuffer, ref length);
3675 length = Helpers.ZeroEncode(blockbuffer, length, zerobuffer);
3676 if (size + length > Packet.MTU)
3677 break;
3678 size += length;
3679 updates.Enqueue(m_primFullUpdates.Dequeue());
3680 }
3681
3682 outPacket.ObjectData =
3683 new ObjectUpdatePacket.ObjectDataBlock[count];
3684
3685 for (int index = 0 ; index < count ; index++)
3686 outPacket.ObjectData[index] = updates.Dequeue();
3687 3644
3688 outPacket.Header.Zerocoded = true; 3645 outPacket.Header.Zerocoded = true;
3689 OutPacket(outPacket, ThrottleOutPacketType.State); 3646 OutPacket(outPacket, ThrottleOutPacketType.State);
@@ -3733,35 +3690,11 @@ namespace OpenSim.Region.ClientStack.LindenUDP
3733 outPacket.RegionData.TimeDilation = 3690 outPacket.RegionData.TimeDilation =
3734 (ushort)(Scene.TimeDilation * ushort.MaxValue); 3691 (ushort)(Scene.TimeDilation * ushort.MaxValue);
3735 3692
3736 int max = m_primTerseUpdates.Count; 3693 int count = Math.Min(m_primTerseUpdates.Count, m_primTerseUpdatesPerPacket);
3737 if (max > m_primTerseUpdatesPerPacket)
3738 max = m_primTerseUpdatesPerPacket;
3739
3740 int count = 0;
3741 int size = 0;
3742
3743 byte[] zerobuffer = new byte[1024];
3744 byte[] blockbuffer = new byte[1024];
3745
3746 Queue<ImprovedTerseObjectUpdatePacket.ObjectDataBlock> updates = new Queue<ImprovedTerseObjectUpdatePacket.ObjectDataBlock>();
3747
3748 for (count = 0 ; count < max ; count++)
3749 {
3750 int length = 0;
3751 m_primTerseUpdates.Peek().ToBytes(blockbuffer, ref length);
3752 length = Helpers.ZeroEncode(blockbuffer, length, zerobuffer);
3753 if (size + length > Packet.MTU)
3754 break;
3755 size += length;
3756 updates.Enqueue(m_primTerseUpdates.Dequeue());
3757 }
3758
3759 outPacket.ObjectData =
3760 new ImprovedTerseObjectUpdatePacket.
3761 ObjectDataBlock[count];
3762 3694
3763 for (int index = 0 ; index < count ; index++) 3695 outPacket.ObjectData = new ImprovedTerseObjectUpdatePacket.ObjectDataBlock[count];
3764 outPacket.ObjectData[index] = updates.Dequeue(); 3696 for (int i = 0; i < count; i++)
3697 outPacket.ObjectData[i] = m_primTerseUpdates.Dequeue();
3765 3698
3766 outPacket.Header.Reliable = false; 3699 outPacket.Header.Reliable = false;
3767 outPacket.Header.Zerocoded = true; 3700 outPacket.Header.Zerocoded = true;
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs
index 8c42ca4..9476eed 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs
@@ -297,14 +297,14 @@ namespace OpenSim.Region.ClientStack.LindenUDP
297 297
298 // Make sure none of the throttles are set below our packet MTU, 298 // Make sure none of the throttles are set below our packet MTU,
299 // otherwise a throttle could become permanently clogged 299 // otherwise a throttle could become permanently clogged
300 resend = Math.Max(resend, Packet.MTU); 300 resend = Math.Max(resend, LLUDPServer.MTU);
301 land = Math.Max(land, Packet.MTU); 301 land = Math.Max(land, LLUDPServer.MTU);
302 wind = Math.Max(wind, Packet.MTU); 302 wind = Math.Max(wind, LLUDPServer.MTU);
303 cloud = Math.Max(cloud, Packet.MTU); 303 cloud = Math.Max(cloud, LLUDPServer.MTU);
304 task = Math.Max(task, Packet.MTU); 304 task = Math.Max(task, LLUDPServer.MTU);
305 texture = Math.Max(texture, Packet.MTU); 305 texture = Math.Max(texture, LLUDPServer.MTU);
306 asset = Math.Max(asset, Packet.MTU); 306 asset = Math.Max(asset, LLUDPServer.MTU);
307 state = Math.Max(state, Packet.MTU); 307 state = Math.Max(state, LLUDPServer.MTU);
308 308
309 int total = resend + land + wind + cloud + task + texture + asset + state; 309 int total = resend + land + wind + cloud + task + texture + asset + state;
