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

Jeff Carr jcarr at linuxmachines.com
Mon Jun 27 17:58:33 PDT 2005


On 06/27/05 13:32, Michael S. Tsirkin wrote:

> Does this mean the bandwidth is 200-300 MByte/sec?

root at delta:~# ./fast_test.pl 10
starting sends
0 messages/sec (0 megabits/sec)
21845 messages/sec (2730 megabits/sec)
26214 messages/sec (3276 megabits/sec)
30247 messages/sec (3780 megabits/sec)
32768 messages/sec (4095 megabits/sec)
32768 messages/sec (4095 megabits/sec)
34192 messages/sec (4274 megabits/sec)
35288 messages/sec (4411 megabits/sec)
36157 messages/sec (4519 megabits/sec)
35746 messages/sec (4468 megabits/sec)

These are the results with 16KB messages; so the other speed problem is
likely due to the smaller 2KB message size or deficiencies in my code.
At any rate, this is good enough for what I need it for.

Jeff



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