public static unsafe void NonGCHeap(Int32 numberIterations)
{
System.Collections.ArrayList al = new System.Collections.ArrayList();
for (int i = 0; i < numberIterations; ++i)
{
InterOpObj ioo = new InterOpObj();
if (i % giveOutEveryN == 0)
{
IntPtr mem = Marshal.AllocHGlobal(sizeof(int) * 5);
Marshal.WriteInt32(new IntPtr(mem.ToInt32() + sizeof(int) * 0), ioo.a);
Marshal.WriteInt32(new IntPtr(mem.ToInt32() + sizeof(int) * 1), ioo.b);
Marshal.WriteInt32(new IntPtr(mem.ToInt32() + sizeof(int) * 2), ioo.c);
Marshal.WriteInt32(new IntPtr(mem.ToInt32() + sizeof(int) * 3), ioo.d);
Marshal.WriteInt32(new IntPtr(mem.ToInt32() + sizeof(int) * 4), ioo.e);
al.Add(mem);
}
if (i % runGCEveryN == 0)
{
System.GC.Collect();
}
}
foreach (IntPtr mem in al)
{
Marshal.FreeHGlobal(mem);
}
al.Clear();
System.GC.Collect();
}
public static void AllocationOnly(Int32 numberIterations)
{
System.Collections.ArrayList al = new System.Collections.ArrayList();
for (int i = 0; i < numberIterations; ++i)
{
InterOpObj ioo = new InterOpObj();
if (i % runGCEveryN == 0)
{
System.GC.Collect();
}
}
al.Clear();
System.GC.Collect();
}
public static void NoPinEnd(Int32 numberIterations)
{
System.Collections.ArrayList al = new System.Collections.ArrayList();
for (int i = 0; i < numberIterations; ++i)
{
InterOpObj ioo = new InterOpObj();
if (i > ((numberIterations - numberIterations / giveOutEveryN) - 1))
{
al.Add(ioo);
}
if (i % runGCEveryN == 0)
{
System.GC.Collect();
}
}
al.Clear();
System.GC.Collect();
}
public static void TempGCHandle(Int32 numberIterations)
{
System.Collections.ArrayList al = new System.Collections.ArrayList();
for (int i = 0; i < numberIterations; ++i)
{
InterOpObj ioo = new InterOpObj();
if (i % giveOutEveryN == 0)
{
al.Add(GCHandle.Alloc(ioo, GCHandleType.Pinned));
GCHandle g = (GCHandle)al[al.Count - 1];
g.Free();
}
if (i % runGCEveryN == 0)
{
System.GC.Collect();
}
}
al.Clear();
System.GC.Collect();
}
unsafe public static void TempPin(Int32 numberIterations)
{
System.Collections.ArrayList al = new System.Collections.ArrayList();
for (int i = 0; i < numberIterations; ++i)
{
InterOpObj ioo = new InterOpObj();
if (i % giveOutEveryN == 0)
{
fixed(int *p = &ioo.a)
{
al.Add(*p);
}
}
if (i % runGCEveryN == 0)
{
System.GC.Collect();
}
}
System.GC.Collect();
}
public static void Fragment(Int32 numberIterations)
{
System.Collections.ArrayList al = new System.Collections.ArrayList();
for (int i = 0; i < numberIterations; ++i)
{
InterOpObj ioo = new InterOpObj();
if (i % giveOutEveryN == 0)
{
al.Add(GCHandle.Alloc(ioo, GCHandleType.Pinned));
}
if (i % runGCEveryN == 0)
{
System.GC.Collect();
}
}
foreach (GCHandle g in al)
{
g.Free();
}
al.Clear();
System.GC.Collect();
}
