[openib-general] A new simple ulp (SPTS)

[Jeff Carr]

On 06/22/05 09:43, Jeff Carr wrote:
> On 06/21/2005 12:50 PM, Roland Dreier wrote:
> 
> 
>>What happens if you try replacing the send_flags line with the one you
>>have commented out?
>>
>>+	// send_wr.send_flags = IB_SEND_SIGNALED;
> 
> 
> Thanks, you are correct. IB_SEND_SIGNALED gives me the behavior I was
> expecting.

Here is an updated version and a simple perl script that tests it's
performance. With 2K messages, these were the performance numbers
between 2 systems (3.6ghz Xeon/w 133mhz/64bit pci).

root at delta:~# ./fast_test.pl 20
starting sends
0 messages/sec (0 Mb/sec)
131072 messages/sec (2047 Mb/sec)
131072 messages/sec (2047 Mb/sec)
131072 messages/sec (2047 Mb/sec)
174762 messages/sec (2730 Mb/sec)
163840 messages/sec (2559 Mb/sec)
196608 messages/sec (3071 Mb/sec)
183500 messages/sec (2867 Mb/sec)
174762 messages/sec (2730 Mb/sec)
196618 messages/sec (3072 Mb/sec)
187254 messages/sec (2925 Mb/sec)
180232 messages/sec (2816 Mb/sec)
196616 messages/sec (3072 Mb/sec)
189333 messages/sec (2958 Mb/sec)
183507 messages/sec (2867 Mb/sec)
196614 messages/sec (3072 Mb/sec)
190656 messages/sec (2978 Mb/sec)
202571 messages/sec (3165 Mb/sec)
138785 messages/sec (2168 Mb/sec)
131075 messages/sec (2048 Mb/sec)

Jeff
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