Any luck replicating this? Does anyone else have any ideas? --- Henrique de Moraes Holschuh <[EMAIL PROTECTED]> wrote:
> On Sun, 12 Feb 2006, Mark Flocco wrote: > > session. However, during times of high traffic (~8Mbps), the RTTs > > 8Mbits/s or 8Mbytes/s ? Anyway neither is much of a high traffic for > an > e1000 on a modern host, unless you're using a very, very low MTU (and > maybe > not even then). > > > increase, showing stress. Not sure if that's typical on other > > I wouldn't call that stress, unless your switch is really awful. But > an RTT > increase is expected, there's now a queue to get through. I asked > because > that also increases jitter a *lot*, so it could account for what you > observed (if the pings and pongs were being priorized over the other > traffic). > > > connections, but I don't see it on two other servers that I have > > running. > > > NAPI is turned off. > > Turn it on if the server deals with moderate/high traffic (say > > 100Mbit/s > or > 1k pps). But that will not fix the issue you have, I have NAPI > on here > and I *think* I can reproduce your findings in a empty gigE to gigEsw > to > gigE connection where one of the ends is an e1000. I will know > better if I > have time to check that at work. The second gigE machine here has a > crappy, > PoS NIC (Broadcom crap) that I never managed to drive over 300Mbit/s, > so it > could be adding some jitter too. > > -- > "One disk to rule them all, One disk to find them. One disk to > bring > them all and in the darkness grind them. In the Land of Redmond > where the shadows lie." -- The Silicon Valley Tarot > Henrique Holschuh > > > -- > To UNSUBSCRIBE, email to [EMAIL PROTECTED] > with a subject of "unsubscribe". Trouble? Contact > [EMAIL PROTECTED] > > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
