I have a centos 5.4 installation. grub on /dev/md0 . no problem at all. my primary disk failed , replaced the disk and no problem at all. what has changed in 5.9 and 6 releases? its not easy anymore. Paras. On Thu, Mar 7, 2013 at 11:17 AM, SilverTip257 <silvertip257 at gmail.com> wrote: > On Thu, Mar 7, 2013 at 12:00 PM, Paras pradhan <pradhanparas at gmail.com>wrote: > >> One question: >> >> During the install, do I install grub on sda or md0? >> >> > Install grub on sda and sdb. > Installing GRUB on the mbr of both disks ensures that your system can still > boot if one disk has failed. > > Although the Linux OS sees those two drives as a software raid1, GRUB looks > at a single drive when booting. > > >> Paras. >> >> On Thu, Mar 7, 2013 at 10:43 AM, Paras pradhan <pradhanparas at gmail.com> >> wrote: >> > I don't get a grub so I can't issue "c" . >> > >> > Paras. >> > >> > >> > On Thu, Mar 7, 2013 at 10:33 AM, Timo Schoeler >> > <timo.schoeler at riscworks.net> wrote: >> >> On 03/07/2013 05:30 PM, thus Paras pradhan spake: >> >> >> >>> Hi, >> >> >> >> Hi, >> >> >> >>> I have a server with 2 disks. Installed centos 5.9 with raid1. I >> >>> created /dev/md0 to hold "/" and /dev/md1 for swap and nothing >> >>> else. Grub is installed on /dev/md0. After the successful >> >>> installation, the server does not boot. I don't see the boot loader . >> >>> I see a blank cursor blinking. >> >>> >> >>> What have I done wrong? >> >> >> >> have you paid attention on 'Section Two' here? >> >> >> >> http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 >> >> >> >>> Thanks Paras. >> >> >> >> HTH, >> >> >> >> Timo >> >> >> >> _______________________________________________ >> >> CentOS mailing list >> >> CentOS at centos.org >> >> http://lists.centos.org/mailman/listinfo/centos >> _______________________________________________ >> CentOS mailing list >> CentOS at centos.org >> http://lists.centos.org/mailman/listinfo/centos >> > > > -- > ---~~.~~--- > Mike > // SilverTip257 // > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos