[zeromq-dev] Out-of-the-box zeromq Unexpected Low Performance on Windows

[Martin Sustrik]

Allo!

Use larger testsets. With 1700 bytes of data the results are not 
relevant. Use 100,000 messages at least.

Martin

Baribeau, Christian wrote:
> Allo!
> 
>  
> 
> This is our first attempt at using zeromq. We would like receive some 
> feedback on what may be wrong with our setup and testing.
> 
>  
> 
> We conducted the performance test on two Windows XP Pro SP3 machines 
> (multi-core, 2 GHz, 2 G RAM, etc) directly connected together through 
> their 1 Gbps NIC.
> 
>  
> 
> For the performance testing, we used the local_thr.c and remote_thr.c 
> from the perf directory in release 2.0.6 zeromq source tree downloaded 
> from the web site. The libzmq library and both .c files were 
> successfully built using the MSVC 2008 Express and the MSVC project file 
> found in the source tree. No changes were made to the project settings.
> 
>  
> 
> Here is a short list of the test results (stdout) from the local_thr.exe:
> 
>  
> 
> C:\Work\TestZeroMQ>local_thr.exe tcp://192.168.35.209:667 170 10
> 
> message size: 170 [B]
> 
> message count: 10
> 
> mean throughput: 625000 [msg/s]
> 
> mean throughput: 850.000 [Mb/s]
> 
>  
> 
> C:\Work\TestZeroMQ>local_thr.exe tcp://192.168.35.209:667 170 100
> 
> message size: 170 [B]
> 
> message count: 100
> 
> mean throughput: 309 [msg/s]
> 
> mean throughput: 0.420 [Mb/s]
> 
>  
> 
> C:\Work\TestZeroMQ>local_thr.exe tcp://192.168.35.209:667 170 1000
> 
> message size: 170 [B]
> 
> message count: 1000
> 
> mean throughput: 201 [msg/s]
> 
> mean throughput: 0.273 [Mb/s]
> 
>  
> 
> C:\Work\TestZeroMQ>local_thr.exe tcp://192.168.35.209:667 170 2000
> 
> message size: 170 [B]
> 
> message count: 2000
> 
> mean throughput: 201 [msg/s]
> 
> mean throughput: 0.273 [Mb/s]
> 
>  
> 
> C:\Work\TestZeroMQ>local_thr.exe tcp://192.168.35.209:667 1700 10
> 
> message size: 1700 [B]
> 
> message count: 10
> 
> mean throughput: 24 [msg/s]
> 
> mean throughput: 0.326 [Mb/s]
> 
>  
> 
> C:\Work\TestZeroMQ>local_thr.exe tcp://192.168.35.209:667 1700 100
> 
> message size: 1700 [B]
> 
> message count: 100
> 
> mean throughput: 21 [msg/s]
> 
> mean throughput: 0.286 [Mb/s]
> 
>  
> 
> These results are not in line with the expected performance results 
> found on the zeromq web site.
> 
>  
> 
> Is this a known issue?
> 
>  
> 
> Are we make a newbie mistake somewhere?
> 
>  
> 
> Are their Windows specific build instructions/settings/issues we should 
> know?
> 
>  
> 
> Thank you
> 
>  
> 
> Christian
> 
>  
> 
>  
> 
>  
> 
> 
> ------------------------------------------------------------------------
> This e-mail from Ultra Electronics Holdings plc and any attachments to 
> it are confidential to the intended recipient and may also be 
> privileged. If you have received it in error please notify the sender 
> and delete it from your system. If you are not the intended recipient 
> you must not copy it or use it for any purpose nor disclose or 
> distribute its contents to any other person. All communications may be 
> subject to interception or monitoring for operational and/or security 
> purposes. Please rely on your own virus checking as the sender cannot 
> accept any liability for any damage arising from any bug or virus 
> infection. Ultra Electronics Holdings plc is a company registered in 
> England and Wales, registration number 2830397. The address of its 
> registered office is 417 Bridport Road, Greenford, Middlesex, UB6 8UA.
> 
> 
> ------------------------------------------------------------------------
> 
> _______________________________________________
> zeromq-dev mailing list
> zeromq-dev at lists.zeromq.org
> http://lists.zeromq.org/mailman/listinfo/zeromq-dev