public static ParallelStack Build(ClrRuntime runtime)
{
var ps = new ParallelStack();
var stackFrames = new List <ClrStackFrame>(64);
foreach (var thread in runtime.Threads)
{
stackFrames.Clear();
foreach (var stackFrame in thread.StackTrace.Reverse())
{
if (stackFrame.Kind != ClrStackFrameType.ManagedMethod)
{
continue;
}
stackFrames.Add(stackFrame);
}
if (stackFrames.Count == 0)
{
continue;
}
ps.AddStack(thread.ManagedThreadId, stackFrames.ToArray());
}
return(ps);
}
private void WriteStack(ParallelStack stack, int increment = 0)
{
var alignment = new string(' ', padding *increment);
if (stack.Stacks.Count == 0)
{
var lastFrame = stack.Frame;
Console.Write($"{Environment.NewLine}{alignment}");
WriteFrameSeparator(" ~~~~");
//Console.Write($"{Environment.NewLine}{alignment}{stack.ThreadIds.Count,padding} ");
WriteCount($"{Environment.NewLine}{alignment}{stack.ThreadIds.Count,padding} ");
WriteFrame(lastFrame);
return;
}
foreach (var nextStackFrame in stack.Stacks.OrderBy(s => s.ThreadIds.Count))
{
WriteStack(nextStackFrame,
(nextStackFrame.ThreadIds.Count == stack.ThreadIds.Count) ? increment : increment + 1);
}
var currentFrame = stack.Frame;
//Console.Write($"{Environment.NewLine}{alignment}{stack.ThreadIds.Count,padding} ");
WriteCount($"{Environment.NewLine}{alignment}{stack.ThreadIds.Count,padding} ");
WriteFrame(currentFrame);
}
private void AddStack(int threadId, ClrStackFrame[] frames, int index = 0)
{
ThreadIds.Add(threadId);
var firstFrame = frames[index].DisplayString;
var callstack = Stacks.FirstOrDefault(s => s.Frame.Text == firstFrame);
if (callstack == null)
{
callstack = new ParallelStack(frames[index]);
Stacks.Add(callstack);
}
if (index == frames.Length - 1)
{
callstack.ThreadIds.Add(threadId);
return;
}
callstack.AddStack(threadId, frames, index + 1);
}
static ParallelStack BuildParallelStacks(string dumpFile, string dacFilePath)
{
DataTarget dataTarget = null;
ParallelStack ps = null;
try
{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
dataTarget = DataTarget.LoadCrashDump(dumpFile);
}
else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
dataTarget = DataTarget.LoadCoreDump(dumpFile);
}
else
{
Console.WriteLine("Unsupported platform...");
return(null);
}
var runtime = CreateRuntime(dataTarget, dacFilePath);
if (runtime == null)
{
return(null);
}
ps = ParallelStack.Build(runtime);
}
finally
{
dataTarget?.Dispose();
}
return(ps);
}
