public StatSnapshot(Stopwatch sw, bool start)
{
this = new StatSnapshot();
if (!start)
{
// end of measurement, first stop timer then collect/count
sw.Stop();
Elapsed = sw.Elapsed.Ticks;
// NB we exclude forced GC from counters,
// by measuring memory before forced GC we could
// calculate uncollected garbage
Memory = GC.GetTotalMemory(false);
}
//GC.Collect(2, GCCollectionMode.Forced, true);
//GC.WaitForPendingFinalizers();
//GC.Collect(2, GCCollectionMode.Forced, true);
//GC.WaitForPendingFinalizers();
Gc0 = GC.CollectionCount(0);
Gc1 = GC.CollectionCount(1);
Gc2 = GC.CollectionCount(2);
if (start)
{
Memory = GC.GetTotalMemory(false);
// start timer after collecting GC stat
sw.Restart();
}
}
/// <inheritdoc />
public void Dispose()
{
var statEntry = new StatSnapshot(Stopwatch, false);
Interlocked.Exchange(ref _sw, Stopwatch);
_statSnapshot.Elapsed = statEntry.Elapsed;
_statSnapshot.Gc0 = statEntry.Gc0 - _statSnapshot.Gc0;
_statSnapshot.Gc1 = statEntry.Gc1 - _statSnapshot.Gc1;
_statSnapshot.Gc2 = statEntry.Gc2 - _statSnapshot.Gc2;
_statSnapshot.Memory = statEntry.Memory - _statSnapshot.Memory;
var list = Stats.GetOrAdd(CaseName, (s1) => new List <Stat>());
list.Add(this);
if (!_silent && !ForceSilence)
{
if (!_headerIsPrinted)
{
PrintHeader(null, null, unit: _unit);
_headerIsPrinted = true;
}
Console.WriteLine(ToString());
}
}
/// <inheritdoc />
public void Dispose()
{
var statEntry = new StatSnapshot(_stopwatch, false);
Interlocked.Exchange(ref _sw, _stopwatch);
_statSnapshot._elapsed = statEntry._elapsed;
_statSnapshot._gc0 = statEntry._gc0 - _statSnapshot._gc0 - 2;
_statSnapshot._gc1 = statEntry._gc1 - _statSnapshot._gc1 - 2;
_statSnapshot._gc2 = statEntry._gc2 - _statSnapshot._gc2 - 2;
_statSnapshot._memory = statEntry._memory - _statSnapshot._memory;
var list = _stats.GetOrAdd(_caseName, (s1) => new List <Stat>());
list.Add(this);
if (!_silent && !ForceSilence)
{
if (!_headerIsPrinted)
{
PrintHeader(null, null);
_headerIsPrinted = true;
}
Console.WriteLine(ToString());
}
}
internal Stat(string caseName, Stopwatch sw, int innerLoopCount, bool silent = false)
{
_caseName = caseName;
_stopwatch = sw;
_innerLoopCount = innerLoopCount;
_silent = silent;
_statSnapshot = new StatSnapshot(_stopwatch, true);
}
internal Stat(string caseName, Stopwatch sw, long innerLoopCount, bool silent = false, string unit = null)
{
CaseName = caseName;
Stopwatch = sw;
InnerLoopCount = innerLoopCount;
_silent = silent;
_unit = unit;
_statSnapshot = new StatSnapshot(Stopwatch, true);
}
