svn commit: r191259 - head/sys/netinet
Kip Macy
kmacy at freebsd.org
Mon Apr 20 15:46:46 UTC 2009
> Hmm, such a scheme raises suspicion that in your particular case very few flow
> cache lookups could be serviced from CPU caches. 16MB + 80MB sounds to be in
> range with memory footprint of a DFZ table stored in our normal radix tree -
> so where's the benefit of the flow cache?
>
Well its a contrived example, you're not going to have any locality in
either case. In a more common CDN scenario you don't have more than
20k clients, but FreeBSD could still not be used as an edge router
because it could not handle forwarding 20Gbps.
-Kip
More information about the svn-src-head
mailing list