On Sun, May 16, 2004 at 10:04:53AM -0700, Daniel H. Vickers wrote:
> Mybe this might clear up some more
> OS: RedHat 9 New install
> The dma time outs start accouring during boot and continues on through any
> use of the os. the hdparm -d 0 /dev/hdb is the command for the drive that i
> was told to use befor. I've been running the command manualy till i find the
> right place to put it. And if i needed to word the command differently for
> what ever config file I put it in. Or if there is device config file I can
> change to continualy refect the fix from that command. Hope that help
> clarify my needs.
This should work with RHEL. I don't have access to RHL 9 but it should
hopefully work for you too.
# cd /etc/sysconfig
# cp -a harddisks harddiskhdb
# vi harddiskhdb
Locate the USE_DMA line
Remove the comment from the line and set the value to 0
This will leave hda as is and disable DMA for hdb. This sounds like
what you want.
.../Ed
> > >-----Original Message-----
> > >From: redhat-list-bounces@xxxxxxxxxx
> > >[mailto:redhat-list-bounces@xxxxxxxxxx]On Behalf Of Ed Wilts
> > >Sent: Sunday, May 16, 2004 9:55 AM
> > >To: General Red Hat Linux discussion list
> > >Subject: Re: hdparm ?
> > >
> > >
> > >On Sun, May 16, 2004 at 09:46:33AM -0700, Daniel H. Vickers wrote:
> > >> Where in the boot files or grub conf, would be a good place to
> > >put hdpram -d
> > >> 0 /dev/hdb or an equivalent, so i do not neet ro run it
> > >manualy every time
> > >> the systems booted?
> > >
> > >/etc/sysconfig/harddisks
> > >
> > >You can find details on how it's used by searching for harddisks in
> > >/etc/rc.d/rc.sysinit. This is especially important if you've got
> > >different settings for different drives.
> > >
> > >Of course, don't forget to read the warnings in the harddisks file. The
> > >kernel will autodetect the correct settings in most case - are you sure
> > >you know more than the kernel knows?
--
Ed Wilts, Mounds View, MN, USA
mailto:ewilts@xxxxxxxxxx
Member #1, Red Hat Community Ambassador Program
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