[CentOS] Re: Software RAID: on same IDE port or on different ones?
Scott Silva
ssilva at sgvwater.comMon Oct 22 17:10:58 UTC 2007
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on 10/22/2007 7:32 AM Kai Schaetzl spake the following: > Scott Silva wrote on Thu, 18 Oct 2007 16:05:09 -0700: > >> As long as the partitions were raid-autostart (fd I believe) it should pick it up. > > Yeah, it wasn't a problem at all. > >> Having a CDrom on a channel shouldn't be a problem as long as the drive >> supports UDMA, which I think the modern drives support. >> And losing the CD along with the failed drive is not a big deal. > > No CDROM, anyway :-) > >> You still need to reboot to replace the failed drive, but the system should >> run until you get there. Think about also putting your swap on raid if the box >> swaps occasionally. > > Yeah, I thought about that before partitioning and first wanted to exclude swap. > Obviously, this wouldn't be a problem when a disk goes away on booting, but if it is > in the middle of operation and there's just a few data that a program needs urgently > .. I'm using a simple scheme now. There are only two partitions, one holds boot and > one holds LVM with /, /tmp, /var and swap. If your swap is on LVM, and LVM is on a raid 1 array, then effectively your swap is on raid, so no worries. > > I also installed grub to both drives and since I couldn't find my old information > how to do that I googled again for it and found that the page with the information > doesn't exist anymore. A *lot* of sites point to it, so this is a real pita. I found > it finally via archive.org. I wonder if it shouldn't get included in original text > in the wiki and the FAQ better point to that? (You can't link directly to the page > at archive.org and one can't be sure that it will stay available there.) > http://www.centos.org/modules/smartfaq/faq.php?faqid=47 > (the last link) > > > Kai > -- MailScanner is like deodorant... You hope everybody uses it, and you notice quickly if they don't!!!!
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