pvcreate /dev/xvd{b,c}
vgcreate datavg /dev/xvd{b,c}
lvcreate -i 2 -n datalv -l 100%FREE datavg
mkfs.ext4 -m0 /dev/mapper/datavg-datalv
e2label /dev/mapper/datavg-datalv data
root@es-1:~# lvs --segments
LV VG Attr #Str Type SSize
datalv datavg -wi-a- 2 striped 305.14g
root@es-1:~# lvdisplay -vm
Finding all logical volumes
--- Logical volume ---
LV Name /dev/datavg/datalv
VG Name datavg
LV UUID KystOd-KvuY-iXBd-nmY8-YXNM-kaWU-bd76no
LV Write Access read/write
LV Status available
# open 0
LV Size 305.14 GiB
Current LE 78116
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 512
Block device 252:0
--- Segments ---
Logical extent 0 to 78115:
Type striped
Stripes 2
Stripe size 64.00 KiB
Stripe 0:
Physical volume /dev/xvdb
Physical extents 0 to 39057
Stripe 1:
Physical volume /dev/xvdc
Physical extents 0 to 39057
https://sysadmincasts.com/episodes/27-lvm-linear-vs-striped-logical-volumes