Messages in this thread | | | Date | Sun, 27 Jan 2002 18:32:49 +0100 | From | Martin Dalecki <> | Subject | Re: CRAP in 2.4.18-pre7 |
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Jeff Garzik wrote:
>Martin Dalecki wrote: > >>I would like to notice that the changes in 2.4.18-pre7 to the >>tulip eth driver are apparently causing absymal performance drops >>on my version of this card. Apparently the performance is dropping >>from the expected 10MB/s to about 10kB/s. The only special >>thing about the configuration in question is the fact that it's >>a direct connection between two hosts. Well, more precisely it's >>a cross-over link between my notebook and desktop. >> > >Are you seeing collisions? > NO not at all! The transfer is one with scp over a corssover direct link between two hosts. No hub between involved.
>What is the other side configured as? > 00:00.0 Host bridge: Intel Corp. 82440MX I/O Controller (rev 01) 00:00.2 Modem: Intel Corp.: Unknown device 7196 00:02.0 VGA compatible controller: Silicon Motion, Inc. SM720 Lynx3DM (rev b1) 00:06.0 Multimedia audio controller: ESS Technology ES1988 Allegro-1 (rev 12) 00:07.0 ISA bridge: Intel Corp. 82440MX PCI to ISA Bridge (rev 01) 00:07.1 IDE interface: Intel Corp. 82440MX EIDE Controller 00:07.2 USB Controller: Intel Corp. 82440MX USB Universal Host Controller 00:07.3 Bridge: Intel Corp. 82440MX Power Management Controller 00:09.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139 (rev 10) 00:0c.0 CardBus bridge: Texas Instruments PCI1451 PC card Cardbus Controller 00:0c.1 CardBus bridge: Texas Instruments PCI1451 PC card Cardbus Controller
And works otherwise fine everywhere.
>What type of cabling? >
CAT5 crossover nothing unusual. It's a direct link between two hosts. Most wiredly the transfer doesn't abort or therelike. It's just getting absymally sloooooow.
>>Here is an excerpt from the lspci command: >> >>00:0b.0 Ethernet controller: Digital Equipment Corporation DECchip 21041 >> > >This is interesting considering that for most people, 21041 did not work >at all until 2.4.18-preXX tulip patches. > Well maybe it helps this is version 17 of the chip.
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