Weird network connection problem
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Yudong Tian yudong at hsb.gsfc.nasa.govTue Oct 1 12:45:39 PDT 2002
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> > > We've got 200 nodes running, with each node having a > Biostar MB with a > > built-in Realtek 8192 > > NIC chip, and running RH 7.2, 2.4-17. > > Which driver, including version number, are you running? > To be precise, the kernel is 2.4.7-10, the driver is the default 8139too.o. Do you think I should try rtl8139.c? > > Recently we've seen a weird problem with the network connection to > > some of these nodes. About 20 of them will lose their network > > connections during the course of a few hours to a few days. And if I > > just unplug the network cable from such a node and plug it back in > > right away, the connection will come back up. > > Normally this would be a driver problem... > > > Any insight where we should look for the problem: hardware? BIOS? > > Driver module? Such a problem does not happen to any nodes > > randomly. It only occurs to those 20 or so particular nodes, which are > > identical to others except their MAC addrs. > > But this does hint at a hardware problem. > > > -- > Donald Becker becker at scyld.com > Scyld Computing Corporation http://www.scyld.com > 410 Severn Ave. Suite 210 Second Generation Beowulf Clusters > Annapolis MD 21403 410-990-9993
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