Linux之LVM修改VG和LV名字
摘自:https://www.dwhd.org/20161220_155922.html
收集必要信息
[root@ns3723990 /data ] # pvs PV VG Fmt Attr PSize PFree /dev/sda4 DTVG lvm2 a-- 5.35t 0 /dev/sdb1 DTVG lvm2 a-- 5.46t 0 /dev/sdc1 DTVG lvm2 a-- 5.46t 0 /dev/sdd1 DTVG lvm2 a-- 5.46t 0 /dev/sde1 DTVG lvm2 a-- 5.46t 1.83t [root@ns3723990 /data ] # vgs -v VG Attr Ext #PV #LV #SN VSize VFree VG UUID VProfile DTVG wz--n- 4.00m 5 1 0 27.18t 1.83t KBJwfa-GO0R-rjWS-Vrfs-rss3-dGVk-XpV7Q5 [root@ns3723990 /data ] # lvs -v LV VG #Seg Attr LSize Maj Min KMaj KMin Pool Origin Data% Meta% Move Cpy%Sync Log Convert LV UUID LProfile data DTVG 5 -wi-ao---- 25.35t -1 -1 251 0 ehGOzZ-CwWx-o72d-OlJU-JLyO-5uaZ-tBjyIO [root@ns3723990 /data ] # |
开始修改VG名字
[root@ns3723990 /data ] # vgrename KBJwfa-GO0R-rjWS-Vrfs-rss3-dGVk-XpV7Q5 LookBackVG Processing VG DTVG because of matching UUID KBJwfa-GO0R-rjWS-Vrfs-rss3-dGVk-XpV7Q5 Volume group "KBJwfa-GO0R-rjWS-Vrfs-rss3-dGVk-XpV7Q5" successfully renamed to "LookBackVG" [root@ns3723990 /data ] # lvscan ACTIVE '/dev/LookBackVG/data' [25.35 TiB] inherit [root@ns3723990 /data ] # lvchange -ay /dev/LookBackVG/data [root@ns3723990 /data ] # lvscan ACTIVE '/dev/LookBackVG/data' [25.35 TiB] inherit [root@ns3723990 /data ] # |
开始修改LV名字
[root@ns3723990 /data ] # lvrename /dev/LookBackVG/data datadir Renamed "data" to "datadir" in volume group "LookBackVG" [root@ns3723990 /data ] # lvscan ACTIVE '/dev/LookBackVG/datadir' [25.35 TiB] inherit [root@ns3723990 /data ] # |
最后不要忘记修改fstab挂载配置文件