Date: Thu, 26 Jun 2008 07:30:27 -0700 (PDT) From: Casey Scott <casey@phantombsd.org> To: Derek Ragona <derek@computinginnovations.com> Cc: Garrett Cooper <yanefbsd@gmail.com>, current@freebsd.org, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: URGENT: Need help rebuilding iir RAID5 array with failed drive Message-ID: <32783721.01214490627455.JavaMail.root@tomcat.phantombsd.org> In-Reply-To: <6.0.0.22.2.20080626091608.0259b610@mail.computinginnovations.com>
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----- "Derek Ragona" <derek@computinginnovations.com> wrote: > At 08:49 AM 6/26/2008, Garrett Cooper wrote: > >Hello, > > First off sorry for the cross-post. I typically don't do this > >but this is an important question, so please bear with me. I'm just > >trying to get more eyes on the subject so I can (maybe) get a reply > >quicker... > > I'm running 8-CURRENT on my machine and it appears that one > of > >the disks in my RAID5 array has taken a nose dive (BIOS recognizes > >that it exists, but Intel Matrix Manager claims that the disk is an > >"Offline Member"). After doing some reading it appears that it's > >kaput, so I need to get a replacement disk to fix this one... > > That aside, I need to determine how to rebuild the array in a > >Unix environment because Intel only provides instructions for how to > >use their Windows matrix manager. If anyone can point me to some > links > >or provide me with some pointers on how to correct this issue, I'd > owe > >you a lot; in fact the next time you come by Santa Cruz, CA I'll > >gladly treat you to some beers or something else you might want > :)... > >Linux solutions (if there isn't a proper one for FreeBSD) are valid, > >as long as the core data remains uncorrupted and I can do what I > need > >to from a LiveCD. I'm just scared to boot up OS and have it do some > >irrevocable operation like fsck -y and assume parity errors are ok > or > >something along those lines (I don't remember if I set rc.conf to > >fsck -y and I know I can change that from single-user mode, but I > want > >to play things conservatively if at all possible) :\... > > Filesystem is UFS2 with softupdates of course. > > Point proven that I need to backup my data more often :(... > >TIA, > >-Garrett > > > >PS If replying on the questions@ list, please CC me as I'm not > >subscribed to that list. > > > Most of the intel RAID functions can be accessed through the BIOS > console > too. It isn't as pretty as the GUI versions but has the same > functions. > > The drives are labeled so the RAID controller will know a drive was > replaced. You just need to tell the controller to add it to the array > and > rebuild the array. I haven't seen an Intel card in a while, but if you see an "initialize" option, DON'T USE IT. On other cards it exists, and destroys the volume. Casey
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