[ltp] Re: Hard drive messages on syslog

[Immanuel Derks]

DS,

That is confirmed; I got rid of the status errors on my TP21/32G drive
setting multimode off in the 2.4.1 kernel options.

Regards
Immanuel Derks

"D. Sen" wrote:
> 
> Actually,  I have ide0=autotune as a boot parameter.and that enables the DMA.
> These drives and ide chipsets should be capable of DMA / UDMA.
> 
> Browsing through the linux-kernel mailing list, I am almost convinced its a
> "multimode" problem. The 2.4.1 kernel has a "enable multimode by default
> option"  but they refer to a status error of 0x51 (not 0x50 that I am
> seeing.....)
> 
> DS
> 
> Tom Allison wrote:
> 
> > I think the problem is with your hdparm settings.
> > >From the output - you have DMA enabled, which makes things mad.  The OS
> > then disabled your DMA settings.
> >
> > This is my guess, since I saw the same problems before on my A21.  When you
> > run hdparm, don't set the DMA = ON.
> >
> > Then watch your syslog files.  You should get a 1:1 correllation between
> > the DMA settings and your errors.
> >
> > D. Sen writes:
> >
> > > Does anyone know whats causing this? Is it a faulty drive? The drive is
> > > only a couple of weeks old.....so I am suspecting its something else.
> > >
> > > kernel: hda: status error: status=0x50 { DriveReady SeekComplete }
> > > kernel: hda: no DRQ after issuing WRITE
> > > kernel: hda: status error: status=0x50 { DriveReady SeekComplete }
> > > kernel: hda: no DRQ after issuing WRITE
> > > kernel: hda: lost interrupt
> > > kernel: hda: status error: status=0x50 { DriveReady SeekComplete }
> > > kernel: hda: no DRQ after issuing WRITE
> > > kernel: hda: status error: status=0x50 { DriveReady SeekComplete }
> > > kernel: hda: no DRQ after issuing WRITE
> > > kernel: hda: DMA disabled
> > > kernel: ide0: reset: success
> > >
> > > Its a 32 G drive on a TP 21. I see the messages on kernels 2.2.17,
> > > 2.2.18 and 2.4.1
> > >
> > > --
> > > D. Sen, Room E167
> > > AT&T Labs-Research
> > > Shannon Laboratory
> > > 180 Park Ave.
> > > Florham Park NJ 07932-0971
> > > Ph: 973-360-8546
> > > http://www.research.att.com/~dsen
> > >
> > >
> > >
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> >
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> 
> --
> D. Sen, Room E167
> AT&T Labs-Research
> Shannon Laboratory
> 180 Park Ave.
> Florham Park NJ 07932-0971
> Ph: 973-360-8546
> http://www.research.att.com/~dsen
> 
> ----- The Linux ThinkPad mailing list -----
> The linux-thinkpad mailing list home page is at:
> http://www.bm-soft.com/~bm/tp_mailing.html

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