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author | UbitUmarov | 2014-08-29 13:26:30 +0100 |
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committer | UbitUmarov | 2014-08-29 13:26:30 +0100 |
commit | 438798202fc1f578864a2796cb8a66b3199a77e0 (patch) | |
tree | 1441a7b0bf38eda38a75d0f5dfadaa312a10d5ed /OpenSim/Region/ClientStack/Linden/UDP/TokenBucket.cs | |
parent | disable first drip (diff) | |
download | opensim-SC_OLD-438798202fc1f578864a2796cb8a66b3199a77e0.zip opensim-SC_OLD-438798202fc1f578864a2796cb8a66b3199a77e0.tar.gz opensim-SC_OLD-438798202fc1f578864a2796cb8a66b3199a77e0.tar.bz2 opensim-SC_OLD-438798202fc1f578864a2796cb8a66b3199a77e0.tar.xz |
replace the tick() by a limit on the maximum number of tokens that can be
acumulated ( variable named BurtRate, not exactly a rate...)
Diffstat (limited to 'OpenSim/Region/ClientStack/Linden/UDP/TokenBucket.cs')
-rw-r--r-- | OpenSim/Region/ClientStack/Linden/UDP/TokenBucket.cs | 52 |
1 files changed, 39 insertions, 13 deletions
diff --git a/OpenSim/Region/ClientStack/Linden/UDP/TokenBucket.cs b/OpenSim/Region/ClientStack/Linden/UDP/TokenBucket.cs index a2ff884..3147095 100644 --- a/OpenSim/Region/ClientStack/Linden/UDP/TokenBucket.cs +++ b/OpenSim/Region/ClientStack/Linden/UDP/TokenBucket.cs | |||
@@ -53,10 +53,13 @@ namespace OpenSim.Region.ClientStack.LindenUDP | |||
53 | protected const Int32 m_ticksPerQuantum = 1000; | 53 | protected const Int32 m_ticksPerQuantum = 1000; |
54 | 54 | ||
55 | /// <summary> | 55 | /// <summary> |
56 | /// This is the number of quantums worth of packets that can | 56 | /// This is the number of m_minimumDripRate bytes |
57 | /// be accommodated during a burst | 57 | /// allowed in a burst |
58 | /// roughtly, with this settings, the maximum time system will take | ||
59 | /// to recheck a bucket in ms | ||
60 | /// | ||
58 | /// </summary> | 61 | /// </summary> |
59 | protected const Double m_quantumsPerBurst = 1.5; | 62 | protected const Double m_quantumsPerBurst = 15; |
60 | 63 | ||
61 | /// <summary> | 64 | /// <summary> |
62 | /// </summary> | 65 | /// </summary> |
@@ -91,22 +94,33 @@ namespace OpenSim.Region.ClientStack.LindenUDP | |||
91 | } | 94 | } |
92 | 95 | ||
93 | /// <summary> | 96 | /// <summary> |
94 | /// Maximum burst rate in bytes per second. This is the maximum number | 97 | /// This is the maximum number |
95 | /// of tokens that can accumulate in the bucket at any one time. This | 98 | /// of tokens that can accumulate in the bucket at any one time. This |
96 | /// also sets the total request for leaf nodes | 99 | /// also sets the total request for leaf nodes |
100 | /// this is not a rate. | ||
97 | /// </summary> | 101 | /// </summary> |
98 | protected Int64 m_burstRate; | 102 | protected Int64 m_burstRate; |
99 | public Int64 RequestedBurstRate | 103 | public Int64 RequestedBurstRate |
100 | { | 104 | { |
101 | get { return m_burstRate; } | 105 | get { return m_burstRate; } |
102 | set { m_burstRate = (value < 0 ? 0 : value); } | 106 | set { |
107 | double rate = (value < 0 ? 0 : value); | ||
108 | if (rate < m_minimumDripRate) | ||
109 | rate = m_minimumDripRate; | ||
110 | else if (rate > m_minimumDripRate * m_quantumsPerBurst) | ||
