From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Evans Subject: Re: 3 disk RAID1? Date: Mon, 8 Mar 2010 19:17:16 -0800 Message-ID: <4877c76c1003081917q5e6e9973vd4cc4124c511c57f@mail.gmail.com> References: <5bdc1c8b1003081719h37f02cb9rbdc4bb6064e4c3d7@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: Leslie Rhorer Cc: Mark Knecht , Linux-RAID List-Id: linux-raid.ids Quite odd, my AMD64 asus mobos work just fine. Of course I have been avoiding all NForce chipsets for years. Maybe you should set the BIOS so that the discs are presented as AHCI d= evices? On Mon, Mar 8, 2010 at 5:26 PM, Leslie Rhorer wro= te: > > >> -----Original Message----- >> From: linux-raid-owner@vger.kernel.org [mailto:linux-raid- >> owner@vger.kernel.org] On Behalf Of Mark Knecht >> Sent: Monday, March 08, 2010 7:19 PM >> To: Kristleifur Da=C5=A1ason >> Cc: Linux-RAID >> Subject: Re: 3 disk RAID1? >> >> On Mon, Mar 8, 2010 at 2:18 PM, Kristleifur Da=C5=A1ason >> wrote: >> >> >> >> >> When in doubt, read the manual two or three more times. >> >> >> >> This might also help you: http://wiki.tldp.org/LVM-on-RAID =C2=A0= I wrote >> >> some background comparison sections when I made that... >> > >> > Good advice. >> > >> > The contents of the manual didn't really stick for me until I'd >> > actually *done* the tasks I was trying to figure out. The beautifu= l >> > and classic Catch-22 of learning new things. So I somewhat >> > empathically suggest you obtain a virtual machine program and star= t up >> > a few disposable virtual machines. (VirtualBox is pretty good and = also >> > free.) Try creating some RAID's on VM's and getting them to boot, = try >> > failing a device and readding it, etc. >> > >> > And keep the manual in a window next to the virtual machine's wind= ow :) >> > >> > -- Kristleifur >> > >> >> Exactly what I'm working on this afternoon. I've not created many VM= 's >> from scratch so there's a learning curve there, but potentially maki= ng >> the hard drives virtual in the new VM setup and then applying RAID t= o >> them seems like a good way to practice. >> >> Additionally I'm going to purchase maybe 3 or 4 drives and then see >> about using the other SATA ports on my desktop motherboard to create >> additional storage that I can get some real performance numbers on. > > =C2=A0 =C2=A0 =C2=A0 =C2=A0Your mileage may definitely vary, but neit= her of the servers on > which I run mdadm have motherboards which allow mdadm to recognize th= e > drives. =C2=A0For both of them, only drives 0 and 1 are properly reco= gnized by > Linux. =C2=A0I had to purchase SATA controllers for both. =C2=A0Both = are Asus AMD-64 > motherboards. > > -- > To unsubscribe from this list: send the line "unsubscribe linux-raid"= in > the body of a message to majordomo@vger.kernel.org > More majordomo info at =C2=A0http://vger.kernel.org/majordomo-info.ht= ml > -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html