[ovs-dev] [PATCH] ofproto: Increase default datapath max_idle time.
Ben Pfaff
blp at nicira.com
Thu Sep 18 21:48:22 UTC 2014
On Thu, Sep 18, 2014 at 05:24:12PM -0300, Flavio Leitner wrote:
> On Thu, Sep 18, 2014 at 01:18:57PM -0700, Ethan Jackson wrote:
> > In our experience, most people actually expect this number to be
> > fairly high. For example, our traffic generator runs a little bit of
> > traffic to populate caches, pauses for a couple of seconds, before
> > finally starting the main test. On top of that, we've had some minor
> > complaints from people managing deployments about how low this number
> > is.
> >
> > Originally we used 1.5 seconds because the flow revalidation was so
> > slow that we wanted to seriously limit the size of the flow table to
> > be sure we can keep up. However, now that we've made such scale
> > improvements, bumping the default up seems reasonable.
> >
> > All of that said, we don't feel all that strongly about this change,
> > is there a specific concern you have? Perhaps we can address it...
>
> Not anymore, you addressed all my concerns in your reply.
> Thanks for explaining it,
Ethan, I hope you will add this context to the commit message?
Thanks,
Ben.
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