Installing freeBSD on an Intel RAID5 partition
Philip M. Gollucci
pgollucci at ridecharge.com
Wed Oct 10 13:19:04 PDT 2007
Jerry McAllister wrote:
> On Wed, Oct 10, 2007 at 03:35:54PM +0800, nodje wrote:
>> I couldn't find any answer to the question.The problem is that the installer
>> shows up all the disks instead of proposing to install somewhere on the
>> RAID5 partition, in other words, it just doesn't recognize the RAID5.
>> Is it possible at all to install freeBSD on one of those RAID??
>> I've found out that this is also a problem with the few linux distros I've
>> tried. I've heard it was possible now but I'm a little bit surprised by the
>> slow adoption I must say.
> I had something look similar to that on a Dell 2950.
> It put out lots of lines for each separate drive including a device
> controler name. But I had to dig through the boot messages carefully
> to find a device name for the raid controller. But, it was there. Once
> I found it, things went just fine. I may have done something manually
> with fdisk or maybe dd to the raid device before getting things to
> be happy. I don't remember exactly.
> Unfortunately, I had to load Susie 10 Linux on it so I can't look back
> right now. It also would have been a Dell Perc something, probably 5.
> So, the device name might be different from the Intel.
> But, keep searching.
Strange -- I have PowerEdge 1600 with RAID-5 (3disks) installer worked
FreeBSD 6.2-RELEASE-p5 #0: Thu Jun 28 17:57:32 UTC 2007
real memory = 2147418112 (2047 MB)
avail memory = 2096361472 (1999 MB)
MPTable: <DELL PE 011B >
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
cpu0 (BSP): APIC ID: 1
cpu1 (AP): APIC ID: 0
aacd0: <RAID 5> on aac0
aacd0: 139997MB (286714368 sectors)
Filesystem Size Used Avail Capacity Mounted on
/dev/aacd0s1a 989M 81M 829M 9% /
devfs 1.0K 1.0K 0B 100% /dev
/dev/aacd0s1d 1.9G 140K 1.8G 0% /tmp
/dev/aacd0s1e 6.8G 1.9G 4.4G 30% /usr
/dev/aacd0s1g 24G 67M 22G 0% /usr/home
/dev/aacd0s1f 24G 506M 22G 2% /var
/dev/aacd0s1h 70G 3.2G 62G 5% /x1
devfs 1.0K 1.0K 0B 100% /var/named/dev
This worked out of the box with GENERIC kernel on i386
Kernel config custom snippets:
device scbus # SCSI Subsystem
device ahc # AHA2940 and onboard AIC7xxx devices
device da # Direct Access (disks)
device cd # CD
device ses # SCSI Environmental Services (and SAF-TE)
Philip M. Gollucci (philip at ridecharge.com) c:323.219.4708 o:703.749.9295x206
Senior System Admin - Riderway, Inc.
http://riderway.com / http://ridecharge.com
1024D/EC88A0BF 0DE5 C55C 6BF3 B235 2DAB B89E 1324 9B4F EC88 A0BF
Work like you don't need the money,
love like you'll never get hurt,
and dance like nobody's watching.
More information about the freebsd-questions