111 | rate = m_minimumDripRate * m_quantumsPerBurst; | ||
112 | |||
113 | m_burstRate = (Int64)rate; | ||
114 | } | ||
103 | } | 115 | } |
104 | 116 | ||
105 | public Int64 BurstRate | 117 | public Int64 BurstRate |
106 | { | 118 | { |
107 | get { | 119 | get { |
108 | double rate = RequestedBurstRate * BurstRateModifier(); | 120 | double rate = RequestedBurstRate * BurstRateModifier(); |
109 | if (rate < m_minimumDripRate * m_quantumsPerBurst) | 121 | if (rate < m_minimumDripRate) |
122 | rate = m_minimumDripRate; | ||
123 | else if (rate > m_minimumDripRate * m_quantumsPerBurst) | ||
110 | rate = m_minimumDripRate * m_quantumsPerBurst; | 124 | rate = m_minimumDripRate * m_quantumsPerBurst; |
111 | 125 | ||
112 | return (Int64) rate; | 126 | return (Int64) rate; |
@@ -126,8 +140,18 @@ namespace OpenSim.Region.ClientStack.LindenUDP | |||
126 | get { return (m_dripRate == 0 ? m_totalDripRequest : m_dripRate); } | 140 | get { return (m_dripRate == 0 ? m_totalDripRequest : m_dripRate); } |
127 | set { | 141 | set { |
128 | m_dripRate = (value < 0 ? 0 : value); | 142 | m_dripRate = (value < 0 ? 0 : value); |
129 | m_burstRate = (Int64)((double)m_dripRate * m_quantumsPerBurst); | ||
130 | m_totalDripRequest = m_dripRate; | 143 | m_totalDripRequest = m_dripRate; |
144 | |||
145 | double rate = m_dripRate; | ||
146 | if (rate > m_minimumDripRate * m_quantumsPerBurst) | ||
147 | rate = m_minimumDripRate * m_quantumsPerBurst; | ||
148 | else if (rate < m_minimumDripRate) | ||
149 | rate = m_minimumDripRate; | ||
150 | |||
151 | m_burstRate = (Int64)rate; | ||
152 | |||
153 | m_tokenCount = 0; | ||
154 | |||
131 | if (m_parent != null) | 155 | if (m_parent != null) |
132 | m_parent.RegisterRequest(this,m_dripRate); | 156 | m_parent.RegisterRequest(this,m_dripRate); |
133 | } | 157 | } |
@@ -325,11 +349,6 @@ namespace OpenSim.Region.ClientStack.LindenUDP | |||
325 | 349 | ||
326 | Deposit(deltaMS * DripRate / m_ticksPerQuantum); | 350 | Deposit(deltaMS * DripRate / m_ticksPerQuantum); |
327 | } | 351 | } |
328 | |||
329 | public void Tick() | ||
330 | { | ||
331 | m_lastDrip = Util.EnvironmentTickCount(); | ||
332 | } | ||
333 | } | 352 | } |
334 | 353 | ||
335 | public class AdaptiveTokenBucket : TokenBucket | 354 | public class AdaptiveTokenBucket : TokenBucket |
@@ -364,7 +383,14 @@ namespace OpenSim.Region.ClientStack.LindenUDP | |||
364 | get { return m_dripRate; } | 383 | get { return m_dripRate; } |
365 | set { | 384 | set { |
366 | m_dripRate = OpenSim.Framework.Util.Clamp<Int64>(value,m_minimumFlow,MaxDripRate); | 385 | m_dripRate = OpenSim.Framework.Util.Clamp<Int64>(value,m_minimumFlow,MaxDripRate); |
367 | m_burstRate = (Int64)((double)m_dripRate * m_quantumsPerBurst); | 386 | |
387 | double rate = m_dripRate; | ||
388 | if (rate > m_minimumDripRate * m_quantumsPerBurst) | ||
389 | rate = m_minimumDripRate * m_quantumsPerBurst; | ||
390 | else if (rate < m_minimumDripRate) | ||
391 | rate = m_minimumDripRate; | ||
392 | m_burstRate = (Int64)rate; | ||
393 | |||
368 | if (m_parent != null) | 394 | if (m_parent != null) |
369 | m_parent.RegisterRequest(this,m_dripRate); | 395 | m_parent.RegisterRequest(this,m_dripRate); |
370 | } | 396 | } |