Messages in this thread | | | Date | Tue, 3 Apr 2007 10:51:32 +0200 | From | Ingo Molnar <> | Subject | Re: Poor UDP performance using 2.6.21-rc5-rt5 |
| |
* David Sperry <dave_sperry@ieee.org> wrote:
> > there are a few other things i'm working on to improve this. I've > > uploaded -rt9 which is the current state of affairs. Note that using > > -rt9 you'll likely only see IRQ-8406 overhead in the system, because > > i've added an optimization to do process the softirq-net-tx workload > > in the hardirq thread if the priority of the two is the same (which > > is the default behavior). But -rt9 is still work in progress that is > > not fully finished yet: in some cases i'm seeing 'fluctuating > > performance' problems on forcedeth that werent there before. > > I tried -rt9 and saw some odd 'fluctuating performance'. I'll try it > again tomorrow when I am much closer to the box's power button.
could you try -rt10? I've improved hardirq/softirq threading performance some more, and have tuned the forcedeth driver too.
Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |