HP Smart Array 6i opinions

[Matt Hartzell]

Wilko Bulte wrote:

>On Wed, Mar 08, 2006 at 09:27:50AM -0600, Matt Hartzell wrote..
>  
>
>>I have used the 6i n the same situation. RAID5 performance with 3 - 36 
>>GB SCSI disk is acceptable.
>>
>>I have never had a disk fail on these controllers so I can't comment on 
>>fail over.
>>
>>The util's on http://people.freebsd.org/~jcagle/ don't seen to work 
>>under 6.x, however status messages are sent to the console and can be 
>>    
>>
>
>Well, you need to put libc.so.5 plus libpthread.so.<mumble> from a RELENG_5
>machine on your RELENG_6 machine and then they work.
>
>ldd hpasm* tells you which libraries exactly you need.  One of the
>2 is statically linked by the way (I forgot which one)
>  
>
Would using the libpthread from 5 have any negative affect on MySQL 
performance?


>  
>
>>sent to syslog.  camcontrol devlist will give you a quick status (OK or 
>>REBUILDING)
>>
>>For me it is workable solution.
>>
>>
>>
>>
>>
>>kama wrote:
>>
>>    
>>
>>>I have used the whole range (or somewhat) for internal SA's. Starting with
>>>the internal one in DL380R1 and up to G4.
>>>
>>>Performance of 6i in freebsd is better than 5i, but worse than if you
>>>insert a external card (6402/6404). I mostly use the internal SA as
>>>systemdisk only on systems with a lot of disk IO. A single write is OK,
>>>but multiple rw's are not its best side. I had some performance data a
>>>year ago regarding the different setups, but Im afraid they are long gone
>>>now.
>>>
>>>I have not have any problems with a recover. But it takes time. 18GB
>>>~15-20 mins on 5i. dunno on 6i... I have yet to get a failure on those
>>>servers.
>>>
>>>http://people.freebsd.org/~jcagle/ is available. But it screams to the
>>>console and logs when something occurs, so there are other options to
>>>report an error.
>>>
>>>/Bjorn
>>>
>>>On Mon, 27 Feb 2006, Steven Hartland wrote:
>>>
>>>
>>>
>>>      
>>>
>>>>Has anyone had any dealings with the HP Smart Array 6i?
>>>>
>>>>Specifically looking for info on:
>>>>* Performance
>>>>* Disk failure recover
>>>>* Available tools for monitoring etc.
>>>>
>>>> Regards
>>>> Steve
>>>>
>>>>
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>>>>  
>>>>
>>>>        
>>>>
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>>>      
>>>
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>>
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