From: Bill Fink <[EMAIL PROTECTED]> Date: Wed, 10 Oct 2007 12:02:15 -0400
> On Tue, 09 Oct 2007, David Miller wrote: > > > We have to keep in mind, however, that the sw queue right now is 1000 > > packets. I heavily discourage any driver author to try and use any > > single TX queue of that size. Which means that just dropping on back > > pressure might not work so well. > > > > Or it might be perfect and signal TCP to backoff, who knows! :-) > > I can't remember the details anymore, but for 10-GigE, I have encountered > cases where I was able to significantly increase TCP performance by > increasing the txqueuelen to 10000, which is the setting I now use for > any 10-GigE testing. For some reason this does not surprise me. We bumped the ethernet default up to 1000 for gigabit. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
