3x100Mbps: summary
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Douglas Eadline deadline at plogic.comWed Oct 11 19:54:25 PDT 2000
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On Wed, 11 Oct 2000 beowulf at seinfeld.engr.ucf.edu wrote: --snip-- > > We have 16 compute nodes and one server/frontend. > > Our setup is: > Motherboard: SuperMicro P6DGE Intel BX > Processor(s): Dual PII-350 > Memory: 256MB PC100 > HardDrive: FUJITSU 8GB > Ethernet: 3 x Kingston KNE100TX (tulip) > OS: RedHat 6.1 > Kernel: 2.2.17 > > Does anyone know why the 3 channel network would perform worse then the 2 > channel network? The only real differences between our setups is that we > use SMP nodes, but you have faster processors. I know that running in SMP > under linux causes the network latency to increase, but could it be the > cause of our 3 channel network problems? The one thing you did not report was your switch setup. This can have an effect. Doug ------------------------------------------------------------------- Paralogic, Inc. | PEAK | Voice:+610.814.2800 130 Webster Street | PARALLEL | Fax:+610.814.5844 Bethlehem, PA 18015 USA | PERFORMANCE | http://www.plogic.com -------------------------------------------------------------------
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