modify /etc/vfstab:
Create your metadevices and attach one arm to the mirrors:
After reboot, attach the other arms of the mirrors:
Wait for the mirrors to sync, then verify with metastat.
$ cat /etc/vfstab #device device mount FS fsck mount mount #to mount to fsck point type pass at boot options # #/dev/dsk/c1d0s2 /dev/rdsk/c1d0s2 /usr ufs 1 yes - fd - /dev/fd fd - no - /proc - /proc proc - no - #/dev/dsk/c0t0d0s3 - - swap - no - #/dev/dsk/c0t0d0s0 /dev/rdsk/c0t0d0s0 / ufs 1 no - #/dev/dsk/c0t0d0s6 /dev/rdsk/c0t0d0s6 /usr ufs 1 no - #/dev/dsk/c0t0d0s1 /dev/rdsk/c0t0d0s1 /var ufs 1 no - #/dev/dsk/c0t0d0s5 /dev/rdsk/c0t0d0s5 /opt ufs 2 yes - #/dev/dsk/c0t2d0s5 /dev/rdsk/c0t2d0s5 /opt/dorado ufs 2 yes - # /dev/md/dsk/d3 - - swap - no - /dev/md/dsk/d0 /dev/md/rdsk/d0 / ufs 1 no - /dev/md/dsk/d6 /dev/md/rdsk/d6 /usr ufs 1 no - /dev/md/dsk/d1 /dev/md/rdsk/d1 /var ufs 1 no - /dev/md/dsk/d5 /dev/md/rdsk/d5 /opt ufs 2 yes - /dev/md/dsk/d105 /dev/md/rdsk/d105 /opt/dorado ufs 2 yes - swap - /tmp tmpfs - yes -
metainit -f d11 1 1 c0t0d0s1 metainit d21 1 1 c0t1d0s1 metainit d1 -m d11metainit -f d13 1 1 c0t0d0s3 metainit d23 1 1 c0t1d0s3 metainit d3 -m d13metainit -f d15 1 1 c0t0d0s5 metainit d25 1 1 c0t1d0s5 metainit d5 -m d15metainit -f d16 1 1 c0t0d0s6 metainit d26 1 1 c0t1d0s6 metainit d6 -m d16metainit -f d115 1 1 c0t2d0s5 metainit d125 1 1 c0t3d0s5 metainit d105 -m d115# # you MUST do the root file system LAST #metainit -f d10 1 1 c0t0d0s0 metainit d20 1 1 c0t1d0s0 metainit d0 -m d10 metaroot d0 /usr/sbin/lockfs -fa # # ...because you MUST reboot IMMEDIATELY after doing the root FS # reboot
metattach d0 d20 metattach d1 d21 metattach d3 d23 metattach d5 d25 metattach d6 d26 metattach d105 d125
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This is a collection of techical information, much of it learned the hard way. Consider it a lab book or a /info directory. I doubt much of it will be of use to anyone else.