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SME Server:Documentation:FAQ (view source)
Revision as of 21:14, 6 November 2007
, 21:14, 6 November 2007→Recovering SME Server with lvm drives
mdadm -AR /dev/md8 /dev/sdb2
mdadm -AR /dev/md8 /dev/sdb2
If you have multiple arrays you will need to assemble and run:
If you are running other then raid1, you may need to include additional members from other drives:
mdadm -AR /dev/md8 /dev/sdb2 /dev/sdd2 /dev/sde3
mdadm -AR /dev/md8 /dev/sdb2 /dev/sdd2 /dev/sde3
Now see if the array is assembled:
Now see if the array is assembled:
user@user-desktop: ~$ lvs
cat /proc/mdstat
See if it detects the physical volumes:
user@user-desktop: ~$
user@user-desktop:~$ pvs
PV VG Fmt Attr PSize PFree
/dev/md2 main lvm2 a- 1.88G 32.00M
user@user-desktop:~$
To activate all known volume groups in the system:
To activate all known volume groups in the system:
user@user-desktop:~$ vgchange main -a y
user@user-desktop:~$ vgchange main -a y
2 logical volume(s) in volume group "main" now active
2 logical volume(s) in volume group "main" now active
user@user-desktop:~$
user@user-desktop:~$
Now we should be able to mount the drive:
Now we should be able to mount the drive:
user@user-desktop:~$ mount /dev/main/root /mnt/oldsmeserver/
user@user-desktop:~$ mount /dev/main/root /mnt/oldsmeserver/
user@user-desktop:~dev$
user@user-desktop:~$
Looking good so let’s show where our files are:
Looking good so let’s show where our files are:
Now you have successfully assembled your array and able to recover your data.
Now you have successfully assembled your array and able to recover your data.
Notes:
*If the existing system has lvs already installed and has a volume group called "main" there may be issues.
*If you installed SME Server <7.0 your volume group will be different, to find out your volume group type:
user@user-desktop:~$ vgdisplay
--- Volume group ---
VG Name main The Volume group name.
System ID
Format lvm2
[..]
user@user-desktop:~$
===Backups & Restores===
===Backups & Restores===