private static CPUID[][] GroupThreadsByCore(IEnumerable <CPUID> threads)
{
SortedDictionary <uint, List <CPUID> > cores =
new SortedDictionary <uint, List <CPUID> >();
foreach (CPUID thread in threads)
{
List <CPUID> coreList;
cores.TryGetValue(thread.CoreId, out coreList);
if (coreList == null)
{
coreList = new List <CPUID>();
cores.Add(thread.CoreId, coreList);
}
coreList.Add(thread);
}
CPUID[][] coreThreads = new CPUID[cores.Count][];
int index = 0;
foreach (List <CPUID> list in cores.Values)
{
coreThreads[index] = list.ToArray();
index++;
}
return(coreThreads);
}
private static CPUID[][] GetProcessorThreads()
{
List <CPUID> threads = new List <CPUID>();
for (int i = 0; i < ThreadAffinity.ProcessorGroupCount; i++)
{
for (int j = 0; j < 64; j++)
{
try {
if (!ThreadAffinity.IsValid(GroupAffinity.Single((ushort)i, j)))
{
continue;
}
var cpuid = CPUID.Get(i, j);
if (cpuid != null)
{
threads.Add(cpuid);
}
} catch (ArgumentOutOfRangeException) {
}
}
}
SortedDictionary <uint, List <CPUID> > processors =
new SortedDictionary <uint, List <CPUID> >();
foreach (CPUID thread in threads)
{
List <CPUID> list;
processors.TryGetValue(thread.ProcessorId, out list);
if (list == null)
{
list = new List <CPUID>();
processors.Add(thread.ProcessorId, list);
}
list.Add(thread);
}
CPUID[][] processorThreads = new CPUID[processors.Count][];
int index = 0;
foreach (List <CPUID> list in processors.Values)
{
processorThreads[index] = list.ToArray();
index++;
}
return(processorThreads);
}