Can you check NIC stats in /proc/net/PRO_Lan_adapters/eth*.info and end out any errors. Thanks Manish --- yuval yeret <yuval_yeret@hotmail.com> wrote: > We are actually seeing errors in 'netstat -su' > and not in the ethernet layer. > > I also raised descriptor size to 4096 to no avail. > > And we are working on PCI slots because working in > PCI-X mode gave us a lot > of errors. I admit we haven't tried PCI-X with > 4.4.12 or 4.3.15 (only > 4.3.2). > > Thanks, > Yuval > > > > > > > > > > >From: Manish Lachwani <m_lachwani@yahoo.com> > >To: yuval yeret <yuval_yeret@hotmail.com>, > linux-net@vger.kernel.org > >Subject: Re: Date: Wed, 18 Dec 2002 08:11:49 -0800 > (PST) > > > >Are these Rx FIFO or Rx Missed errors? These errors > >occur due to insufficient PCI bandwidth or lower > size > >of the Rx descriptors. > > > >Note that in case of 82546, both the NICs shared > the > >same PCI bus. Whats the PCI speed/width and how > many > >devices are using the same bus? > > > >Did u try using a PCIX motherboard. > > > >Thanks > >Manish > > > > > >--- yuval yeret <yuval_yeret@hotmail.com> wrote: > > > (please CC: me on responses as I do not > subscribe to > > > this list) > > > > > > I'm using e1000 NICs using the 4.3.15 driver > (I'm > > > using the 82546 chipset > > > Pro/1000 MT/MF adapters) on a 2.4.18 kernel > > > > > > I'm seeing a lot of receive errors when working > > > under heavy load (specSFS to > > > be exact) with either Jumbo frames or normal > frames. > > > > > > We've been trying to tweak the IntDelay > parameters > > > and Descriptors to > > > resolve this, to no avail. > > > > > > When working under 4.1.7 driver with older NICs > > > there are no errors, but > > > performance is much lower as well. > > > > > > Can someone point me to recommended > configurations > > > for various workloads, or > > > other means of handling this problem ? > > > > > > Thanks, > > > > > > Yuval Yeret > > > Exanet > > > yuval@exanet.com > > > http://www.exanet.com > > > Tel. 972-9-9717782 > > > Fax. 972-9-9717778 > > > > > > > > > > > > > > > > > > > > > > > > > >_________________________________________________________________ > > > Help STOP SPAM with the new MSN 8 and get 2 > months > > > FREE* > > > http://join.msn.com/?page=features/junkmail > > > > > > - > > > : send the line > > > "unsubscribe linux-net" in > > > the body of a message to > majordomo@vger.kernel.org > > > More majordomo info at > >http://vger.kernel.org/majordomo-info.html > > > > > >__________________________________________________ > >Do you Yahoo!? > >Yahoo! Mail Plus - Powerful. Affordable. Sign up > now. > >http://mailplus.yahoo.com > > > _________________________________________________________________ > STOP MORE SPAM with the new MSN 8 and get 2 months > FREE* > http://join.msn.com/?page=features/junkmail > > - > : send the line > "unsubscribe linux-net" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html __________________________________________________ Do you Yahoo!? Yahoo! Mail Plus - Powerful. Affordable. Sign up now. http://mailplus.yahoo.com - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
