[ovs-dev] [PATCH 1/8] gre: Disable checksums by default.
jesse at nicira.com
Wed Aug 18 16:48:40 UTC 2010
On Wed, Aug 18, 2010 at 12:18 PM, Ben Pfaff <blp at nicira.com> wrote:
> On Wed, Aug 18, 2010 at 12:08:45AM -0700, Jesse Gross wrote:
> > GRE checksums aren't really all that useful because they only
> > add value for the GRE and inner Ethernet header. However, they
> > are expensive since they cover the entire packet, even though
> > most of the data is protected by L3 and L4 checksums. Therefore
> > disable checksumming by default to improve performance. In addition,
> > since CAPWAP doesn't support checkums this makes it consistent with
Hmm, "checkums" sounds like the Southern version of checksums...
> > GRE.
> Looks good. Would it be worthwhile to explain the tradeoff, as you do
> above, in vswitch.xml?
Good idea, I added that.
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the dev