SUSE：删除LV、VG，并将PV增加到另一个VG，并扩容LV
1. 文件系统卸载
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uxgdc115:~ # df -h Filesystem Size Used Avail Use% Mounted on devtmpfs 24G 4.0K 24G 1% /dev tmpfs 24G 80K 24G 1% /dev/shm tmpfs 24G 35M 24G 1% /run tmpfs 24G 0 24G 0% /sys/fs/cgroup /dev/sda2 50G 41G 9.2G 82% / /dev/sda2 50G 41G 9.2G 82% /var/lib/mysql /dev/sda2 50G 41G 9.2G 82% /var/lib/named /dev/sda2 50G 41G 9.2G 82% /var/cache /dev/sda2 50G 41G 9.2G 82% /boot/grub2/i386-pc /dev/sda2 50G 41G 9.2G 82% /var/opt /dev/sda2 50G 41G 9.2G 82% /var/spool /dev/sda2 50G 41G 9.2G 82% /var/lib/pgsql /dev/sda2 50G 41G 9.2G 82% /var/lib/mailman /dev/sda2 50G 41G 9.2G 82% /boot/grub2/x86_64-efi /dev/sda2 50G 41G 9.2G 82% /var/crash /dev/sda2 50G 41G 9.2G 82% /tmp /dev/sda2 50G 41G 9.2G 82% /opt /dev/sda2 50G 41G 9.2G 82% /var/lib/libvirt/images /dev/sda2 50G 41G 9.2G 82% /var/lib/mariadb /dev/sda2 50G 41G 9.2G 82% /var/tmp /dev/sda2 50G 41G 9.2G 82% /var/log /dev/sda2 50G 41G 9.2G 82% /.snapshots /dev/sda2 50G 41G 9.2G 82% /var/lib/machines /dev/sda2 50G 41G 9.2G 82% /srv /dev/sda2 50G 41G 9.2G 82% /usr/local /dev/mapper/sapvg-lvsapmnt 30G 2.4G 26G 9% /sapmnt /dev/mapper/sapvg-lvusrsap 50G 10G 37G 22% /usr/sap /dev/mapper/dbvg-lvoracle 591G 331G 230G 59% /oracle tmpfs 4.7G 16K 4.7G 1% /run/user/483 tmpfs 4.7G 0 4.7G 0% /run/user/1003 tmpfs 4.7G 0 4.7G 0% /run/user/0 ***.**.***.***:/ifs/data/*** 253T 177T 74T 71% /nfs_data/*** /dev/mapper/backupvg-backuplv 3.4T 70M 3.2T 1% /backup_data uxgdc115:~ # uxgdc115:~ # umount /backup_data uxgdc115:~ # uxgdc115:~ # df -h | grep backup uxgdc115:~ # |
查看要操作的LV的信息：
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uxgdc115:~ # lvs LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert backuplv backupvg -wi-a----- 3.39t lvoracle dbvg -wi-ao---- 600.00g lvsapmnt sapvg -wi-ao---- 30.00g lvusrsap sapvg -wi-ao---- 50.00g uxgdc115:~ # uxgdc115:~ # lvdisplay backupvg --- Logical volume --- LV Path /dev/backupvg/backuplv LV Name backuplv VG Name backupvg LV UUID 8tD9c1-tZOX-acwr-SnTi-YiNU-mWrx-nABA5v LV Write Access read/write LV Creation host, time uxgdc115, 2018-12-13 21:33:37 +0800 LV Status available # open 0 LV Size 3.39 TiB Current LE 888669 Segments 4 Allocation inherit Read ahead sectors auto - currently set to 1024 Block device 254:3 uxgdc115:~ # |
查看关联的VG的信息：
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uxgdc115:~ # vgs VG #PV #LV #SN Attr VSize VFree backupvg 4 1 0 wz--n- 3.40t 10.23g dbvg 1 1 0 wz--n- 614.39g 14.39g sapvg 1 2 0 wz--n- 204.80g 124.80g uxgdc115:~ # uxgdc115:~ # vgdisplay backupvg --- Volume group --- VG Name backupvg System ID Format lvm2 Metadata Areas 4 Metadata Sequence No 2 VG Access read/write VG Status resizable MAX LV 0 Cur LV 1 Open LV 0 Max PV 0 Cur PV 4 Act PV 4 VG Size 3.40 TiB PE Size 4.00 MiB Total PE 891287 Alloc PE / Size 888669 / 3.39 TiB Free PE / Size 2618 / 10.23 GiB VG UUID wTPsO3-0sty-dFat-mcsN-lFsD-F58X-6SM66c uxgdc115:~ # |
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