Force The Ram Disk To Recognize The Root Partition - Novell LINUX ENTERPRISE SERVER 10 SP3 - STORAGE ADMINISTRATION GUIDE 2-23-2010 Administration Manual

to
/dev/evms/sda2
Replace with the actual device on your machine.
sda2
3c Edit any device paths in the Other Kernel Parameters field.
3d Click OK to save the changes and return to the Boot Loader page.
4 Modify the failsafe image so that the failsafe root file system is mounted as
instead of .
/dev/
4a Select the failsafe image file, then click Edit.
4b Edit the device path in the Root Device field.
4c Check the Other Kernel Parameters field and make changes if needed.
4d Click OK to save the change and return to the Boot Loader page.
5 Click Finish.
6 Continue with
Section 2.2.5, "Force the RAM Disk to Recognize the Root Partition," on
page 25.
Using a Text Editor
To edit the boot loader file in a text editor:
1 Log in as the user or equivalent.
root
2 Open the boot loader file in a text editor.
For Grub, this is the
3 Locate the line that contains the
For example, if your root file system uses device sda1, look for a line similar to this:
kernel (sd0,0)/vmlinuz root=/dev/sda1 vga=0x31a splash=silent showopts
4 Modify the mount location from
For example, after the change, the line looks like this:
kernel (sd0,0)/vmlinuz root=/dev/evms/sda1 vga=0x31a splash=silent
showopts
5 Repeat Step 3 and Step 4
6 Save the file.
The changes do not take effect until the server is restarted. Do not restart at this time.
7 Continue with Section 2.2.5, "Force the RAM Disk to Recognize the Root Partition," on
page 25.

2.2.5 Force the RAM Disk to Recognize the Root Partition

command creates file system images for use as initial RAM disk (initrd) images.
The mkinitrd(8)
These RAM disk images are often used to preload the block device modules (SCSI or RAID) needed
to access the root file system.
You might need to force the RAM to update its device node information so that it loads the root (
partition from the
/dev/evms
/boot/grub/menu.1st
parameter.
root=
to
/dev /dev/evms
to locate other lines in the file that need to be similarly modified.
path.
file. For LILO, this is the
so it can be managed by EVMS.
Using EVMS to Manage Devices
/dev/evms/
file.
/etc/lilo.conf
)
/
25