public static StackSource Exceptions(this TraceEvents events, TraceProcess process = null, Predicate <TraceEvent> predicate = null)
{
// optimization only
if (process != null)
{
var start = Math.Max(events.StartTimeRelativeMSec, process.StartTimeRelativeMsec);
var end = Math.Min(events.EndTimeRelativeMSec, process.EndTimeRelativeMsec);
events = events.FilterByTime(start, end);
events = events.Filter(x => (predicate == null || predicate(x)) && x.ProcessID == process.ProcessID);
}
else
{
events = events.Filter(x => (predicate == null || predicate(x)) && x.ProcessID != 0); // TODO: Is it really correc that x.ProcessID != 0 should be there? What if we want see these?
}
var eventSource = events.GetSource();
var stackSource = new MutableTraceEventStackSource(events.Log)
{
ShowUnknownAddresses = true
};
var sample = new StackSourceSample(stackSource);
eventSource.Clr.ExceptionStart += data =>
{
sample.Metric = 1;
sample.TimeRelativeMSec = data.TimeStampRelativeMSec;
// Create a call stack that ends with the 'throw'
var nodeName = "Throw(" + data.ExceptionType + ") " + data.ExceptionMessage;
var nodeIndex = stackSource.Interner.FrameIntern(nodeName);
sample.StackIndex = stackSource.Interner.CallStackIntern(nodeIndex, stackSource.GetCallStack(data.CallStackIndex(), data));
stackSource.AddSample(sample);
};
eventSource.Kernel.MemoryAccessViolation += data =>
{
sample.Metric = 1;
sample.TimeRelativeMSec = data.TimeStampRelativeMSec;
// Create a call stack that ends with the 'throw'
var nodeName = "AccessViolation(ADDR=" + data.VirtualAddress.ToString("x") + ")";
var nodeIndex = stackSource.Interner.FrameIntern(nodeName);
sample.StackIndex = stackSource.Interner.CallStackIntern(nodeIndex, stackSource.GetCallStack(data.CallStackIndex(), data));
stackSource.AddSample(sample);
};
eventSource.Process();
stackSource.DoneAddingSamples();
return(stackSource);
}
public static StackSource AnyStacks(this TraceEvents events, TraceProcess process = null, Predicate <TraceEvent> predicate = null)
{
// optimization only
if (process != null)
{
var start = Math.Max(events.StartTimeRelativeMSec, process.StartTimeRelativeMsec);
var end = Math.Min(events.EndTimeRelativeMSec, process.EndTimeRelativeMsec);
events = events.FilterByTime(start, end);
events = events.Filter(x => (predicate == null || predicate(x)) && x.ProcessID == process.ProcessID);
}
else
{
events = events.Filter(x => (predicate == null || predicate(x)) && x.ProcessID != 0); // TODO: Is it really correc that x.ProcessID != 0 should be there? What if we want see these?
}
var stackSource = new MutableTraceEventStackSource(events.Log)
{
ShowUnknownAddresses = true
};
var sample = new StackSourceSample(stackSource);
var eventSource = events.GetSource();
eventSource.AllEvents += data =>
{
var callStackIdx = data.CallStackIndex();
StackSourceCallStackIndex stackIndex = callStackIdx != CallStackIndex.Invalid ? stackSource.GetCallStack(callStackIdx, data) : StackSourceCallStackIndex.Invalid;
var eventNodeName = "Event " + data.ProviderName + "/" + data.EventName;
stackIndex = stackSource.Interner.CallStackIntern(stackSource.Interner.FrameIntern(eventNodeName), stackIndex);
sample.StackIndex = stackIndex;
sample.TimeRelativeMSec = data.TimeStampRelativeMSec;
sample.Metric = 1;
stackSource.AddSample(sample);
};
eventSource.Process();
stackSource.DoneAddingSamples();
return(stackSource);
}
public static StackSource SingleEventTypeStack(this TraceEvents events, TraceProcess process = null, Predicate <TraceEvent> predicate = null)
{
// optimization only
if (process != null)
{
var start = Math.Max(events.StartTimeRelativeMSec, process.StartTimeRelativeMsec);
var end = Math.Min(events.EndTimeRelativeMSec, process.EndTimeRelativeMsec);
events = events.FilterByTime(start, end);
events = events.Filter(x => (predicate == null || predicate(x)) && x.ProcessID == process.ProcessID);
}
else
{
events = events.Filter(x => (predicate == null || predicate(x)) && x.ProcessID != 0); // TODO: Is it really correc that x.ProcessID != 0 should be there? What if we want see these?
}
var traceStackSource = new TraceEventStackSource(events)
{
ShowUnknownAddresses = true
};
return(CopyStackSource.Clone(traceStackSource));
}
