Lvcreate

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lvcreate[1] commands creates a logical volume (LV)

Examples[edit]

  • Create LV using all VG space available:
lvcreate -l 100%FREE -n MY_NEW_LV MY_VG_NAME[2]
Logical volume "MY_NEW_LV" created.
lvdisplay
WARNING: ext4 signature detected on /dev/MY_NEW_LV/MY_NEW_LV at offset 1080. Wipe it? [y/n]
Calculated size of logical volume is 0 extents. Needs to be larger.
vgs -o +vg_free_count,vg_extent_count
  • Create a stripped LV for performance:
lvcreate --size 10G -i 2 -I 64 -n new_stripped_lv_for_performance MY_VG_0
--type striped is not optional as -i option is used)
-i 2. Number of stripes.
-I --stripesize

Related commands[edit]


See also[edit]

scan: pvscan vgscan
LVM: lvs lvmscan lvm fullreport lvmreport lvmconfig lvmdump lvmcheck lvm dumpconfig
Scan: pvs vgs lvs pvscan vgscan
PV: pvcreate pvremove pvscan pvremove pvscan pvs pvchange pvck pvdisplay pvresize
LV: lvdisplay lvcreate lvremove, lvresize, lvextend, lvreduce, lvrename
VG: vgdisplay,vgcreate,vgremove, vgextend, vgreduce, vgscan, vgchange, vgrename, vgcfgbackup, vgcfgrestore, vgimportclone, vgck
Check commands: pvck vgck
  • http://man7.org/linux/man-pages/man8/lvcreate.8.html
  • https://stuff.mit.edu/afs/athena/project/rhel-doc/5/RHEL-5-manual/Cluster_Logical_Volume_Manager/LV_create.html
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