Hi Ori, could you please capture the first 10 packets when you connect to the remote server for me. I would like to check something. Thanks.
- mh On Wed, Jun 26, 2013 at 10:05 AM, Ori Barak <[email protected]> wrote: > Hi, > > > > I have an application running on windows using ZMQ Push\Pull TCP sockets. > > The client\server machines I use have a 1 GB bandwidth. > > When sending messages between 2 close servers (round trip time <1ms) I get a > rate of about ~110MB/sec. When sending messages between two remote servers > (round trip ~70ms) I get ~1.5MB/sec. I was under the impression that the RTT > shouldn’t affect much on the throughput since the TCP window scaling option > is enabled in windows by default > (http://en.wikipedia.org/wiki/TCP_window_scale_option ) thus window size can > increase up to 1,073,725,440 bytes which basically means the RTT should have > little effect. > > > > If I open multiple channels on the client side on the same destination port > I can get more utilization but I would rather have a single channel working > faster. > > > > Any ZMQ\TCP configuration I can change to increase network utilization? > > > > Thanks, > > Ori > > > > > > > _______________________________________________ > zeromq-dev mailing list > [email protected] > http://lists.zeromq.org/mailman/listinfo/zeromq-dev > _______________________________________________ zeromq-dev mailing list [email protected] http://lists.zeromq.org/mailman/listinfo/zeromq-dev
