private void Go(CommandRequest[] batch)
{
_batchSizes.Add(batch.Length);
_journalWriter.AppendAsync(batch.Select(ctx => ctx.Command))
.ContinueWith(t => _dispatcher.Post(batch));
SetTimer();
}
/// <summary>
/// Send the contents of the buffer to the
/// journal and wait for the response
/// </summary>
private void Flush()
{
var commands = _buffer
.Take(_bufferedRequests)
.Select(e => e.Transaction as Command);
_journal.AppendAsync(commands).Wait();
_bufferedRequests = 0;
}
private void Go()
{
if (_commandBuffer.Count > 0)
{
var self = Self;
var batch = _commandBuffer.ToArray();
var task = _journalWriter.AppendAsync(batch.Select(ctx => (Command)ctx.Transaction));
_commandBuffer.Clear();
_waitingForJournalAck.Enqueue(batch);
task.ContinueWith(t => self.Tell(JournalAcknowledgement.Instance));
}
}
private void QueueConsumer()
{
var buf = new List <Request>(10000);
while (true)
{
Request request;
if (_commandQueue.IsCompleted)
{
break;
}
//wait for a first item
if (!_commandQueue.TryTake(out request, TimeSpan.FromSeconds(1)))
{
continue;
}
buf.Add(request);
//take the rest but don't wait
while (buf.Count < _batchSize && _commandQueue.TryTake(out request))
{
buf.Add(request);
}
//at this point we have at least one request to process
var requests = buf.ToArray();
buf.Clear();
var commands = requests.Select(r => (Command)r.Transaction);
_journalWriter.AppendAsync(commands).ContinueWith(t =>
{
foreach (var r in requests)
{
_executor.Push(r);
}
});
}
}