HP ProLiant DL385 G2 Server
jcagle at gmail.com
Thu Aug 30 06:12:25 PDT 2007
You will see improved write performance on RAID5 if you install the
BBWC (Battery-backed write cache) option; but maybe you already have
On 8/30/07, Paulius Stakauskas <paulius.stakauskas at agservice.lt> wrote:
> 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.
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