IO error issues with MD3000i on Linux

[Shyam_Iyer at Dell.com]

> -----Original Message-----
> From: Scott Ehrlich [mailto:srehrlich at gmail.com]
> Sent: Friday, June 19, 2009 5:06 PM
> To: Iyer, Shyam
> Cc: linux-poweredge-Lists
> Subject: Re: IO error issues with MD3000i on Linux
> 
> > Redhat Kbases ??
> >
> >> Finally, for mdsm, during my testing period when I learned how the
> box
> >> worked with test data, any time I reinstalled the OS on the system
> the
> >> 3000i was connected to, the RAID info disappeared.   As such, I'd be
> >> _very_ worried that any upgrade would cause the data to be lost
> again,
> >> meaning nobody could get to their stuff.    How do I preserve the
> RAID
> >> config?
> >>
> >
> > Are the MD3000i RAID-LUNs part of the OS disk selection? You might be
> deleting raid metadata to the LUN presented by MD3000i while formatting
> for installation.
> >
> 
> How/where do I check this?

Anaconda installer should display the list of disks enumerated by it. Check if it shows the MD3000i lun also checked part of the install?

(you could note the /dev/sdX names and find more about them through the other console CTRL+ALT+F2 by doing the following).

# cat /sys/block/sdX/device/vendor