CentOS / RHEL : How to resize (extend) existing Physical …
LVM Resize – How to Increase an LVM Partition, How to extend/resize Logical Volume and Volume Group in …
How to Extend/Reduce LVM’s (Logical Volume Management) in …
9/26/2018 · This was true for lvm1. lvm2 have no such limitations. From vgchange manpage: If the volume group metadata uses lvm1 format, extents can vary in size from 8KiB to 16GiB and there is a limit of 65534 extents in each logical volume. The default of 4 MiB leads to a maximum logical volume size of around 256GiB.
2/19/2018 · The above output says the current available VGfree size is changed from 19.9 GB to 9.09 GB I hope now you have got some ideas on LVM concepts, resizing the LV, VG volumes. Never miss any articles from Vasanth blog follow my.
— Volume group — VG Name VolGroup00 System ID Format lvm2 Metadata Areas 2 Metadata Sequence No 8 VG Access read/write VG Status resizable MAX LV 0 Cur LV 2 Open LV 2 Max PV 0 Cur PV 2 Act PV 2 VG Size 29.88 GB PE Size 32.00 MB Total PE 956 Alloc PE / Size 625 / 19.53 GB Free PE / Size 331 / 10.34 GB VG UUID hx8M0U-TMkp-M0cB-eQpb-Avge-UddS …
[[email protected] ~]# vgdisplay vg _cloud — Volume group — VG Name vg _cloud System ID Format lvm2 Metadata Areas 2 Metadata Sequence No 9 VG Access read/write VG Status resizable MAX LV 0 Cur LV 3 Open LV 3 Max PV 0 Cur PV 2 Act PV 2 VG Size 37.04 GiB PE Size 4.00 MiB Total PE 9481 Alloc PE / Size 6915 / 27.01 GiB Free PE / Size 2566 / 10 …
When changing the extent size, the existing VG size needs to be a multiple of the extent size. In your case, the existing VG size is 259 extents * 4 MiB = 1036 MiB. If you’re planning to use 16 MiB extent size, the existing VG size is not a multiple of that (1036 MiB /.
To resize or extend a Volume group you can either add a new Physical Volume or extend an existing Physical volume. In the latter case, VG automatically recognizes the new increase size whereas in the former case you have to extend the VG using vgextend. Let’s see an example of resizing the existing PV to grow VG size .
