[CentOS] 3ware 9650 issues

[Joshua Baker-LePain]

On Sat, 21 Jun 2008 at 9:12pm, John R Pierce wrote

> Joshua Baker-LePain wrote:
>> I've been having no end of issues with a 3ware 9650SE-24M8 in a server 
>> that's coming on a year old.  I've got 24 WDC WD5001ABYS drives (500GB) 
>> hooked to it, running as a single RAID6 w/ a hot spare.  These issues boil 
>> down to the card periodically throwing errors like the following:
>> ....
>> Have other folks had good luck with this card?  What sorts of configs are 
>> you running?  I'm in the position of needing more storage, and I'm a bit 
>> gun shy on 3ware at the moment...
>> 
>
>
> I have no experience with that raid card, most of our larger systems use 
> external SAN storage, but I will say that, IMHO, is a very large raid-6.   we 
> usually don't make single raid sets much large than 7-8 drives, and for a 
> very large storage system, will stripe multiple raid5/6 sets rather than have 
> one huge one.

Would that I had such luxuries.  This is a university lab with needs for 
massive amounts of data and not much money with which to do it.

-- 
Joshua Baker-LePain
QB3 Shared Cluster Sysadmin
UCSF