PLEASE HELP!!! RAID problems with 10.04

[Tom H]

On Mon, Apr 12, 2010 at 10:44 PM, NoOp <glgxg at sbcglobal.net> wrote:
> On 04/12/2010 07:16 PM, Alvin Thompson wrote:
>> On Apr 12, 2010, at 7:25 PM, NoOp wrote:
>>> Maybe related? From the release notes:
>>>
>>> http://www.ubuntu.com/testing/lucid/beta2 <quote> ... Activating a
>>> RAID 1 array in degraded mode is reported to lead to RAID disks
>>> being reported as in sync when they are not, resulting in data
>>> loss. Since RAID 1 arrays will automatically be brought up in
>>> degraded mode when a member disk is unavailable, users with
>>> production software RAID 1 disks are advised not to upgrade to the
>>> 10.04 LTS Beta until this bug is resolved. (557429) </quote>
>>
>> It's possible there are just a lot of problems with RAID right now,
>> but this was RAID5, and since this was a pre-existing device, it was
>> never in degraded mode.  I was also surprised to notice that the two
>> devices I created during the install also did not appear to start in
>> degraded mode (although they may have finished their re-sync before I
>> noticed).
>
> But you *did* read the release notes (including bug reports) *prior* to
> trying 10.04... right? To be quite honest I'm clueless when it comes to
> RAID. But I think that prior to trying 10.04 on a RAID, and having read
> the release notes first, I'd be hesitant to try 10.04 until the issues
> are/were resolved.
>
> Suggest that you file a bug report on launchpad (no, not being facetious
> here, I'm seriously suggesting you do this). Doing so may likely help
> 10.04 final, and help sort out your issue.

I had said on the OP 's first thread on this topic that according to
the output that he had posted, his old array is OK. It may just be a
case of assembling it before mounting it.