[Lguest] [PATCHv2 RFC 0/4] virtio and vhost-net capacity handling

Krishna Kumar2 krkumar2 at in.ibm.com
Mon Jun 13 23:38:51 EST 2011


> Krishna Kumar2/India/IBM at IBMIN wrote on 06/13/2011 07:02:27 PM:

...

> With 16K, there was an improvement in SD, but
> higher sessions seem to slightly degrade BW/SD:

I meant to say "With 16K, there was an improvement in BW"
above. Again the numbers are not very reproducible,
I will test with remote host also to see if I get more
consistent numbers.

Thanks,

- KK

>
> ______________________________
> #sessions  BW%      SD%
> ______________________________
> 1          30.9    -25.0
> 2          16.5    -19.4
> 4         -1.3      7.9
> 8          1.4      6.2
> 16         3.9     -5.4
> 32         0        4.3
> 48        -.5        .1
> 64         32.1    -1.5
> 96        -2.1      23.2
> 128       -7.4      3.8
> ______________________________
> BW: 5.0          SD: 7.5



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