hpux 更换根盘镜像.doc

HP-UX 更换根盘镜像专题方法一 1,拆除设备镜像,踢出坏盘.解除镜像： vgdisplay vg00 /查看vg00中的LV的镜像状态。lvreduce m 0 /dev/vg00/lvol1 /dev/dsk/cXtYd0lvreduce m 0 /dev/vg00/lvol2 /dev/dsk/cXtYd0.拆除所有vg00中所有mirror的lvvgreduce vg00 /dev/dsk/cXtYd0 2.换盘,做镜像在镜像盘上创建物理卷，并设置成可引导设备。# pvcreate -f -B /dev/rdsk/cXtYd0 /-B可以启动。将此盘添加到根卷。# vgextend /dev/vg00 /dev/dsk/cXtYd0生成LIF引导信息和AUTO文件。# mkboot /dev/rdsk/cXtYd0 /创建BOOT区# mkboot -a hpux -lq (;0)/stand/vmunix /dev/rdsk/cXtYd0# mkboot -a hpux -lq (;0)/stand/vmunix /dev/rdsk/cXtYd0给根盘上的所有逻辑卷做镜像，务必从第一个LV开始，按顺序执行，镜像需要一定时间，请耐心等待。# lvextend -m 1 /dev/vg00/lvol1 /dev/dsk/cXtYd0 /BOOT卷# lvextend -m 1 /dev/vg00/lvol2 /dev/dsk/cXtYd0# lvextend -m 1 /dev/vg00/lvol3 /dev/dsk/cXtYd0# lvextend -m 1 /dev/vg00/lvol4 /dev/dsk/cXtYd0# lvextend -m 1 /dev/vg00/lvol5 /dev/dsk/cXtYd0# lvextend -m 1 /dev/vg00/lvol7 /dev/dsk/cXtYd0# lvextend -m 1 /dev/vg00/lvol8 /dev/dsk/cXtYd0 . . .镜像所有的vg00中的lv更新引导、根和主交换的镜像副本包含在BDRA中的引导信息。# /usr/sbin/lvlnboot -r /dev/vg00/lvol3 /ROOT# /usr/sbin/lvlnboot -s /dev/vg00/lvol2 /SWAP# /usr/sbin/lvlnboot -d /dev/vg00/lvol2# /usr/sbin/lvlnboot -b /dev/vg00/lvol1检查BDRA是否正确，恢复链接。# /usr/sbin/lvlnboot -R 给磁盘加上引导路径 # /usr/sbin/ setboot -a 验证是否正确创建镜像。# lvlnboot v如果有如下信息，则表示镜像成功；如果不正确，则根据显示信息查找原因，重新镜像。Boot Definitions for Volume Gruop /dev/vg00:Physical Volumes belonging in Root Volume Group: /dev/dsk/cXtYd0 (.) Boot Disk /dev/dsk/cXtYd0(.) Boot DiskBoot: lvol1 on: /dev/dsk/cXtYd0 /dev/dsk/cXtYd0Boot: lvol3 on: /dev/dsk/cXtYd0 /dev/dsk/cXtYd0Boot: lvol2 on: /dev/dsk/cXtYd0 /dev/dsk/cXtYd0Dump: lvol2 on: /dev/dsk/cXtYd0,0方法一是最普遍的方法，最安全，可用性最强，我们平时98的换盘都能用这种方法解决。注：有时在拆镜像是会碰到这种方法拆不掉的lv，# lvdisplay -v /dev/vg00/lvol1 lvdisplay: Warning: couldnt query physical volume /dev/dsk/c2t2d0The specified path does not correspond to physical volume attached to this volume grouplvdisplay: Warning: couldnt query all of the physical volumes.- Logical volumes -LV Name /dev/vg00/lvol1VG Name /dev/vg00LV Permission read/write LV Status available/stale Mirror copies 1 Consistency Recovery MWC Schedule parallel LV Size (Mbytes) 88 Current LE 11 Allocated PE 22 Stripes 0 Stripe Size (Kbytes) 0 Bad block off Allocation strict/contiguous IO Timeout (Seconds) default - Distribution of logical volume - PV Name LE on PV PE on PV /dev/dsk/c1t0d0 11 11 - Logical extents - LE PV1 PE1 Status 1 PV2 PE2 Status 2 0000 ? 0000 stale /dev/dsk/c1t0d0 0000 current 0001 ? 0001 stale /dev/dsk/c1t0d0 0001 current 0002 ? 0002 stale /dev/dsk/c1t0d0 0002 current 0003 ? 0003 stale /dev/dsk/c1t0d0 0003 current 0004 ? 0004 stale /dev/dsk/c1t0d0 0004 current 0005 ? 0005 stale /dev/dsk/c1t0d0 0005 current 0006 ? 0006 stale /dev/dsk/c1t0d0 0006 current 0007 ? 0007 stale /dev/dsk/c1t0d0 0007 current 0008 ? 0008 stale /dev/dsk/c1t0d0 0008 current 0009 ? 0009 stale /dev/dsk/c1t0d0 0009 current 0010 ? 0010 stale /dev/dsk/c1t0d0 0010 current这是该这么办？