protected void StoreInSummarizeItem(MeterItem meterItem, int adjustedTail)
{
var newSummary = new SummerizedItem
{
TotalTimeStart = meterItem.Start,
TotalTimeEnd = meterItem.End,
Count = 1,
MaxTime = meterItem.Duration,
MinTime = meterItem.Duration,
TotalTime = meterItem.Duration,
TotalCounter = meterItem.Counter,
};
for (int i = 0; i < Buffer.Length; i++)
{
var oldVal = Interlocked.Exchange(ref Buffer[(adjustedTail + i) % Buffer.Length], null);
if (oldVal != null)
{
newSummary.TotalTimeStart = newSummary.TotalTimeStart > oldVal.Start ? oldVal.Start : newSummary.TotalTimeStart;
newSummary.TotalTimeEnd = newSummary.TotalTimeEnd > oldVal.End ? newSummary.TotalTimeEnd : oldVal.End;
newSummary.Count++;
newSummary.MaxTime = newSummary.MaxTime > oldVal.Duration ? newSummary.MaxTime : oldVal.Duration;
newSummary.MinTime = newSummary.MinTime > oldVal.Duration ? oldVal.Duration : newSummary.MinTime;
newSummary.TotalCounter += oldVal.Counter;
newSummary.TotalTime += oldVal.Duration;
}
}
var increment = Interlocked.Increment(ref _summerizedPos);
_summerizedBuffer[increment % _summerizedBuffer.Length] = newSummary;
}
internal void Mark(long size, DateTime start, DateTime end, IoMetrics.MeterType type)
{
var meterItem = new MeterItem
{
Start = start,
Size = size,
Type = type,
End = end
};
var pos = Interlocked.Increment(ref _bufferPos);
var adjustedTail = pos % _buffer.Length;
if (Interlocked.CompareExchange(ref _buffer[adjustedTail], meterItem, null) == null)
{
return;
}
var newSummary = new SummerizedItem
{
TotalTimeStart = meterItem.Start,
TotalTimeEnd = meterItem.End,
Count = 1,
MaxTime = meterItem.Duration,
MinTime = meterItem.Duration,
TotalTime = meterItem.Duration,
TotalSize = meterItem.Size,
Type = meterItem.Type
};
for (int i = 0; i < _buffer.Length; i++)
{
var oldVal = Interlocked.Exchange(ref _buffer[(adjustedTail + i) % _buffer.Length], null);
if (oldVal != null)
{
newSummary.TotalTimeStart = newSummary.TotalTimeStart > oldVal.Start ? oldVal.Start : newSummary.TotalTimeStart;
newSummary.TotalTimeEnd = newSummary.TotalTimeEnd > oldVal.End ? newSummary.TotalTimeEnd : oldVal.End;
newSummary.Count++;
newSummary.MaxTime = newSummary.MaxTime > oldVal.Duration ? newSummary.MaxTime : oldVal.Duration;
newSummary.MinTime = newSummary.MinTime > oldVal.Duration ? oldVal.Duration : newSummary.MinTime;
newSummary.TotalSize += oldVal.Size;
newSummary.TotalTime += oldVal.Duration;
}
}
var increment = Interlocked.Increment(ref _summerizedPos);
_summerizedBuffer[increment % _summerizedBuffer.Length] = newSummary;
}
public IoMeterBuffer(int metricsBufferSize, int summaryBufferSize)
{
_buffer = new MeterItem[metricsBufferSize];
_summerizedBuffer = new SummerizedItem[summaryBufferSize];
}
internal void Mark(ref DurationMeasurement item)
{
var meterItem = new MeterItem
{
Start = item.Start,
Size = item.Size,
FileSize = item.FileSize,
Type = item.Type,
End = item.End,
CompressedSize = item.CompressedSize,
Acceleration = item.Acceleration,
};
item.OnFileChange?.Invoke(meterItem);
var pos = Interlocked.Increment(ref _bufferPos);
var adjustedTail = pos % _buffer.Length;
if (Interlocked.CompareExchange(ref _buffer[adjustedTail], meterItem, null) == null)
{
return;
}
var newSummary = new SummerizedItem
{
TotalTimeStart = meterItem.Start,
TotalTimeEnd = meterItem.End,
Count = 1,
TotalCompressedSize = meterItem.CompressedSize,
MaxAcceleration = meterItem.Acceleration,
MinAcceleration = meterItem.Acceleration,
MaxTime = meterItem.Duration,
MinTime = meterItem.Duration,
TotalTime = meterItem.Duration,
TotalSize = meterItem.Size,
TotalFileSize = meterItem.FileSize,
Type = meterItem.Type
};
for (int i = 0; i < _buffer.Length; i++)
{
var oldVal = Interlocked.Exchange(ref _buffer[(adjustedTail + i) % _buffer.Length], null);
if (oldVal != null)
{
newSummary.TotalTimeStart = newSummary.TotalTimeStart > oldVal.Start ? oldVal.Start : newSummary.TotalTimeStart;
newSummary.TotalTimeEnd = newSummary.TotalTimeEnd > oldVal.End ? newSummary.TotalTimeEnd : oldVal.End;
newSummary.Count++;
newSummary.MaxAcceleration = Math.Max(newSummary.MaxAcceleration, oldVal.Acceleration);
newSummary.MinAcceleration = Math.Min(newSummary.MinAcceleration, oldVal.Acceleration);
newSummary.MaxTime = newSummary.MaxTime > oldVal.Duration ? newSummary.MaxTime : oldVal.Duration;
newSummary.MinTime = newSummary.MinTime > oldVal.Duration ? oldVal.Duration : newSummary.MinTime;
newSummary.TotalSize += oldVal.Size;
newSummary.TotalCompressedSize += oldVal.CompressedSize;
newSummary.TotalFileSize = oldVal.FileSize; // take last size to history
newSummary.TotalTime += oldVal.Duration;
}
}
var increment = Interlocked.Increment(ref _summerizedPos);
_summerizedBuffer[increment % _summerizedBuffer.Length] = newSummary;
}