Re: Simultaneous network/IDE traffic = reboot
Roland Olsson (roland@crepido.com)
Wed, 02 Jun 1999 10:08:03 +0200
John Hayward-Warburton wrote:
>
> On Mon, 31 May 1999, Roland Olsson wrote:
> > I have found a very simple way of reproducing the crash. Just do a 'ping
> > -f' to the machine for a second or so and run 'hdparm -t /dev/hda' at
> > the same time. It reboots almost immediately. One more thing, if I do
>
> Exactly this test done to this 2.2.9 kernel (Gigabyte 586ATX2
> motherboard, similar network configuration, pinging from a separate
> machine)... no problems. System stays up.
>
> ???
>
> JHW
I believe I have found a solution to my problem. If I tell the IDE
controller to use DMA for my hard drive (hdparm -d 1 /dev/hda) it seems
to work just fine. I do not really understand why this works better. Can
anyone explain this to me?
/Roland
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