protected void DumpEventLog()
{
if (File.Exists(MeterEventsFilename))
{
File.Delete(MeterEventsFilename);
}
var f = new FileStream(MeterEventsFilename, FileMode.Create, FileAccess.Write);
var writer = new StreamWriter(f);
writer.Write(string.Format("Dumping meter event log on {0} at {1}; units are usecs\r\n", DateTime.Now.ToShortDateString(), DateTime.Now.ToShortTimeString()));
int indent = 0;
var meterStack = new List <MeterStackEntry>();
long firstEventTime = 0;
for (int i = 0; i < this.eventTrace.Count; i++)
{
short kind = this.eventTrace[i].eventKind;
long t = this.eventTrace[i].eventTime;
if (i == 0)
{
firstEventTime = t;
}
if (kind == ekInfo)
{
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}{4}", ToMicroseconds(t - firstEventTime), IndentCount(indent), "Info ", " ", this.eventTrace[i].info));
continue;
}
TimingMeter meter = GetMeterById(this.eventTrace[i].meterId);
if (kind == ekEnter)
{
indent++;
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}.{4}", ToMicroseconds(t - firstEventTime), IndentCount(indent), "Enter", meter.category, meter.title));
meterStack.Add(new MeterStackEntry(meter, t));
}
else if (kind == ekExit)
{
Debug.Assert(meterStack.Count > 0, "Meter stack is empty during ekExit");
MeterStackEntry s = meterStack[meterStack.Count - 1];
Debug.Assert(s.meter == meter, "Entered " + s.meter.title + "; Exiting " + meter.title);
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}.{4}", ToMicroseconds(t - s.eventTime), IndentCount(indent), "Exit ", meter.category, meter.title));
indent--;
meterStack.RemoveAt(meterStack.Count - 1);
}
}
writer.Close();
}
private static void DebugAddEvent(TimingMeter meter, MeterEvent evt)
{
if (evt.eventKind == ekEnter)
{
debugMeterStack.Add(new MeterStackEntry(meter, 0));
}
else if (evt.eventKind == ekExit)
{
Debug.Assert(debugMeterStack.Count > 0, "Meter stack is empty during ekExit");
MeterStackEntry s = debugMeterStack[debugMeterStack.Count - 1];
Debug.Assert(s.meter == meter, "Entered " + s.meter.title + "; Exiting " + meter.title);
debugMeterStack.RemoveAt(debugMeterStack.Count - 1);
}
else if (evt.eventKind == ekInfo)
{
// just ignore these
}
else
{
Debug.Assert(false);
}
}
protected void GenerateReport(StreamWriter writer, int start, Dictionary <string, string> options)
{
// For now, ignore options and just print the event trace
if (dumpEventLog)
{
DumpEventLog();
}
// Zero the stack depth and added time
foreach (var pair in instance.metersById)
{
TimingMeter meter = pair.Value;
meter.stackDepth = 0;
meter.addedTime = 0;
}
var meterStack = new List <MeterStackEntry>();
int indent = 0;
long firstEventTime = 0;
for (int i = 0; i < this.eventTrace.Count; i++)
{
short kind = this.eventTrace[i].eventKind;
long t = this.eventTrace[i].eventTime;
if (i == 0)
{
firstEventTime = t;
}
if (kind == ekInfo)
{
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}{4}", ToMicroseconds(t - firstEventTime), IndentCount(indent), "Info ", " ", this.eventTrace[i].info));
continue;
}
TimingMeter meter = GetMeterById(this.eventTrace[i].meterId);
if (kind == ekEnter)
{
if (meter.accumulate && meter.stackDepth == 0)
{
meter.addedTime = 0;
}
if (i >= start && (!meter.accumulate || meter.stackDepth == 0))
{
// Don't display the enter and exit if the
// exit is the very next record, and the
// elapsed usecs is less than DontDisplayUsecs
if (this.eventTrace.Count > i + 1 && this.eventTrace[i + 1].meterId == this.eventTrace[i].meterId && this.eventTrace[i + 1].eventKind == ekExit && ToMicroseconds(this.eventTrace[i + 1].eventTime - t) < DontDisplayUsecs)
{
i++;
continue;
}
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}{4}.{5}", ToMicroseconds(t - firstEventTime), IndentCount(indent), "Enter", (meter.accumulate ? "*" : " "), meter.category, meter.title));
if (!meter.accumulate)
{
indent++;
}
}
meter.stackDepth++;
meterStack.Add(new MeterStackEntry(meter, t));
}
else if (kind == ekExit)
{
Debug.Assert(meterStack.Count > 0, "Meter stack is empty during ekExit");
MeterStackEntry s = meterStack[meterStack.Count - 1];
meter.stackDepth--;
Debug.Assert(s.meter == meter);
if (meter.stackDepth > 0 && meter.accumulate)
{
meter.addedTime += t - s.eventTime;
}
else if (i >= start)
{
if (!meter.accumulate)
{
indent--;
}
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}{4}.{5}", ToMicroseconds(meter.accumulate ? meter.addedTime : t - s.eventTime), IndentCount(indent), "Exit ", (meter.accumulate ? "*" : " "), meter.category, meter.title));
}
meterStack.RemoveAt(meterStack.Count - 1);
}
}
}
