Re: [PATCH net-next] hv_netvsc: don't make assumptions on struct flow_keys layout

From: David Miller
Date: Wed Jan 13 2016 - 23:57:20 EST

From: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Date: Wed, 13 Jan 2016 23:10:57 +0000

> I have done a comparison of the Toeplitz v.s. Jenkins Hash algorithms,
> and found that the Toeplitz provides much better distribution of the
> connections into send-indirection-table entries.

This fails to take into consideration how massively more expensive
Toeplitz is to compute.

This also fails to show what the real life performance implications

Just showing distributions is meaningless if it doesn't indicate
what kind of performance distrubtion A or B achieves.