linux-kernel - Re: ATA bus error with external hd on esata

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Message-ID: <4767C7B6.9000009@softmonsters.com>
Date:	Tue, 18 Dec 2007 14:14:30 +0100
From:	Zsolt Barat <zsolt@...tmonsters.com>
To:	Jean-Louis Dupond <info@...ondje.be>
Cc:	lkml <linux-kernel@...r.kernel.org>, linux-ide@...r.kernel.org
Subject: Re: ATA bus error with external hd on esata

Jean-Louis Dupond schrieb:
> Greg Freemyer schreef:
> > On Dec 17, 2007 5:53 AM, Andrew Morton <akpm@...ux-foundation.org> wrote:
> >   
> >> On Sat, 15 Dec 2007 21:10:47 +0100 Zsolt Barat <zsolt@...tmonsters.com> wrote:
> >>
> >>     
> >>> Zsolt Barat schrieb:
> >>>       
> >>>> hi list,
> >>>>         
> >> Let's cc the IDE development list.
> >>
> >>     
> >>>> i just bought a "MyBook" called external HD with a fixed enclosure, from
> >>>> WD. Connected to the SATA port i constantly get "ATA bus error" messages
> >>>> in the kernel log. Is this a known issue?
> >>>>
> >>>>         
> >
> > As an FYI: I've had a lot of problems with the big prepackaged drives
> > in the last 6 months even from Windows, so I would not be too quick to
> > blame Linux.
> >
> > ie.
> > I bought several 500GB / 1000GB Buffalo Drives last month with plans
> > to use them from Windows via USB.
> >
> > I attempted to do a lot of heavy file copying to/from them.  I was
> > getting a bunch of "Delayed Write Failures",
> >
> > I finally gave up.
> >
> > The 500GB drives had a single hard drive internally, so I opened the
> > case, removed the drive and connected them via standalone external
> > carriers I had around.  In that mode the drives worked fine (from
> > Windows).  I've used both standalone eSata external carriers and
> > standalone USB external carriers with these same physical drives with
> > no issues.
> >
> > My conclusion is that the electronics in the prepackaged external
> > units is just not up to the job if your doing heavy i/o.
> >
> > Greg
> >   
> Could u check the temps of the disk ? I had that error in windows also with to 
> hot disks ! If temp is >50°C I would start to worry :)
>   
hi,
thanks for your answer. i can't check the temps via software tools, but
i doubt it's the temperature, since it seems to have a fan inbuilt into
the case.

best regards

zsolt


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