310 310
@@ -404,9 +404,12 @@ namespace OpenSim.Region.ClientStack.LindenUDP
404 TokenBucket bucket; 404 TokenBucket bucket;
405 bool packetSent = false; 405 bool packetSent = false;
406 406
407 //string queueDebugOutput = String.Empty; // Serious debug business
408
407 for (int i = 0; i < THROTTLE_CATEGORY_COUNT; i++) 409 for (int i = 0; i < THROTTLE_CATEGORY_COUNT; i++)
408 { 410 {
409 bucket = m_throttleCategories[i]; 411 bucket = m_throttleCategories[i];
412 //queueDebugOutput += m_packetOutboxes[i].Count + " "; // Serious debug business
410 413
411 if (m_nextPackets[i] != null) 414 if (m_nextPackets[i] != null)
412 { 415 {
@@ -458,6 +461,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
458 } 461 }
459 } 462 }
460 463
464 //m_log.Info("[LLUDPCLIENT]: Queues: " + queueDebugOutput); // Serious debug business
461 return packetSent; 465 return packetSent;
462 } 466 }
463 467
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
index b11a80d..f2b8720 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
@@ -89,6 +89,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
89 /// </summary> 89 /// </summary>
90 public class LLUDPServer : OpenSimUDPBase 90 public class LLUDPServer : OpenSimUDPBase
91 { 91 {
92 /// <summary>Maximum transmission unit, or UDP packet size, for the LLUDP protocol</summary>
93 public const int MTU = 1400;
94
92 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); 95 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
93 96
94 /// <summary>Handlers for incoming packets</summary> 97 /// <summary>Handlers for incoming packets</summary>
@@ -272,7 +275,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
272 // The vast majority of packets are less than 200 bytes, although due to asset transfers and packet splitting 275 // The vast majority of packets are less than 200 bytes, although due to asset transfers and packet splitting
273 // there are a decent number of packets in the 1000-1140 byte range. We allocate one of two sizes of data here 276 // there are a decent number of packets in the 1000-1140 byte range. We allocate one of two sizes of data here
274 // to accomodate for both common scenarios and provide ample room for ACK appending in both 277 // to accomodate for both common scenarios and provide ample room for ACK appending in both
275 int bufferSize = (dataLength > 180) ? Packet.MTU : 200; 278 int bufferSize = (dataLength > 180) ? LLUDPServer.MTU : 200;
276 279
277 UDPPacketBuffer buffer = new UDPPacketBuffer(udpClient.RemoteEndPoint, bufferSize); 280 UDPPacketBuffer buffer = new UDPPacketBuffer(udpClient.RemoteEndPoint, bufferSize);
278 281
@@ -569,9 +572,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
569 // client.BytesSinceLastACK. Lockless thread safety 572 // client.BytesSinceLastACK. Lockless thread safety
570 int bytesSinceLastACK = Interlocked.Exchange(ref udpClient.BytesSinceLastACK, 0); 573 int bytesSinceLastACK = Interlocked.Exchange(ref udpClient.BytesSinceLastACK, 0);
571 bytesSinceLastACK += buffer.DataLength; 574 bytesSinceLastACK += buffer.DataLength;
572 if (bytesSinceLastACK > Packet.MTU * 2) 575 if (bytesSinceLastACK > LLUDPServer.MTU * 2)
573 { 576 {
574 bytesSinceLastACK -= Packet.MTU * 2; 577 bytesSinceLastACK -= LLUDPServer.MTU * 2;
575 SendAcks(udpClient); 578 SendAcks(udpClient);
576 } 579 }
577 Interlocked.Add(ref udpClient.BytesSinceLastACK, bytesSinceLastACK); 580 Interlocked.Add(ref udpClient.BytesSinceLastACK, bytesSinceLastACK);