Messages in this thread | | | Date | Fri, 16 Aug 2002 19:13:56 +0200 | From | Jean-Luc Coulon <> | Subject | Re: 2.4.20-pre2-ac3 stops responding |
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Rik van Riel wrote: > > On Fri, 16 Aug 2002, Jean-Luc Coulon wrote: > > Rik van Riel wrote: > > > On Fri, 16 Aug 2002, Jean-Luc Coulon wrote: > > > > > > > 2nd while running: > > > > ------------------ > > > > If I have high disk activity, the system stops responding for a while, > > > > it does not accepts any key action nor mouse movement. It starts running > > > > normally after few seconds. > > > > > > I've got a patch that might help improve this situation: > > > > > > http://surriel.com/patches/2.4/2.4.20-p2ac3-rmap14 > > > > I've applied the patch, it does not improve the things. > > The problem seems to be related with a DMA : > > > /dev/hda2: > > setting using_dma to 1 (on) > > HDIO_SET_DMA failed: Invalid argument > > using_dma = 0 (off) > > Heh indeed. There's no way to make your system fast if the > CPU is tied up waiting for the disk all the time ;) > > regards, > > Rik > -- > Bravely reimplemented by the knights who say "NIH". > > http://www.surriel.com/ http://distro.conectiva.com/
Of course, but I've not yet found the way to setup DMA
At boot time, I get the messages :
Aug 16 11:34:19 f5ibh kernel: ALI15X3: simplex device: DMA disabled Aug 16 11:34:19 f5ibh kernel: ide0: ALI15X3 Bus-Master DMA disabled (BIOS)
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