Have a look at the following doc from Sun (section D.1.5): http://docs.sun.com/source/817-5248-20/appd.html
I know what you mean. It sounded strange in the first place, but life is full of surprises! Rami Sik -----Original Message----- From: NetOne - Doichin Dokov [mailto:[EMAIL PROTECTED] Sent: January 29, 2008 1:57 PM To: Rami Sik Cc: J.C. Roberts; misc@openbsd.org Subject: Re: openBSD 4.2 and LSI raid Rami Sik ??????: > Yes, I first started by setting up the raid and installing openBSD on > top of it. All was fine until one of the disks failed. Then, I replaced > the failed disk, and try to re-initiate the raid (mirroring) where I got > stuck since the raid controller did not like the partitioning. > > However, I advanced one step further now: If you use fdisk to assign a > different id to the openBSD partition (like 83 as suggested by Sun for > the Linux installs), raid controller seems to start mirroring your disk > to the second one. However, when you change your partition id from the > default value of A6 to 83, openBSD could not boot. So, I am planning to > play with the partition id so that I could set up the mirroring through > LSI raid controller. Once it is done, I will revert the partition id > back to its default value of A6. Then I will see if mirroring still > works, and boots off of the second disk! > > > Rami Sik > The RAID controller *should not* care about partitions at all - WTF?! It's job is to duplicate the data and present the disks as one logical unit to the OS, and nothing more. You sure that is your problem? > -----Original Message----- > From: J.C. Roberts [mailto:[EMAIL PROTECTED] > Sent: January 29, 2008 1:13 PM > To: Rami Sik > Cc: misc@openbsd.org > Subject: Re: openBSD 4.2 and LSI raid > > On Monday 28 January 2008, Rami Sik wrote: > >> I did a research and found the similar problem already reported for >> Linux installations, and Sun released a workaround for it. However, I >> cannot find anything about openBSD installations. >> > > At present, I've got two LSI RAID controllers here running OpenBSD > ("MegaRAID 150-6 SATA" and "MegaRAID i4" PATA). > > Though I don't know about your specific controler (1030), the normal > answer is to create your logical drive in the controler setup and > *THEN* install the operating system. > > From your description, it seems you're doing things backwards, namely > installing the OS on one drive and then trying to create a miror. > > -jcr