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环境:V480,Solaris8
两块数据盘做镜像过程:
# prtvtoc /dev/rdsk/c2t1d2s2 | fmthard -s - /dev/rdsk/c2t1d3s2
# metadb -a -f -c 3 c2t1d2s7 c2t1d3s7
# metainit -f d15 1 1 c2t1d2s0
# metainit d25 1 1 c2t1d3s0
# metainit d35 -m d15
# metattach d35 d25
# metainit d35 -m d15 d25
设置过程提示一且正常,镜像状态确认如下:
$ metastat
d30: Mirror
Submirror 0: d10
State: Okay
Submirror 1: d22
State: Okay
Pass: 1
Read option: roundrobin (default)
Write option: parallel (default)
Size: 293760 blocks
d10: Submirror of d30
State: Okay
Size: 293760 blocks
Stripe 0:
Device Start Block Dbase State Hot Spare
c2t1d2s0 0 No Okay
d22: Submirror of d30
State: Okay
Size: 293760 blocks
Stripe 0:
Device Start Block Dbase State Hot Spare
c2t1d3s0 0 No Okay
$ metadb -i
flags first blk block count
a m pc luo 16 1034 /dev/dsk/c2t1d2s7
a pc luo 1050 1034 /dev/dsk/c2t1d2s7
a pc luo 2084 1034 /dev/dsk/c2t1d2s7
a pc luo 16 1034 /dev/dsk/c2t1d3s7
a pc luo 1050 1034 /dev/dsk/c2t1d3s7
a pc luo 2084 1034 /dev/dsk/c2t1d3s7
o - replica active prior to last mddb configuration change
u - replica is up to date
l - locator for this replica was read successfully
c - replica's location was in /etc/lvm/mddb.cf
p - replica's location was patched in kernel
m - replica is master, this is replica selected as input
W - replica has device write errors
a - replica is active, commits are occurring to this replica
M - replica had problem with master blocks
D - replica had problem with data blocks
F - replica had format problems
S - replica is too small to hold current data base
R - replica had device read errors
异常1:
通过d30和d22和c2t1d3s6都无法mount文件系统.
怀疑镜像设置有问题,根本没成功。
有遇到过类似情况,麻烦指点迷津。 |
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