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回复 #1 smartzippo 的帖子
1、 首先成为root
2、 创建metadb文件
#metadb -a -c 4 -f c1t0d0s7
#metadb -a -c 4 -f c1t1d0s7
3、 创建raid0卷
#metainit -f d11 1 1 c1t0d0s0
#metainit -f d21 1 1 c1t0d0s1
#metainit -f d31 1 1 c1t0d0s2
#metainit -f d41 1 1 c1t0d0s3
#metainit -f d51 1 1 c1t0d0s4
#metainit -f d61 1 1 c1t0d0s5
#metainit -f d71 1 1 c1t0d0s6
#metainit d12 1 1 c1t1d0s0
#metainit d22 1 1 c1t1d0s1
#metainit d32 1 1 c1t1d0s2
#metainit d42 1 1 c1t1d0s3
#metainit d52 1 1 c1t1d0s4
#metainit d62 1 1 c1t1d0s5
#metainit d72 1 1 c1t1d0s6
4、 创建raid1卷
#metainit d10 -m d11
#metainit d20 -m d21
#metainit d30 -m d31
#metainit d40 -m d41
#metainit d50 -m d51
#metainit d60 -m d61
#metainit d70 -m d71
5、 关于根分区/的处理
根据前面的分区情况,我们知道 / 分区对应的分区是c1t0d0s0和c1t1d0s0,对应的卷名分别为d11和d12,计划作成d10 mirror。
#lockfs -fa
#metaroot d10
6、 关于swap的处理
如下命令查看swap分区情况:
#swap -l
swapfile dev swaplo blocks free
/dev/dsk/c0t0d0s1 32,17 16 4198368 4127056
#dumpadm -d /dev/md/dsk/d20
7、 修改/etc/vfstab文件
原来的文件内容是:
fd - /dev/fd fd - no -
/proc - /proc proc - no -
/dev/dsk/c0t0d0s1 - - swap - no -
/dev/md/dsk/d10 /dev/md/rdsk/d10 / ufs 1 no -
/dev/dsk/c0t0d0s2 /dev/rdsk/c0t0d0s2 /usr ufs 1 no -
/dev/dsk/c0t0d0s5 /dev/rdsk/c0t0d0s5 /var ufs 1 no -
/dev/dsk/c0t0d0s6 /dev/rdsk/c0t0d0s6 /export/home ufs 2 yes -
/dev/dsk/c0t0d0s4 /dev/rdsk/c0t0d0s4 /opt ufs 2 yes -
/dev/dsk/c0t0d0s3 /dev/rdsk/c0t0d0s3 /tmp ufs 2 yes -
/devices - /devices devfs - no -
ctfs - /system/contract ctfs - no -
objfs - /system/object objfs - no -
修改后的内容是:
fd - /dev/fd fd - no -
/proc - /proc proc - no -
/dev/md/dsk/d20 - - swap - no -
/dev/md/dsk/d10 /dev/md/rdsk/d10 / ufs 1 no -
/dev/md/dsk/d30 /dev/md/rdsk/d30 /usr ufs 1 no -
/dev/md/dsk/d60 /dev/md/rdsk/d60 /var ufs 1 no -
/dev/md/dsk/d70 /dev/md/rdsk/d70 /export/home ufs 2 yes -
/dev/md/dsk/d50 /dev/md/rdsk/d50 /opt ufs 2 yes -
/dev/md/dsk/d40 /dev/md/rdsk/d40 /tmp ufs 2 yes -
/devices - /devices devfs - no -
ctfs - /system/contract ctfs - no -
objfs - /system/object objfs - no -
8、 添加内核参数
#vi /etc/system
添加如下一行:
set md:mirrored_root_flag=1
9、 重起系统
#sync
#reboot
10、 追加submirror
#metattach d10 d12
#metattach d20 d22
#metattach d30 d32
#metattach d40 d42
#metattach d50 d52
#metattach d60 d62
#metattach d70 d72 |
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