[WBEL-users] RAID problem
Simone
simone72 at email.it
Fri Apr 15 11:45:21 CDT 2005
Simone wrote:
Just for you to know, it didn't work. dd if=/dev/hda2 of=/dev/hdc2, then
tried to raidstart /dev/md2, it won't start.
Cheers
> Hi list, I am having the following problem on one of the servers. Due
> to a IDE controller malfunctioning on the mobo, my partition /dev/hdc2
> part of a software raid 1, disappeared. Went down in the server room,
> rebooted, readded the hdc2 to the array, started rebuild process, but
> when it was almost done the /dev/hda2 partition disappeared from the
> system. So now I probably have usable data on the hda2 partition, but
> this is set as the faulty one of the raid, so I cannot run a
> raidhotadd otherwise the useless data on hdc2 will overwrite the
> hopefully good ones on hda2. This is the situation if I start the raid:
>
> md2 : active raid1 hdc2[1]
> 4915776 blocks [2/1] [_U]
>
> Tried to raidhotremove hdc but it won't let me, tried to raidsetfaulty
> hdc, no success. The only thing I can think of right now is to stop
> md2, then dd all the datas from hda to hdc restart md2 and see if it
> works. I thought perhaps there's a way to tell raid to start md2 using
> just hda2.
>
> I will be looking for an answer on the net, meanwhile if you have any
> suggestion to get the server up and running I would be very grateful.
>
> Thanks, Simone
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