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Full Discussion: Root mirroring in SUSE 10.1
Operating Systems Linux SuSE Root mirroring in SUSE 10.1 Post 302483706 by mrwolfer1 on Tuesday 28th of December 2010 06:37:13 AM
Old 12-28-2010
Hello mate,
..to mirror disks you should use a volume manager as is mentioned above (LVM will do you) -you will need to build logical devices that you can manage - mirror or what ever.
You will need a disk manager get sorted anyway to manage SAN/NAS devices if required- well I dont see any local application moutpoints there.
Your df -h shows me that you having only default linux install/build set up - this does not look like layout of production or test server to me.
Simply you need to re-think the project, partition the disks right, then grab the slices and build the logical devices, and then mirror the devices accross the controllers...
I think you can do the all the low lever work easy in YAST..
 

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VGSCAN(8)                                                     System Manager's Manual                                                    VGSCAN(8)

NAME
vgscan - scan all disks for volume groups and rebuild caches SYNOPSIS
vgscan [-d|--debug] [-h|-?|--help] [--ignorelockingfailure] [--mknodes] [-P|--partial] [-v|--verbose] DESCRIPTION
vgscan scans all SCSI, (E)IDE disks, multiple devices and a bunch of other disk devices in the system looking for LVM physical volumes and volume groups. Define a filter in lvm.conf(5) to restrict the scan to avoid a CD ROM, for example. In LVM2, vgscans take place automatically; but you might still need to run one explicitly after changing hardware. OPTIONS
See lvm for common options. --mknodes Also checks the LVM special files in /dev that are needed for active logical volumes and creates any missing ones and removes unused ones. SEE ALSO
lvm(8), vgcreate(8), vgchange(8) Sistina Software UK LVM TOOLS 2.02.95(2) (2012-03-06) VGSCAN(8)
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