Unix Study之--AIX删除卷组中物理卷

Unix Study之--AIX删除卷组中物理卷

Unix Study之--AIX删除卷组中物理卷

系统环境：

操作系统： AIX 5300-08

案例分析：

删除rootvg中的pv（hdisk2):

[root@aix195: /]$ lsvg -p rootvgrootvg:PV_NAME           PV STATE          TOTAL PPs   FREE PPs    FREE DISTRIBUTIONhdisk0            active            550         249         109..00..00..30..110hdisk2            active            319         260         64..64..04..64..64

通过smit删除：[root@aix195: /]$ smit reducevg出现以下错误提示：0516-016 ldeletepv: Cannot delete physical volume with allocated        partitions. Use either migratepv to move the partitions or        reducevg with the -d option to delete the partitions.0516-884 reducevg: Unable to remove physical volume hdisk2.通过reducevg工具删除：[root@aix195: /]$ reducevg0516-606 reducevg: Volume group name not entered.Usage: reducevg [-d] [-f] VGname PVname...Reduces volume group size by removing a physical volume.[root@aix195: /]$ reducevg -d rootvg hdisk2

提示：在hdisk2的pv上有逻辑卷

0516-914 rmlv: Warning, all data belonging to logical volume        paging00 on physical volume hdisk2 will be destroyed.rmlv: Do you wish to continue? y(es) n(o)? n

0516-914 rmlv: Warning, all data belonging to logical volume        paging01 on physical volume hdisk2 will be destroyed.rmlv: Do you wish to continue? y(es) n(o)? 0516-914 rmlv: Warning, all data belonging to logical volume        paging02 on physical volume hdisk2 will be destroyed.rmlv: Do you wish to continue? y(es) n(o)? 0516-016 ldeletepv: Cannot delete physical volume with allocated        partitions. Use either migratepv to move the partitions or        reducevg with the -d option to delete the partitions.0516-884 reducevg: Unable to remove physical volume hdisk2.查看系统页面交换空间：[root@aix195: /]$ lsps -aPage Space      Physical Volume   Volume Group    Size %Used Active  Auto  Typepaging02        hdisk2            rootvg        1792MB     1   yes   yes    lvpaging01        hdisk2            rootvg        1792MB     1   yes   yes    lvpaging00        hdisk2            rootvg         192MB     1   yes   yes    lvhd6             hdisk0            rootvg         320MB     1   yes   yes    lv

---paging00，01，02为后来增加的page space，其逻辑卷建立在hdisk2的PV上关闭paging00、01、02：[root@aix195: /]$ swapoff /dev/paging00 [root@aix195: /]$ swapoff /dev/paging01 [root@aix195: /]$ swapoff /dev/paging02通过smit删除paging00、01、02三个逻辑卷[root@aix195: /]$ lsps -aPage Space      Physical Volume   Volume Group    Size %Used Active  Auto  Typehd6             hdisk0            rootvg        2048MB     1   yes   yes    lv在通过reducevg删除卷组的PV:[root@aix195: /]$ lsvg -p rootvgrootvg:PV_NAME           PV STATE          TOTAL PPs   FREE PPs    FREE DISTRIBUTIONhdisk0            active            550         222         82..00..00..30..110hdisk2            active            319         319         64..64..63..64..64[root@aix195: /]$ reducevg -d rootvg hdisk2

删除成功：[root@aix195: /]$ lsvg -p rootvgrootvg:PV_NAME           PV STATE          TOTAL PPs   FREE PPs    FREE DISTRIBUTIONhdisk0            active            550         222         82..00..00..30..110

[root@aix195: /]$ lspvhdisk0          000bf7bdcd61dd0a                    rootvg          activehdisk1          00434bbc952e964d                    None            hdisk2          000bf7bd1ed7cab8                    None

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