GPT mirror でFreeBSD 9.2をインストール
いろいろあって、サーバ機のFreeBSDを再インストールすることになった。
備忘録として手順を残す。
ディスクのパーティショニング
# gpart create -s gpt ada0
# gpart add -a 4k -s 512k -t freebsd-boot -l boot0 ada0
# gpart add -a 4k -s 2g -t freebsd-ufs -l rootfs0 ada0
# gpart add -a 4k -s 8g -t freebsd-swap -l swap0 ada0
# gpart add -a 4k -s 4g -t freebsd-ufs -l varfs0 ada0
# gpart add -a 4k -s 2g -t freebsd-ufs -l tmpfs0 ada0
# gpart add -a 4k -s 440g -t freebsd-ufs -l usrfs0 ada0
# gpart bootcode -b /boot/pmbr -p /boot/gptboot -i 1 ada0
# gpart create -s gpt ada1
# gpart add -a 4k -s 512k -t freebsd-boot -l boot1 ada1
# gpart add -a 4k -s 2g -t freebsd-ufs -l rootfs1 ada1
# gpart add -a 4k -s 8g -t freebsd-swap -l swap1 ada1
# gpart add -a 4k -s 4g -t freebsd-ufs -l varfs1 ada1
# gpart add -a 4k -s 2g -t freebsd-ufs -l tmpfs1 ada1
# gpart add -a 4k -s 440g -t freebsd-ufs -l usrfs1 ada1
# gpart bootcode -b /boot/pmbr -p /boot/gptboot -i 1 ada1
# gpart show ada0 ada1
=> 34 976773101 ada0 GPT (465G)
34 6 - free - (3.0k)
40 1024 1 freebsd-boot (512k)
1064 4194304 2 freebsd-ufs (2.0G)
4195368 16777216 3 freebsd-swap (8.0G)
20972584 8388608 4 freebsd-ufs (4.0G)
29361192 4194304 5 freebsd-ufs (2.0G)
33555496 922746880 6 freebsd-ufs (440G)
956302376 20470759 - free - (9.8G)
=> 34 976773101 ada1 GPT (465G)
34 6 - free - (3.0k)
40 1024 1 freebsd-boot (512k)
1064 4194304 2 freebsd-ufs (2.0G)
4195368 16777216 3 freebsd-swap (8.0G)
20972584 8388608 4 freebsd-ufs (4.0G)
29361192 4194304 5 freebsd-ufs (2.0G)
33555496 922746880 6 freebsd-ufs (440G)
956302376 20470759 - free - (9.8G)
# gpart show -l ada0 ada1
=> 34 976773101 ada0 GPT (465G)
34 6 - free - (3.0k)
40 1024 1 boot0 (512k)
1064 4194304 2 rootfs0 (2.0G)
4195368 16777216 3 swap0 (8.0G)
20972584 8388608 4 varfs0 (4.0G)
29361192 4194304 5 tmpfs0 (2.0G)
33555496 922746880 6 usrfs0 (440G)
956302376 20470759 - free - (9.8G)
=> 34 976773101 ada1 GPT (465G)
34 6 - free - (3.0k)
40 1024 1 boot1 (512k)
1064 4194304 2 rootfs1 (2.0G)
4195368 16777216 3 swap1 (8.0G)
20972584 8388608 4 varfs1 (4.0G)
29361192 4194304 5 tmpfs1 (2.0G)
33555496 922746880 6 usrfs1 (440G)
956302376 20470759 - free - (9.8G)
# gmirror label boot /dev/gpt/boot0 /dev/gpt/boot1
# gmirror label swap /dev/gpt/rootfs0 /dev/gpt/rootfs1
# gmirror label rootfs /dev/gpt/rootfs0 /dev/gpt/rootfs1
# gmirror label swap /dev/gpt/swap0 /dev/gpt/swap1
# gmirror label varfs /dev/gpt/varfs0 /dev/gpt/varfs1
# gmirror label tmpfs /dev/gpt/tmpfs0 /dev/gpt/tmpfs1
# gmirror label tmpfs /dev/gpt/tmpfs0 /dev/gpt/tmpfs1
# kldload geom_mirror
# gmirror status
Name Status Components
mirror/boot COMPLETE ada0p1 (ACTIVE)
ada1p1 (ACTIVE)
mirror/rootfs COMPLETE ada0p2 (ACTIVE)
ada1p2 (ACTIVE)
mirror/swap COMPLETE ada0p3 (ACTIVE)
ada1p3 (ACTIVE)
mirror/varfs COMPLETE ada0p4 (ACTIVE)
ada1p4 (ACTIVE)
mirror/tmpfs COMPLETE ada0p5 (ACTIVE)
ada1p5 (ACTIVE)
mirror/usrfs COMPLETE ada0p6 (ACTIVE)
ada1p6 (ACTIVE)
# newfs -U -L rootfs /dev/mirror/rootfs
# newfs -U -L varfs /dev/mirror/varfs
# newfs -U -L tmpfs /dev/mirror/tmpfs
# newfs -U -L usrfs /dev/mirror/usrfs
# mount /dev/mirror/rootfs /mnt
# mkdir /mnt/var /mnt/tmp /mnt/usr
# mount /dev/mirror/varfs /mnt/var
# mount /dev/mirror/tmpfs /mnt/tmp
# mount /dev/mirror/usrfs /mnt/usr
# vi /boot/bsdinstall_etc/fstab
# cat /boot/bsdinstall_etc/fstab
#Device Mountpoint FSType Option Dump Pass#
/dev/mirror/swap none swap sw 0 0
/dev/mirror/rootfs / ufs rw 1 1
/dev/mirror/varfs /var ufs rw 2 2
/dev/mirror/tmpfs /tmp ufs rw 2 2
/dev/mirror/usrfs /usr ufs rw 2 2
# exitインストール後の仕上げ
# vi /boot/loader.conf # cat /boot/loader.conf geom_mirror_load="YES" # exit
以上。
