On Thu, Jul 03, 2014 at 10:35:55AM +0100, Nikolay Denev wrote: > >> I found this white paper useful in understanding how this works : > >> http://www.cisco.com/c/en/us/products/collateral/switches/nexus-3000-series-switches/white_paper_c11-726674.pdf > > > > In real world "Reality is quite different than it actually is". > > http://www.cisco.com/c/en/us/products/collateral/switches/catalyst-6500-series-switches/white_paper_c11-696669.html > > > > See "Packet Path Theory of Operation. Ingress Mode". > > > > Interesting, however this seems like implementation specific detail, > and not limitation of native 40Gbit ethernet.
I see some perfomance tests on solaris and 40G link. In this test perfomance limited about 10Gbit per flow. May be I found links to this test. May be some NIC's implementation specific detail also limited performance per flow. > Still, it's something that one must be aware of (esp when dealing with > Cisco gear :) ) > > I wonder why they are not doing something like this : > http://blog.ipspace.net/2011/04/brocade-vcs-fabric-has-almost-perfect.html > > --Nikolay _______________________________________________ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"
