Re: Raid 1 - md "Total Disks" question

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On Monday September 13, agustin@xxxxxxxxxxxxxxxx wrote:
> Hi Everybody,
> 
> I was wondering if you could take a look to the following and give some advice... I just
> have TWO SATA WD800 disks and "mdadm" says I have "three" and one of
> them has "failed"!!!

It's just some odd accounting in the kernel.  Don't worry about it.

NeilBrown

> 
> I have 8 more raid devices and all of them saying exactly the same. I'm running debian
> with 2.4.19 kernel if that helps.
> 
> Thanks in advance,
> 
> Agustín
> 
> 
> 
> maria:/# mdadm -D /dev/md1
> /dev/md1:
>         Version : 00.90.00
>   Creation Time : Wed Sep  8 22:31:30 2004
>      Raid Level : raid1
>      Array Size : 14464 (14.12 MiB 14.81 MB)
>     Device Size : 14464 (14.12 MiB 14.81 MB)
>     Raid Disks : 2
> ***    Total Disks : 3 ***
> Preferred Minor : 1
>     Persistance : Superblock is persistant
> 
>     Update Time : Wed Sep  8 23:03:53 2004
>           State : dirty, no-errors
>   Active Drives : 2
>  Working Drives : 2
> ***  Failed Drives : 1 ***
>    Spare Drives : 0
> 
>     Number   Major   Minor   RaidDisk   State
>        0       3        1        0      active sync   /dev/hda1
>        1      22        1        1      active sync   /dev/hdc1
>            UUID : 2bf99542:45c208ee:df7011a5:0e8b602f
> 
> maria:/# cat /proc/mdstat
> Personalities : [raid1]
> read_ahead 1024 sectors
> md1 : active raid1 hda1[0] hdc1[1]
>       14464 blocks [2/2] [UU]
> 
> 
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