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==en raid sans LVM avec md1 en boot et md3 en partition root (md2 swap)==


 mkdir /mnt/md1
 mkdir /mnt/md3
 mount /dev/md1  /mnt/md1
 mount /dev/md3 /mnt/md3

 mount -o bind /proc /mnt/md3/proc
 mount -o bind /dev /mnt/md3/dev
 mount -o bind /sys/ /mnt/md3/sys
 mount /dev/md1 /mnt/md3/boot
 cd /mnt/md3
 chroot /mnt/md3


== sans raid sans LVM==

 mkdir /mnt/sda1
 mkdir /mnt/sda2
 mount /dev/sda1 /mnt/sda1
 mount /dev/sda2 /mnt/sda2

 mount -o bind /proc /mnt/sda2/proc
 mount -o bind /dev /mnt/sda2/dev
 mount -o bind /sys/ /mnt/sda2/sys
 mount /dev/sda1 /mnt/sda2/boot
 cd /mnt/sda2
 chroot /mnt/sda2


==en raid avec LVM avec md1 en boot et md3 en partition root (md2 swap)==


 mkdir /mnt/md1
 mkdir /mnt/md2


 mount /dev/md1  /mnt/md1

 vgchange -ay main
 mount /dev/main/root /mnt/md2

 mount -o bind /proc /mnt/md2/proc
 mount -o bind /dev /mnt/md2/dev
 mount -o bind /sys/ /mnt/md2/sys
 mount /dev/md1 /mnt/md2/boot
 cd /mnt/md2
 chroot /mnt/md2



== un petit rsync ? ==

 cd /media/boot
 rsync  -auvz * root@91.121.IP.IP:/mnt/sda1 --bwlimit=100
 cd /media/slash
 rsync  -auvz * root@91.121.IP.IP:/mnt/sda2 --bwlimit=100

== un petit probleme de grub avec LVM ==

 
 grub

 grub> find /grub/stage1
 find /grub/stage1
  (hd0,0)
 grub> device (hd0) /dev/sda
 device (hd0) /dev/sda
 grub> root (hd0,0)
 root (hd0,0)
 Filesystem type is ext2fs, partition type 0xfd
 grub> setup (hd0)
 setup (hd0)
 Checking if "/boot/grub/stage1" exists... no
 Checking if "/grub/stage1" exists... yes
 Checking if "/grub/stage2" exists... yes
 Checking if "/grub/e2fs_stage1_5" exists... yes
 Running "embed /grub/e2fs_stage1_5 (hd0)"...  15 sectors are embedded.
 succeeded
 Running "install /grub/stage1 (hd0) (hd0)1+15 p (hd0,0)/grub/stage2 /grub/grub.conf"... succeeded
 Done.
 grub>quit
 quit
 #

== lancer RAID ==
 mdadm --create /dev/md1 --level=mirror --raid-devices=2 /dev/sda1 missing --metadata=0.90

 mdadm --create /dev/md3 --level=mirror --raid-devices=2 /dev/sda3 missing --metadata=0.90

 mdadm --create /dev/md2 --level=mirror --raid-devices=2 /dev/sda2 missing --metadata=0.90