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Enhance Profiler with memory allocation metrics

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max
2026-08-05 13:25:14 +02:00
parent 7853a768de
commit d9582aecdd
2 changed files with 58 additions and 23 deletions
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Nerfed.Runtime/Profiler.cs
+28 -5
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@@ -39,13 +39,15 @@ public static class Profiler
public readonly struct LabelMetrics
{
public LabelMetrics(double inclusiveMs, double selfMs, uint calls, double minInclusiveMs, double maxInclusiveMs)
public LabelMetrics(double inclusiveMs, double selfMs, uint calls, double minInclusiveMs, double maxInclusiveMs, long allocatedBytes, long selfAllocatedBytes)
{
InclusiveMs = inclusiveMs;
SelfMs = selfMs;
Calls = calls;
MinInclusiveMs = minInclusiveMs;
MaxInclusiveMs = maxInclusiveMs;
AllocatedBytes = allocatedBytes;
SelfAllocatedBytes = selfAllocatedBytes;
}
public double InclusiveMs { get; }
@@ -53,6 +55,8 @@ public static class Profiler
public uint Calls { get; }
public double MinInclusiveMs { get; }
public double MaxInclusiveMs { get; }
public long AllocatedBytes { get; }
public long SelfAllocatedBytes { get; }
}
public readonly struct RollingLabelMetrics
@@ -340,6 +344,8 @@ public static class Profiler
{
double inclusiveMs = node.ElapsedMilliseconds();
double selfMs = node.SelfMilliseconds();
long allocBytes = node.AllocatedBytes;
long selfAllocBytes = node.SelfAllocatedBytes();
if (labelMetrics.TryGetValue(node.Label, out LabelMetrics current))
{
@@ -348,11 +354,13 @@ public static class Profiler
current.SelfMs + selfMs,
current.Calls + 1,
Math.Min(current.MinInclusiveMs, inclusiveMs),
Math.Max(current.MaxInclusiveMs, inclusiveMs));
Math.Max(current.MaxInclusiveMs, inclusiveMs),
current.AllocatedBytes + allocBytes,
current.SelfAllocatedBytes + selfAllocBytes);
}
else
{
labelMetrics[node.Label] = new LabelMetrics(inclusiveMs, selfMs, 1, inclusiveMs, inclusiveMs);
labelMetrics[node.Label] = new LabelMetrics(inclusiveMs, selfMs, 1, inclusiveMs, inclusiveMs, allocBytes, selfAllocBytes);
}
if (categoryMetrics.TryGetValue(node.Category, out LabelMetrics categoryCurrent))
@@ -362,11 +370,13 @@ public static class Profiler
categoryCurrent.SelfMs + selfMs,
categoryCurrent.Calls + 1,
Math.Min(categoryCurrent.MinInclusiveMs, inclusiveMs),
Math.Max(categoryCurrent.MaxInclusiveMs, inclusiveMs));
Math.Max(categoryCurrent.MaxInclusiveMs, inclusiveMs),
categoryCurrent.AllocatedBytes + allocBytes,
categoryCurrent.SelfAllocatedBytes + selfAllocBytes);
}
else
{
categoryMetrics[node.Category] = new LabelMetrics(inclusiveMs, selfMs, 1, inclusiveMs, inclusiveMs);
categoryMetrics[node.Category] = new LabelMetrics(inclusiveMs, selfMs, 1, inclusiveMs, inclusiveMs, allocBytes, selfAllocBytes);
}
for (int i = 0; i < node.Children.Count; i++)
@@ -423,8 +433,11 @@ public static class Profiler
public long EndTime { get; private set; }
public int ManagedThreadId { get; private set; }
public List<ScopeNode> Children { get; } = new List<ScopeNode>();
public long AllocatedBytes { get; private set; }
internal ScopeNode Parent { get; private set; }
internal long ChildrenDurationTicks { get; private set; }
internal long ChildrenAllocatedBytes { get; private set; }
private long allocatedBytesAtStart;
internal void Reset(string label, string category, ulong tagMask, int managedThreadId, ScopeNode parent)
{
@@ -436,7 +449,10 @@ public static class Profiler
StartTime = Stopwatch.GetTimestamp();
EndTime = 0;
ChildrenDurationTicks = 0;
ChildrenAllocatedBytes = 0;
AllocatedBytes = 0;
Children.Clear();
allocatedBytesAtStart = GC.GetAllocatedBytesForCurrentThread();
}
internal void End()
@@ -447,9 +463,11 @@ public static class Profiler
}
EndTime = Stopwatch.GetTimestamp();
AllocatedBytes = Math.Max(0, GC.GetAllocatedBytesForCurrentThread() - allocatedBytesAtStart);
if (Parent != null)
{
Parent.ChildrenDurationTicks += Math.Max(0, EndTime - StartTime);
Parent.ChildrenAllocatedBytes += AllocatedBytes;
}
}
@@ -465,6 +483,11 @@ public static class Profiler
return ((double)selfTicks) * 1000 / Stopwatch.Frequency;
}
public long SelfAllocatedBytes()
{
return Math.Max(0, AllocatedBytes - ChildrenAllocatedBytes);
}
internal ScopeNode AddChild(string label, string category, ulong tagMask)
{
ScopeNode child = RentNode(label, category, tagMask, ManagedThreadId, this);