Re: Difference between Vinum and atacontrol RAID?

2003-03-11 Thread Chuck Swiger
Pete wrote: [ ... ] The RAID-1 volume I'm using right now is with two drives attached to a non-RAID card with a Promise chipset. Does it work if you move the two drives to another machine without a Promise, Highpoint, or other RAID controller card or MB chipset...? Hardware based RAID is likely

Vinum root file systems (was: Difference between Vinum and atacontrol RAID?)

2003-03-10 Thread Greg 'groggy' Lehey
On Sunday, 9 March 2003 at 20:15:32 -0500, Chuck Swiger wrote: Pete wrote: Generally, one cannot boot from a vinum based-device, unless you are only doing RAID-1 mirroring. You can have a Vinum root file system as long as at least one plex is concatenated from a single subdisk. I'm familar

Re: Difference between Vinum and atacontrol RAID?

2003-03-10 Thread Pete
On Sun, 09 Mar 2003, Chuck Swiger wrote: The ATA RAID support via atacontrol apparently requires hardware RAID controllers like the Promise or Highpoint devices. I don't think this is right. The RAID-1 volume I'm using right now is with two drives attached to a non-RAID card with a Promise

Difference between Vinum and atacontrol RAID?

2003-03-09 Thread Pete
A couple days ago, I asked on the -hackers list about a problem I was having with Vinum and my Promise-based controllers. Søren replied with how to do this by using atacontrol to build the volume. No Vinum seems to be required. I thought Vinum was FreeBSD's RAID system. If you wanted to do

Re: Difference between Vinum and atacontrol RAID?

2003-03-09 Thread Chuck Swiger
Pete wrote: [ ... ] I thought Vinum was FreeBSD's RAID system. If you wanted to do software RAID with FreeBSD, you needed to use Vinum. Now I find this out. Does that ATA subsystem have RAID support built in? (Since atacontrol just seems to control the ATA devices...) If this is so, what's