mfi freebsd7
Vince Hoffman
jhary at unsane.co.uk
Mon Jun 2 18:15:49 UTC 2008
kalin m wrote:
> hi all...
>
> a hosting facility build a new dedicated server for me and looking at
> the dmesg i see:
>
> mfi0: <LSI MegaSAS 1078> port 0xec00-0xecff mem
> 0xfc480000-0xfc4bffff,0xfc440000-0xfc47ffff irq 16 at device 0.0 on pci1
> mfi0: Megaraid SAS driver Ver 2.00
>
> for df i get:
> Filesystem Size Used Avail Capacity Mounted on
> /dev/mfid0s1a 496M 197M 259M 43% /
> devfs 1.0K 1.0K 0B 100% /dev
> /dev/mfid0s1e 496M 12K 456M 0% /tmp
> /dev/mfid0s1f 661G 636M 608G 0% /usr
> /dev/mfid0s1d 8.7G 1.4M 8.0G 0% /var
>
>
> i asked for raid1. i cant find too much information about the mfi
> driver. just that it works with freebsd 7.
>
you might want to look at sysutils/megarc and possibly
sysutils/linux-megamgr so you can more closely monitor/investigate your
array.
Vince
> i'll keep looking but - has anybody successfully deployed production
> servers using the LSI MegaSAS 1078 in RAID1 on a very busy web server?
> is there any loss in performance using that hardware in RAID1?
> any performance loss in RAID1 at all?
>
>
> thanks...
>
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