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# dd if=/dev/zero of=/dev/ad0 count=2
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# fdisk -BI /dev/ad0# fdisk -BI /dev/ad1 # bsdlabel -wB /dev/ad0s1
# bsdlabel -wB /dev/ad1s1 # bsdlabel -e /dev/ad0s1
# bsdlabel /dev/ad0s1 > /tmp/bsdlabel.txt && bsdlabel -R /dev/ad1s1 /tmp/bsdlabel.txt
# gmirror label root /dev/ad[01]s1a
# gmirror label var /dev/ad[01]s1d # gmirror label usr /dev/ad[01]s1e # gmirror label -F swap /dev/ad[01]s1b
# newfs /dev/mirror/root
# newfs /dev/mirror/var # newfs /dev/mirror/usr
-F
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# mount /dev/mirror/root /mnt # mkdir /mnt/var /mnt/usr # mount /dev/mirror/var /mnt/var # mount /dev/mirror/usr /mnt/usr
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# chroot /mnt
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# cp -Rp /boot/GENERIC/* /boot/kernel
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# Device Mountpoint FStype Options Dump Pass# /dev/mirror/swap none swap sw 0 0 /dev/mirror/root / ufs rw 1 1 /dev/mirror/usr /usr ufs rw 2 2 /dev/mirror/var /var ufs rw 2 2 /dev/cd0 /cdrom cd9660 ro,noauto 0 0
·s¼W /boot/loader.conf ÀÉ¡A ¨Ã¥B¤º®e¶ñ¤J¤U¦C¡G
geom_mirror_load="YES" zfs_load="YES"
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# echo 'zfs_enable="YES"' >> /etc/rc.conf
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