Re: [gentoo-user] Re: Harddisk trouble ... or not yet?

[Volker Armin Hemmann <volkerarmin@googlemail.com>]

On Mittwoch 26 Mai 2010, meino.cramer@gmx.de wrote:
> Grant Edwards <grant.b.edwards@gmail.com> [10-05-26 17:19]:
> > On 2010-05-26, meino.cramer@gmx.de <meino.cramer@gmx.de> wrote:
> > >  [...] I have two WDC WD10EARS-00Y5B1 (pasted from
> > >  hdparm -i) harddisk (1TB, advanced format 4096 kb sectors).
> > >
> > >[...]
> > >
> > >     dd if=/dev/sda of=/dev/sdb bs=8192
> > >  
> > >  which gave me a LOT of I/O errors after a short time.
> > >
> > >[...]
> > >
> > >  From what kernel version the new advanced format
> > >  of the hd is fully supported ?
> > 
> > My understanding is that the new format doesn't cause I/O errors, just
> > slower transfer rates if you format with disk clusters that aren't
> > aligned on 4K boundaries.  I'm not aware of any "support" in the
> > kernel.
> > 
> > >  Are there other reasons -- beside defective hardware -- for
> > >  the failing dd and how can I fix them ?
> > 
> > In my experience, I/O errors have always been hardware problems
> > (usually a failing drive, but it could also be a faulty cable or
> > connector).
> 
> Hi
> 
> If it happens again, I will try to save the error list and post it
> here...
> 
> May be: The WD-harddiscs are SATA2 my controllers are "only" SATA1...
> is it  this, which cause the problems?
> 
> Best regards,
> mcc

usually it shouldn't.