这种情况下我们通过pv值来拆镜像，# lvdisplay -v -k /dev/vgtest/lvtest- Logical volumes -LV Name /dev/vgtest/lvtestVG Name /dev/vgtestLV Permission read/write LV Status available/syncd Mirror copies 1 Consistency Recovery MWC Schedule parallel LV Size (Mbytes) 400 Current LE 100 Allocated PE 200 Stripes 0 Stripe Size (Kbytes) 0 Bad block on Allocation strict IO Timeout (Seconds) default - Distribution of logical volume - PV Name LE on PV PE on PV /dev/dsk/c2t0d0 100 100 /dev/dsk/c2t2d0 100 100 - Logical extents - LE PV1 PE1 Status 1 PV2 PE2 Status 2 0000 0 0000 current 1 0000 current 0001 0 0001 current 1 0001 current 0002 0 0002 current 1 0002 current 0003 0 0003 current 1 0003 current 0004 0 0004 current 1 0004 current 0005 0 0005 current 1 0005 current 0006 0 0006 current 1 0006 current 0007 0 0007 current 1 0007 current 0008 0 0008 current 1 0008 current 0009 0 0009 current 1 0009 current 0010 0 0010 current 1 0010 current 0011 0 0011 current 1 0011 current 0012 0 0012 current 1 0012 current 0013 0 0013 current 1 0013 current 0014 0 0014 current 1 0014 current 0015 0 0015 current 1 0015 current 0016 0 0016 current 1 0016 current 0017 0 0017 current 1 0017 current 0018 0 0018 current 1 0018 current 0019 0 0019 current 1 0019 current 0020 0 0020 current 1 0020 current 0021 0 0021 current 1 0021 current 0022 0 0022 current 1 0022 current 0023 0 0023 current 1 0023 current 0024 0 0024 current 1 0024 current 0025 0 0025 current 1 0025 current 0026 0 0026 current 1 0026 current 0027 0 0027 current 1 0027 current 0028 0 0028 current 1 0028 current 0029 0 0029 current 1 0029 current 0030 0 0030 current 1 0030 current 0031 0 0031 current 1 0031 current 0032 0 0032 current 1 0032 current 0033 0 0033 current 1 0033 current 0034 0 0034 current 1 0034 current 0035 0 0035 current 1 0035 current 0036 0 0036 current 1 0036 current 0037 0 0037 current 1 0037 current 0038 0 0038 current 1 0038 current 0039 0 0039 current 1 0039 current 0040 0 0040 current 1 0040 current 0041 0 0041 current 1 0041 current 0042 0 0042 current 1 0042 current 0043 0 0043 current 1 0043 current 0044 0 0044 current 1 0044 current 0045 0 0045 current 1 0045 current 0046 0 0046 current 1 0046 current 0047 0 0047 current 1 0047 current 0048 0 0048 current 1 0048 current 0049 0 0049 current 1 0049 current 0050 0 0050 current 1 0050 current 0051 0 0051 current 1 0051 current 0052 0 0052 current 1 0052 current 0053 0 0053 current 1 0053 current 0054 0 0054 current 1 0054 current 0055 0 0055 current 1 0055 current 0056 0 0056 current 1 0056 current 0057 0 0057 current 1 0057 current 0058 0 0058 current 1 0058 current 0059 0 0059 current 1 0059 current 0060 0 0060 current 1 0060 current 0061 0 0061 current 1 0061 current 0062 0 0062 current 1 0062 current 0063 0 0063 current 1 0063 current 0064 0 0064 current 1 0064 current 0065 0 0065 current 1 0065 current 0066 0 0066 current 1 0066 current 0067 0 0067 current 1 0067 current 0068 0 0068 current 1 0068 current 0069 0 0069 current 1 