[ofa-general] Re: should it be possible to run SDP over a T320?

Pradeep Satyanarayana pradeeps at linux.vnet.ibm.com
Fri Jul 13 13:58:21 PDT 2007


Rick Jones wrote:
>>> Was this data these posted on-list? I didn't see it.
>>>
>>
>> Hasn't been.  I presume that folks are curious?-)
> 
>               RedHat Enterprise Linux 5
>               Single-Stream Performance
> 
>                              Bulk Transfer                "Latency"
>                          Unidir            Bidir
>     Card          Mbit/s SDx   SDr   Mbit/s SDx   SDr   Tran/s SDx   SDr
> -------------------------------------------------------------------------
>  AD313A  IPoIB 1.1 2970 4.418 4.544  3530  3.59  3.95  19290 n/a   n/a
>  AD313A  SDP   1.1 7810 0.453 1.048 12820  0.69  0.68  38030 26.29 26.29
>  AD313A  SDP p0    7810 0.346 0.527 12670  0.42  0.43  19380 n/a   n/a
>  AD313A  IPoIP 1.2 5510 0.426 1.593  5730  n/a   n/a   18990 n/a   n/a
>  AD313A  SDP   1.2 7820 0.409 1.047 12890  0.64  0.68  41988 25.89 26.32
>  AD313A SDP p0 1.2 7820 0.309 0.517 12760  0.36  0.36  19800 15.47 15.72
> 
> netperf, -s 1M -S 1M -m 64K on the unidir tests (TCP_STREAM, 
> SDP_STREAM), -s 1M -S 1M -r 64K -b 12 for the bidirectional [SDP|TCP]_RR 
> test, -r 1 for the [TCP|SDP]_RR test.
> 

What was the mtu used for these tests?

Pradeep




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