OpenSim
/
OpenSimMirror
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

fix priorityQueue to correctly use the fairness counts starting at 8 for 

nonimediate queues. Imediate queues where not taken into account so it
 was unused.
avinationmerge
UbitUmarov 2012-09-26 00:17:54 +01:00
parent ef3d44240e
commit 5d986002fd
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
OpenSim/Framework/PriorityQueue.cs
View File

@ -45,7 +45,8 @@ namespace OpenSim.Framework
/// <summary>
/// Total number of queues (priorities) available
/// </summary>
public const uint NumberOfQueues = 12;
public const uint NumberOfQueues = 12; // includes immediate queues, m_queueCounts need to be set acording
/// <summary>
/// Number of queuest (priorities) that are processed immediately
@ -60,7 +61,8 @@ namespace OpenSim.Framework
// each pass. weighted towards the higher priority queues
private uint m_nextQueue = 0;
private uint m_countFromQueue = 0;
private uint[] m_queueCounts = { 8, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1 };
// first queues are imediate, so no counts
private uint[] m_queueCounts = {0, 0, 8, 4, 4, 2, 2, 2, 2, 1, 1, 1};
// next request is a counter of the number of updates queued, it provides
// a total ordering on the updates coming through the queue and is more
@ -137,7 +139,7 @@ namespace OpenSim.Framework
/// </summary>
public bool TryDequeue(out IEntityUpdate value, out Int32 timeinqueue)
{
// If there is anything in priority queue 0, return it first no
// If there is anything in imediate queues, return it first no
// matter what else. Breaks fairness. But very useful.
for (int iq = 0; iq < NumberOfImmediateQueues; iq++)
{
@ -172,14 +174,13 @@ namespace OpenSim.Framework
}
// Find the next non-immediate queue with updates in it
for (int i = 0; i < NumberOfQueues; ++i)
for (uint i = NumberOfImmediateQueues; i < NumberOfQueues; ++i)
{
m_nextQueue = (uint)((m_nextQueue + 1) % NumberOfQueues);
m_countFromQueue = m_queueCounts[m_nextQueue];
m_nextQueue++;
if(m_nextQueue >= NumberOfQueues)
m_nextQueue = NumberOfImmediateQueues;
// if this is one of the immediate queues, just skip it
if (m_nextQueue < NumberOfImmediateQueues)
continue;
m_countFromQueue = m_queueCounts[m_nextQueue];
if (m_heaps[m_nextQueue].Count > 0)
{
@ -189,7 +190,6 @@ namespace OpenSim.Framework
m_lookupTable.Remove(item.Value.Entity.LocalId);
timeinqueue = Util.EnvironmentTickCountSubtract(item.EntryTime);
value = item.Value;
return true;
}
}