0069 current 0070 0 0070 current 1 0070 current 0071 0 0071 current 1 0071 current 0072 0 0072 current 1 0072 current 0073 0 0073 current 1 0073 current 0074 0 0074 current 1 0074 current 0075 0 0075 current 1 0075 current 0076 0 0076 current 1 0076 current 0077 0 0077 current 1 0077 current 0078 0 0078 current 1 0078 current 0079 0 0079 current 1 0079 current 0080 0 0080 current 1 0080 current 0081 0 0081 current 1 0081 current 0082 0 0082 current 1 0082 current 0083 0 0083 current 1 0083 current 0084 0 0084 current 1 0084 current 0085 0 0085 current 1 0085 current 0086 0 0086 current 1 0086 current 0087 0 0087 current 1 0087 current 0088 0 0088 current 1 0088 current 0089 0 0089 current 1 0089 current 0090 0 0090 current 1 0090 current 0091 0 0091 current 1 0091 current 0092 0 0092 current 1 0092 current 0093 0 0093 current 1 0093 current 0094 0 0094 current 1 0094 current 0095 0 0095 current 1 0095 current 0096 0 0096 current 1 0096 current 0097 0 0097 current 1 0097 current 0098 0 0098 current 1 0098 current 0099 0 0099 current 1 0099 current # lvreduce -k 1 -m 0 /dev/vgtest/lvtestLogical volume /dev/vgtest/lvtest has been successfully reduced.还有时候你会碰到一个镜像是跨三个硬盘，# lvdisplay -v /dev/vg00/OracleVol- Logical volumes -LV Name /dev/vg00/OracleVolVG Name /dev/vg00LV Permission read/writeLV Status available/staleMirror copies 1Consistency Recovery MWCSchedule parallelLV Size (Mbytes) 1600Current LE 200Allocated PE 400Stripes 0Stripe Size (Kbytes) 0Bad block onAllocation strictIO Timeout (Seconds) default - Distribution of logical volume - PV Name LE on PV PE on PV /dev/dsk/c3t5d0 125 125 /dev/dsk/c3t6d0 75 75 /dev/dsk/c3t4d0 200 200 - Logical extents - LE PV1 PE1 Status 1 PV2 PE2 Status 2 00000 /dev/dsk/c3t5d0 00995 stale /dev/dsk/c3t4d0 00913 current 00001 /dev/dsk/c3t5d0 00996 current /dev/dsk/c3t4d0 00914 current 00002 /dev/dsk/c3t5d0 00997 current /dev/dsk/c3t4d0 00915 current 00003 /dev/dsk/c3t5d0 00998 stale /dev/dsk/c3t4d0 00916 current 00004 /dev/dsk/c3t5d0 00999 current /dev/dsk/c3t4d0 00917 current 00005 /dev/dsk/c3t5d0 01000 current /dev/dsk/c3t4d0 00918 current 00006 /dev/dsk/c3t5d0 01001 current /dev/dsk/c3t4d0 00919 current 00007 /dev/dsk/c3t5d0 01002 current /dev/dsk/c3t4d0 00920 current 00008 /dev/dsk/c3t5d0 01003 current /dev/dsk/c3t4d0 00921 current 00009 /dev/dsk/c3t5d0 01004 current /dev/dsk/c3t4d0 00922 current 00010 /dev/dsk/c3t5d0 01005 current /dev/dsk/c3t4d0 00923 current 00011 /dev/dsk/c3t5d0 01006 current /dev/dsk/c3t4d0 00924 current 00012 /dev/dsk/c3t5d0 01007 current /dev/dsk/c3t4d0 00925 current 00013 /dev/dsk/c3t5d0 01008 current /dev/dsk/c3t4d0 00926 current 00014 /dev/dsk/c3t5d0 01009 current /dev/dsk/c3t4d0 00927 current 00015 /dev/dsk/c3t5d0 01010 current /dev/dsk/c3t4d0 00928 current 00016 /dev/dsk/c3t5d0 01011 stale /dev/dsk/c3t4d0 00929 current 00017 /dev/dsk/c3t5d0 01012 current /dev/dsk/c3t4d0 00930 current 00018 /dev/dsk/c3t5d0 