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关于更换PVG镜像硬盘的问题!!急急!! [复制链接]

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发表于 2008-06-03 10:57 |只看该作者 |倒序浏览
strings /etc/lvmpvg
VG      /dev/vg01
PVG     pvg1
/dev/dsk/c3t0d0
/dev/dsk/c3t1d0
/dev/dsk/c3t2d0
/dev/dsk/c3t3d0
/dev/dsk/c4t0d0
/dev/dsk/c4t1d0
/dev/dsk/c4t2d0
/dev/dsk/c4t3d0
PVG     pvg2
/dev/dsk/c3t5d0
/dev/dsk/c3t6d0
/dev/dsk/c3t7d0
/dev/dsk/c3t8d0
/dev/dsk/c4t5d0
/dev/dsk/c4t6d0
/dev/dsk/c4t7d0
/dev/dsk/c4t8d0

#strings /etc/lvmtab
/dev/vg00
/dev/dsk/c1t6d0
/dev/dsk/c2t6d0
/dev/vg01
/dev/dsk/c3t0d0
/dev/dsk/c3t1d0
/dev/dsk/c3t2d0
/dev/dsk/c3t3d0
/dev/dsk/c4t0d0
/dev/dsk/c4t1d0
/dev/dsk/c4t2d0
/dev/dsk/c4t3d0
/dev/dsk/c3t5d0
/dev/dsk/c3t6d0
/dev/dsk/c3t7d0
/dev/dsk/c3t8d0
/dev/dsk/c4t5d0
/dev/dsk/c4t6d0
/dev/dsk/c4t7d0
/dev/dsk/c4t8d0


tdlist /dev/td0


/dev/td0 0/12/0/0.8.0.255.0.0.0 fcpdev 0x0000ef 0
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t0d0 /dev/rdsk/c3t0d0

/dev/td0 0/12/0/0.8.0.255.0.1.0 fcpdev 0x0000e8 1
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t1d0 /dev/rdsk/c3t1d0

/dev/td0 0/12/0/0.8.0.255.0.2.0 fcpdev 0x0000e4 2
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t2d0 /dev/rdsk/c3t2d0

/dev/td0 0/12/0/0.8.0.255.0.3.0 fcpdev 0x0000e2 3
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t3d0 /dev/rdsk/c3t3d0

/dev/td0 0/12/0/0.8.0.255.0.5.0 fcpdev 0x0000e0 5
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t5d0 /dev/rdsk/c3t5d0

/dev/td0 0/12/0/0.8.0.255.0.6.0 fcpdev 0x0000dc 6
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t6d0 /dev/rdsk/c3t6d0

/dev/td0 0/12/0/0.8.0.255.0.7.0 fcpdev 0x0000da 7
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t7d0 /dev/rdsk/c3t7d0

/dev/td0 0/12/0/0.8.0.255.0.8.0 fcpdev 0x0000d9 8
        NO_HW   DEVICE HP 18.2GST318452FC /dev/dsk/c3t8d0 /dev/rdsk/c3t8d0

/dev/td0 0/12/0/0.8.0.255.0.15.0 fcpdev 0x0000ce 15
        CLAIMED DEVICE HP A6255A /dev/rscsi/c3t15d0

/dev/td1 1/4/0/0.8.0.255.0.0.0 fcpdev 0x0000ef 0
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t0d0 /dev/rdsk/c4t0d0

/dev/td1 1/4/0/0.8.0.255.0.1.0 fcpdev 0x0000e8 1
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t1d0 /dev/rdsk/c4t1d0

/dev/td1 1/4/0/0.8.0.255.0.2.0 fcpdev 0x0000e4 2
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t2d0 /dev/rdsk/c4t2d0

/dev/td1 1/4/0/0.8.0.255.0.3.0 fcpdev 0x0000e2 3
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t3d0 /dev/rdsk/c4t3d0

/dev/td1 1/4/0/0.8.0.255.0.5.0 fcpdev 0x0000e0 5
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t5d0 /dev/rdsk/c4t5d0

/dev/td1 1/4/0/0.8.0.255.0.6.0 fcpdev 0x0000dc 6
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t6d0 /dev/rdsk/c4t6d0

/dev/td1 1/4/0/0.8.0.255.0.7.0 fcpdev 0x0000da 7
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t7d0 /dev/rdsk/c4t7d0

/dev/td1 1/4/0/0.8.0.255.0.8.0 fcpdev 0x0000d9 8
        NO_HW   DEVICE HP 18.2GST318452FC /dev/dsk/c4t8d0 /dev/rdsk/c4t8d0

/dev/td1 1/4/0/0.8.0.255.0.15.0 fcpdev 0x0000ce 15
        CLAIMED DEVICE HP A6255A /dev/rscsi/c4t15d0



[hp09][/]#tdlist /dev/td1

/dev/td0 0/12/0/0.8.0.255.0.0.0 fcpdev 0x0000ef 0
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t0d0 /dev/rdsk/c3t0d0

/dev/td0 0/12/0/0.8.0.255.0.1.0 fcpdev 0x0000e8 1
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t1d0 /dev/rdsk/c3t1d0

/dev/td0 0/12/0/0.8.0.255.0.2.0 fcpdev 0x0000e4 2
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t2d0 /dev/rdsk/c3t2d0

