Auto ack it did 8k msgs/sec.
Using transactions, and one msg/transaction it did 5.5k.

This was p2p, 1:1 run 16 times in parallel, to give the best possible
opportunity for parallelism and tricks like write combining. I was
impressed.

On 08/11/2007, Robert Greig <[EMAIL PROTECTED]> wrote:
>
> On 08/11/2007, Rupert Smith <[EMAIL PROTECTED]> wrote:
>
> > By batching, I mean that on a disk that can only do maybe 500 IOPS, by
> > combining (batching) writes, it manages 8k msgs/sec. We can get similar
> > results for Qpid when running under transactions, and sending 10
> > msgs/transaction, but in auto ack mode our write combining strategy does
> not
> > seem to be quite so effective, giving a result closer to the 500 for
> that
> > particular test. I'm not sure exactly why that is. Perhaps its all down
> to
> > our choice of transaction logger. Perhaps our write combining strategy
> is
> > not active in auto ack mode.
>
> So you're saying that Swift can do 8k msgs/sec with a single commit per
> message?
>
> RG
>

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