On Wed, Sep 7, 2011 at 11:38 PM, Devin Reade <gdr at gno.org> wrote: > --On Wednesday, September 07, 2011 08:22:47 PM +0300 Bünyamin İzzet > <bunyamin.izzet at gmail.com> wrote: > > - made sure we have boot blocks on both disks, based on information > at http://grub.enbug.org/MirroringRAID > modified /boot/grub/device.map from: > (hd0) /dev/sda > (hd1) /dev/sdb > to: > (hd0) /dev/sda > (hd0) /dev/sdb > I have changed the device.map as you said > and then: > # grub > grub> device (hd0) /dev/sdb > grub> root (hd0,0) > grub> setup (hd0) > grub> quit > > And, it is done too. It still does not boot. I could not see the error message, because it is a dedicated server and I am not sitting at the monitor of the server. So I type the lines in grub.conf manually to see the error (I'm not sure if it is the right thing to see the error). # grub Probing devices to guess BIOS drives. This may take a long time. GNU GRUB version 0.97 (640K lower / 3072K upper memory) [ Minimal BASH-like line editing is supported. For the first word, TAB lists possible command completions. Anywhere else TAB lists the possible completions of a device/filename.] grub> root (hd1,0) root (hd1,0) Filesystem type is ext2fs, partition type 0xfd grub> kernel /vmlinuz-2.6.18-238.19.1.el5 ro root=/dev/md1 vga=0x317 kernel /vmlinuz-2.6.18-238.19.1.el5 ro root=/dev/md1 vga=0x317 [Linux-bzImage, setup=0x1e00, size=0x1fe01c] grub> initrd /initrd-2.6.18-238.19.1.el5.img initrd /initrd-2.6.18-238.19.1.el5.img Error 28: Selected item cannot fit into memory grub> quit quit If it is not the right thing to see the error message at boot time, is there any chance to log grub errors, boot errors? Thanks, Bunyamin. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20110908/7296fee7/attachment-0005.html>