/dev/td0 0/12/0/0.8.0.255.0.3.0 fcpdev 0x0000e2 3
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t3d0 /dev/rdsk/c3t3d0

/dev/td0 0/12/0/0.8.0.255.0.5.0 fcpdev 0x0000e0 5
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t5d0 /dev/rdsk/c3t5d0

/dev/td0 0/12/0/0.8.0.255.0.6.0 fcpdev 0x0000dc 6
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t6d0 /dev/rdsk/c3t6d0

/dev/td0 0/12/0/0.8.0.255.0.7.0 fcpdev 0x0000da 7
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c3t7d0 /dev/rdsk/c3t7d0

/dev/td0 0/12/0/0.8.0.255.0.8.0 fcpdev 0x0000d9 8
        NO_HW   DEVICE HP 18.2GST318452FC /dev/dsk/c3t8d0 /dev/rdsk/c3t8d0

/dev/td0 0/12/0/0.8.0.255.0.15.0 fcpdev 0x0000ce 15
        CLAIMED DEVICE HP A6255A /dev/rscsi/c3t15d0

/dev/td1 1/4/0/0.8.0.255.0.0.0 fcpdev 0x0000ef 0
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t0d0 /dev/rdsk/c4t0d0

/dev/td1 1/4/0/0.8.0.255.0.1.0 fcpdev 0x0000e8 1
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t1d0 /dev/rdsk/c4t1d0

/dev/td1 1/4/0/0.8.0.255.0.2.0 fcpdev 0x0000e4 2
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t2d0 /dev/rdsk/c4t2d0

/dev/td1 1/4/0/0.8.0.255.0.3.0 fcpdev 0x0000e2 3
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t3d0 /dev/rdsk/c4t3d0

/dev/td1 1/4/0/0.8.0.255.0.5.0 fcpdev 0x0000e0 5
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t5d0 /dev/rdsk/c4t5d0

/dev/td1 1/4/0/0.8.0.255.0.6.0 fcpdev 0x0000dc 6
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t6d0 /dev/rdsk/c4t6d0

/dev/td1 1/4/0/0.8.0.255.0.7.0 fcpdev 0x0000da 7
        CLAIMED DEVICE HP 18.2GST318452FC /dev/dsk/c4t7d0 /dev/rdsk/c4t7d0

/dev/td1 1/4/0/0.8.0.255.0.8.0 fcpdev 0x0000d9 8
        NO_HW   DEVICE HP 18.2GST318452FC /dev/dsk/c4t8d0 /dev/rdsk/c4t8d0

/dev/td1 1/4/0/0.8.0.255.0.15.0 fcpdev 0x0000ce 15
        CLAIMED DEVICE HP A6255A /dev/rscsi/c4t15d0
现在的情况就是这台服务器通过HBA卡直接连接的是hp的DS2405 磁盘笼子 其中有块硬盘坏了 是c4t8d0  , c4t8d0 是DS2405上的一块硬盘
这个磁盘笼子通过2个HBA做了PVG 想问一下 如何更换这个磁盘笼子上的磁盘?以及需要注意的事项,更换这个磁盘和更换普通镜像的本地磁盘有什么区别?急!!
哪位高手帮我看看

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2 [报告]
发表于 2008-06-03 10:58 |只看该作者
很着急啊 哪位高手帮忙解答一下 万分感谢!!

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2015年迎新春徽章
日期:2015-03-03 17:23:52操作系统版块每日发帖之星
日期:2016-04-06 06:20:00
3 [报告]
发表于 2008-06-03 11:06 |只看该作者

回复 #1 emc-hpux 的帖子

如果你的 vg01 中的lv做了 mirror 你可以 做如下步骤

#vgcfgrestore –n vg01 /dev/rdsk/c4t8d0
#vgchange –a y /dev/vg01
#vgsync

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4 [报告]
发表于 2008-06-03 11:32 |只看该作者
是 vg01 下的LV 已经做了mirror

您的意思就是先换盘然后 按照下面的步骤就可以了?
#vgcfgrestore –n vg01 /dev/rdsk/c4t8d0
#vgchange –a y /dev/vg01
#vgsync

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5 [报告]
发表于 2008-06-03 15:21 |只看该作者
还是拆掉pvg镜像换吧......至少安全点
lvreduce -m 0 -A n /dev/vg01/lvol11 /dev/dsk/c6t11d0
.....
vgreduce /dev/vg01 /dev/dsk/c6t11d0
vgreduce /dev/vg01 /dev/dsk/c5t11d0

pvcreate -f /dev/rdsk/c6t11d0

vgextend –g pvg1 /dev/vg01 /dev/dsk/c6t11d0(主路径)
vgextend –g pvg1 /dev/vg01 /dev/dsk/c5t11d0(从路径)

mv /etc/lvmtab.bak /etc/lvmtab
lvextend -m 1 /dev/vg01/lvol11
.....
vgcfgrestore还是少用的好,是快,但是出鬼盘就不好了

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6 [报告]
发表于 2008-06-03 15:35 |只看该作者
对啊 还是安全点好
以防万一

非常感谢 楼上的几个哥们

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7 [报告]
发表于 2010-03-09 21:56 |只看该作者
同意6楼

不过是不是该在拆镜象前先
mv /etc/lvmtab /etc/lvmtab.bak
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