[ovs-dev] [PATCH] Add VLAN splinters unit test.
Ben Pfaff
blp at nicira.com
Tue Jun 25 21:25:00 UTC 2013
On Tue, Jun 25, 2013 at 02:14:49PM -0700, Alex Wang wrote:
> But I still want to ask, what is the performance cost caused by using
> vlan-splinter? Is that in that the using device driver can be faster than
> matching datapath flow?
Looking up the splinter ports, on input and output, in an extra hash
table has some cost. There is also some extra in-kernel time and
space cost due to the extra devices. I have not measured whether
these costs are significant; I cannot guess.
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