On Thu, Feb 7, 2013 at 2:42 PM, Sam Martin <sambomar...@gmail.com> wrote:
> Hi Pascal,
>
> I'm not sure what top-posting is?
> I hope this isn't it!
>
> You mean test whether i can bring the raid vol up by booting into 64bit
> debian from usb?
>
> i did a mdadm -e on one of the disks in the array
>
> root@HTPC-NAS:~# mdadm -E /dev/sdc1
> /dev/sdc1:
> Magic : a92b4efc
> Version : 1.2
> Feature Map : 0x0
> Array UUID : 25a729b1:71f5193b:6abe8ba9:21e698f5
> Name : HTPC-NAS:0 (local to host HTPC-NAS)
> Creation Time : Thu Dec 20 12:25:56 2012
> Raid Level : raid1
> Raid Devices : 2
>
> Avail Dev Size : 5860268032 (2794.39 GiB 3000.46 GB)
> Array Size : 2930133824 (2794.39 GiB 3000.46 GB)
> Used Dev Size : 5860267648 (2794.39 GiB 3000.46 GB)
> Data Offset : 262144 sectors
> Super Offset : 8 sectors
> State : clean
> Device UUID : fe1998ea:8535a654:31083985:d8c560c1
>
> Update Time : Thu Feb 7 09:01:38 2013
> Checksum : ad4320a8 - correct
> Events : 51
>
>
> Device Role : Active device 1
> Array State : AA ('A' == active, '.' == missing)
>
>
> I think the 1.2 means it's a no go in terms of running the disk
> independently of the raid vol.
>
> Thanks
> Sam
>
>
> On Sunday, January 27, 2013 11:10:01 PM UTC, Pascal Hambourg wrote:
> > Sam Martin a ï¿œcrit :
> >
> > > Thanks for reply Pascal.
> >
> >
> >
> > Please don't top-post.
> >
> >
> >
> > > How would I know?
> >
> >
> >
> > mdadm -E /dev/<raid_member> (e.g. /dev/sdc1)
> >
> > mdadm -D /dev/<raid_device> (e.g. /dev/md0)
> >
> > cat /proc/mdstat
> >
> >
> >
> > > I've just posted a question to original response, do you happen to
> know the answer?
> >
> >
> >
> > There are two questions.
> >
> > I already replied to the first one. I don't know about the second one,
> >
> > but I see no reason why the RAID array would not work with a 64-bit
> >
> > system. If unsure just try it with a 64-bit live system.
> >
> >
> >
> >
> >
> > --
> >
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>
>
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> Your output from mdadm -e on that disk show that it is raid level one
which is a mirror so you can run with one disk failed, but there is no
redundancy anymore.
--
Shane D. Johnson
IT Administrator
Rasmussen Equipment
