LSI Logic raid status

Scott Long scottl at samsco.org
Tue Mar 24 12:39:40 PDT 2009


Peter Ankerstål wrote:
> 
> On Mar 24, 2009, at 8:00 PM, Charles Sprickman wrote:
> 
>>
>>
>> dev.mpt.0.nonoptimal_volumes: 0
>>
>> Don't test whether the "nonoptimal_volumes" parameter works, it does -
>> but if you pull a drive, FreeBSD likes to panic both on the loss of a 
>> disk
>> and then again when the drive is reconnected and the rebuild completes.
>> This is apparently some problem in the CAM layer, not the mpt driver, but
>> it's something to be aware of.  Scott Long has noted that this is being
>> worked on in 8.x.
> 
> 
> Yes, I tried to remove a drive today. Of course I need to see if it 
> works properly
> before using it "for real". It did, but just as you say it paniced when 
> I pulled the
> drive and when is was resynced. But it sound great if someone is working on
> this problem!
> 

The instability during a rebuild should be fixed in 7.2 (and 7-stable as
of about the last month).  If you can, please update your sources and
let me know if it helps.

As for actually monitoring and configuring arrays, that work is in
progress.

Scott


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