01013 current /dev/dsk/c3t4d0 00931 current 00019 /dev/dsk/c3t5d0 01014 current /dev/dsk/c3t4d0 00932 current 00020 /dev/dsk/c3t5d0 01015 current /dev/dsk/c3t4d0 00933 current 00021 /dev/dsk/c3t5d0 01016 current /dev/dsk/c3t4d0 00934 current 00022 /dev/dsk/c3t5d0 01017 current /dev/dsk/c3t4d0 00935 current 00023 /dev/dsk/c3t5d0 01018 current /dev/dsk/c3t4d0 00936 current 00024 /dev/dsk/c3t5d0 01019 current /dev/dsk/c3t4d0 00937 current 00025 /dev/dsk/c3t5d0 01020 current /dev/dsk/c3t4d0 00938 current 00026 /dev/dsk/c3t5d0 01021 stale /dev/dsk/c3t4d0 00939 current 00027 /dev/dsk/c3t5d0 01022 current /dev/dsk/c3t4d0 00940 current 00028 /dev/dsk/c3t5d0 01023 current /dev/dsk/c3t4d0 00941 current 00029 /dev/dsk/c3t5d0 01024 current /dev/dsk/c3t4d0 00942 current 00030 /dev/dsk/c3t5d0 01025 current /dev/dsk/c3t4d0 00943 current 00031 /dev/dsk/c3t5d0 01026 current /dev/dsk/c3t4d0 00944 current 00032 /dev/dsk/c3t5d0 01027 current /dev/dsk/c3t4d0 00945 current 00033 /dev/dsk/c3t5d0 01028 current /dev/dsk/c3t4d0 00946 current 00034 /dev/dsk/c3t5d0 01029 current /dev/dsk/c3t4d0 00947 current 00035 /dev/dsk/c3t5d0 01030 current /dev/dsk/c3t4d0 00948 current 00036 /dev/dsk/c3t5d0 01031 current /dev/dsk/c3t4d0 00949 current 00037 /dev/dsk/c3t5d0 01032 current /dev/dsk/c3t4d0 00950 current 00038 /dev/dsk/c3t5d0 01033 current /dev/dsk/c3t4d0 00951 current 00039 /dev/dsk/c3t5d0 01034 current /dev/dsk/c3t4d0 00952 current 00040 /dev/dsk/c3t5d0 01035 current /dev/dsk/c3t4d0 00953 current 00041 /dev/dsk/c3t5d0 01036 current /dev/dsk/c3t4d0 00954 current 00042 /dev/dsk/c3t5d0 01037 current /dev/dsk/c3t4d0 00955 current 00043 /dev/dsk/c3t5d0 01038 stale /dev/dsk/c3t4d0 00956 current 00044 /dev/dsk/c3t5d0 01039 stale /dev/dsk/c3t4d0 00957 current 00045 /dev/dsk/c3t5d0 01040 current /dev/dsk/c3t4d0 00958 current 00046 /dev/dsk/c3t5d0 01041 current /dev/dsk/c3t4d0 00959 current 00047 /dev/dsk/c3t5d0 01042 current /dev/dsk/c3t4d0 00960 current 00048 /dev/dsk/c3t5d0 01043 current /dev/dsk/c3t4d0 00961 current 00049 /dev/dsk/c3t5d0 01044 current /dev/dsk/c3t4d0 00962 current 00050 /dev/dsk/c3t5d0 01045 current /dev/dsk/c3t4d0 00963 current 00051 /dev/dsk/c3t5d0 01046 current /dev/dsk/c3t4d0 00964 current 00052 /dev/dsk/c3t5d0 01047 current /dev/dsk/c3t4d0 00965 current 00053 /dev/dsk/c3t5d0 01048 current /dev/dsk/c3t4d0 00966 current 00054 /dev/dsk/c3t5d0 01049 current /dev/dsk/c3t4d0 00967 current 00055 /dev/dsk/c3t5d0 01050 current /dev/dsk/c3t4d0 00968 current 00056 /dev/dsk/c3t5d0 01051 stale /dev/dsk/c3t4d0 00969 current 00057 /dev/dsk/c3t5d0 01052 current /dev/dsk/c3t4d0 00970 current 00058 /dev/dsk/c3t5d0 01053 current /dev/dsk/c3t4d0 00971 current 00059 /dev/dsk/c3t5d0 01054 current /dev/dsk/c3t4d0 00972 current 00060 /dev/dsk/c3t5d0 01055 stale /dev/dsk/c3t4d0 00973 current 00061 /dev/dsk/c3t5d0 01056 stale /dev/dsk/c3t4d0 00974 current 00062 /dev/dsk/c3t5d0 01057 stale /dev/dsk/c3t4