On Thu, Mar 7, 2013 at 6:54 PM, Gerry Reno <greno at verizon.net> wrote: > On 03/07/2013 06:52 PM, Les Mikesell wrote: > > On Thu, Mar 7, 2013 at 5:40 PM, John R Pierce <pierce at hogranch.com> > wrote: > >> On 3/7/2013 3:35 PM, Gerry Reno wrote: > >>> Dave, I've been using software raid with every type of RedHat distro > RH/CentOS/Fedora for over 10 years without any > >>> serious difficulties. I don't quite understand the logic in all these > negative statements about software raid on that > >>> wiki page. The worst I get into is I have to boot from a bootdisk if > the MBR gets corrupted for any reason. No big > >>> deal. Just rerun grub. > >> have you been putting /boot on a mdraid? that's what the article is > >> recommending against. > > I've put /boot on md raid1 on a lot of machines (always drives small > > enough to be MBR based) and never had any problem with the partition > > looking enough like a native one for grub to boot it. The worst thing > No problems here either - I have had /boot on software raid1 on quite a few systems past and present. > > I've seen about it is that some machines change their idea of bios > If I do have a drive fail, I can frequently hot-remove them and hot-add the replacement drive to get it resyncing without powering off. > > disk 0 and 1 when the first one fails, so your grub setup might be > > wrong even after you do it on the 2nd disk - and that would be the > > same with/without raid. As long as you are prepared to boot from a > > rescue disk you can fix it easily anyway. > > > Good point, Les. Rescue disks and bootdisks are key and critical if > you're going to use software raid. > > I think we could argue that rescue disks are a necessity regardless one is using software raid or not. :) > > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > -- ---~~.~~--- Mike // SilverTip257 //