Re: mdadm-2.3.1 fails to hotadd device

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On Sunday February 26, maan@xxxxxxxxxxxxxxx wrote:
> # uname -r; mdadm -V; cat /proc/mdstat 
> 2.6.15.4-gbbde1285
> mdadm - v2.3.1 - 6 February 2006
> Personalities : [raid1] [raid5] [raid6] 
> md1 : active raid1 hdd1[12] sdi1[8] sda1[0] hda1[13] sdl1[11] sdk1[10]
> sdj1[9] sdh1[7] sdg1[6] sdf1[5] sde1[4] sdd1[3] sdc1[2] sdb1[1]
> 251776 blocks [14/14] [UUUUUUUUUUUUUU]

You have a 14 drive raid1... cool....

> # 
> # mdadm /dev/md1 -a /dev/hdd1
> mdadm: cannot find valid superblock in this array - HELP

Can you
  strace -o /tmp/trace mdadm /dev/md1 -a /dev/hdd1

and send me /tmp/trace?

Thanks.

NeilBrown

> # 
> # mdadm-1.12.0 /dev/md1 -a /dev/hdd1
> mdadm: hot added /dev/hdd1
> 
> Any hints?
> Andre
> -- 
> The only person who always got his work done by Friday was Robinson Crusoe
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