Re: super slow reshape speed after power failure

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On Thu, Dec 20, 2012 at 1:53 PM, Alex Pientka <alex.pientka@xxxxxxxxx> wrote:
> The six drives have been moved from one system to another system. In
> the previous system the partition table looked fine and the raid was
> unbelievable fast. The new system has an older promise raid
> controller, but way faster hardware. In the raid promise bios I had to
> present every disk as a jbod device. Now on the linux boot up every
> drive shows up. I highly doubt that the promise card made any
> adjustments to the partition table. If that would be so I would assume
> that the raid wouldn't even assemble since I am pointing to the entire
> raw disk.
>
> It may be good to reassemble the array with '--freeze-reshape'
> to allow it to resync without interference from reshaping,
> hopefully faster, and then '--continue' after resyning has
> ended.
>> You think the reshape is so slow right now since a reshape and resync are running? Since the entire system crashed I would assume this is a logical conclusion. Is there a way to double check that I am actually doing both currently?!
>
> To start the raid I had to run the export command followed by "mdadm
> -A /dev/md0 /dev /sd[bcdefg] --verbose --backup-file /root/chunk/1"
> I assume you want me to do a --stop and then "mdadm -A /dev/md0 /dev
> /sd[bcdefg] --verbose --backup-file /root/chunk/1 --freeze-reshape" ?
> At that point I should see the rsync running, correct?
> Alex
>

What kind of promise card and how is it connected to the motherboard?

And how were the old disk controller connected to the motherboard?
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