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Re: Hdparm DMA on Newer (SATA) Systems



On Sunday 09 January 2011 19:21:08 debian-user-digest-request@lists.debian.org 
wrote:
> David Baron put forth on 1/9/2011 10:07 AM:
> > I get:
> > HDIO_GET_DMA failed: Inappropriate ioctl for device
> >
> > 
> >
> > on bootup and any attempt to read or set dma for either the IDE or the
> > SATA 
*******

And possibly a common fluke. Linux Questions stated something like this:
"This is normal, benign error: SATA is not fully recognized as DMA capable. 
Forget about this error."

Such was my suspicion since those disks are working just fine :-)

Xubuntu forum suggested checking dmesg:
~$ dmesg | grep Direct
[    0.948971] scsi 0:0:0:0: Direct-Access     ATA      WDC WD800JB-00ET 77.0 
PQ: 0 ANSI: 5
[    0.985211] scsi 2:0:1:0: Direct-Access     ATA      WDC WD10EACS-00Z 01.0 
PQ: 0 ANSI: 5
and also suggested ignoring that error message.


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