Thanks for your answer. > You need to restore the metadata formerly stored on md10 to a valid device > using the LVM vgcfgrestore(8) command. > Then you can run vgscan and "vgchange -ay". "/etc/lvmtab.d/" was losted with "/dev/md10". Isn't there any method of reviving VG without /etc/lvmtab.d/ ? For example, isn't there any method of creating metadata personally? -- YouMizuki <appendix@hatsune.cc>