Basic LVM Operations in AIX
Creating VG Verify new disks 1) Take the output of lspv before scanning the disk. #lspv 2) Check for the new disk For scanning #cfgmgr -v Identify the new disk that detected by comparing the old lspv output. 3) Cross verify the LUN Number matching with the given number from Storage #powermt display dev=<hdiskpower#> |grep -i LUN Eg: root@NIMmaster /root # powermt display dev=hdiskpower5 |grep -i LUN Logical device ID=6006016020672A008820B177987CE011 [LUN 125] If the disk not displaying under powerpath use following command to identify the Uniq ID, which can be matched from storage end also. #lscfg -vpl hdiskpower5 |grep -i "(UI)" Eg: root@NIMmaster /root # lscfg -vpl hdiskpower5 |grep -i "(UI)" Device Specific.(UI)........6006016020672A008820B177987CE011 4) Verify the size of the disk #bootinfo –s <disk> If it’s under powerpath use hdiskpower. Eg: root@NIMmaster /root # bootinfo -s hdiskpow...
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