HP ProLiant DL385 G2 Server

[Paulius Stakauskas]

John Cagle wrote:
> You will see improved write performance on RAID5 if you install the
> BBWC (Battery-backed write cache) option; but maybe you already have
> that installed?
>
> On 8/30/07, Paulius Stakauskas <paulius.stakauskas at agservice.lt> wrote:
>   
>> Hi,
>>
>> I'm running FreeBSD 6.2-RELEASE on this server.
>>
>> # dmesg|grep ciss
>> ciss0: <HP Smart Array P400> port 0x4000-0x40ff mem
>> 0xfde00000-0xfdefffff,0xfddf0000-0xfddf0fff irq 18 at device 0.0 on pci6
>> ciss0: [GIANT-LOCKED]
>> da0 at ciss0 bus 0 target 0 lun 0
>> da1 at ciss0 bus 0 target 1 lun 0
>>
>> # camcontrol devlist -v
>> scbus0 on ciss0 bus 0:
>> <COMPAQ RAID 1  VOLUME OK>         at scbus0 target 0 lun 0 (pass0,da0)
>> <COMPAQ RAID 5  VOLUME OK>         at scbus0 target 1 lun 0 (pass1,da1)
>> scbus1 on ciss0 bus 32:
>> scbus-1 on xpt0 bus 0:
>> <  >                               at scbus-1 target -1 lun -1 (xpt0)
>>
>> For first everything seems to be fine, but the problem is while copying
>> files from da0 to da1, take a look at the statistics:
>>
>> File: 635 MB
>>
>> copy from da0 to da1 = 58sec.
>> copy from da1 to da0 = ~9sec.
>>
>> Is this normal or not? I know that it's RAID-5 but.., I think it takes
>> too long to copy from da0 to da1.
>>
>> By the way: how to turn on those led's on the server? Because all of the
>> "power supply, inter lock, over temp..." and so on are not working also
>> "UID" is also off.
>>     
>
>
>   
I have seen info about BBWC on HP. I haven't bought that server by 
myself, so I'm not sure at this time, but it wasn't included in base 
configuration as far as I know. How to check if it's installed or not?