[SATLUG] RAID Stumper
mark at kandm-solutions.com
Thu Feb 17 19:13:53 CST 2011
have you tried reading from the drive in linux after loading the dmraid
My understanding is that pretty much all raid controllers, software or
hardware, require a driver. I believe the dmraid module works for most
of the onboard sata raid controllers.
On Thu, 2011-02-17 at 15:30 -0600, Richard Suberg wrote:
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> On 2/17/2011 12:33 PM, Daniel Givens wrote:
> > On Feb 16, 2011, at 4:45 PM, Richard Suberg wrote:
> >> My questions are:
> >> 1. Does Ubuntu disassemle the raid assembly to deal strictly with the
> >> physical disks and how can I use the RAID setup under Ubuntu?
> >> 2. I was going to use gparted to copy the partition from the old RAID
> >> to the new RAID when I noticed this "glitch." If I can't use the HW
> >> RAID setup, if I get the partition copied to the physical sdc, can I
> >> dd sdc to sdd and reassemble the RAID? I am doing RAID 0 (mirror).
> >> 3. Any other suggestions to copy all this data? 450 GB partition ->
> >> 2TB partition, 500 GB data. Need to preserve permissions, and this is
> >> an NTFS file system, stuck in windows.
> > So it sounds like it's software RAID. The Windows drivers know how to
> present it as a single volume, where the Linux does not. Not 100% sure
> on this, but you're probably going to be stuck with managing the data
> completely from Windows.
> > Daniel
> Confirming I finally found it is a software RAID, since on Intel's
> site, they had a driver for the RAID for RH. The question then becomes
> how successful will a copy from one drive out of the array be without
> the other since it is a supposed mirror?
> - --
> Thunderbird Portable...it goes with me!
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