Description of problem:

[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 64 -n mylv2 myvg
Using default stripesize 64.00 KiB.
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.
[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 32 -n mylv2 myvg
Using default stripesize 64.00 KiB.
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.
[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 16 -n mylv2 myvg
Using default stripesize 64.00 KiB.
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.
[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 8 -n mylv2 myvg
Using default stripesize 64.00 KiB.
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.
[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 4 -n mylv2 myvg
Using default stripesize 64.00 KiB.
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.
[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 2 -n mylv2 myvg
Using default stripesize 64.00 KiB.
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.
[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 1 -n mylv2 myvg
Using default stripesize 64.00 KiB.
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.

[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 1b -n mylv2 myvg
Size is not a multiple of 512. Try using 0 or 512.
Invalid argument for --minrecoveryrate: 1b
Error during parsing of command line.

[root@virt-521 ~]# lvcreate --type raid10 -i 2 -m 1 -L 10G --minrecoveryrate 512 -n mylv2 myvg
Using default stripesize 64.00 KiB.
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.

[root@virt-521 ~]# lvcreate --type raid1 -m 1 -L 10G --minrecoveryrate 512 -n mylv2 myvg
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.
[root@virt-521 ~]# lvcreate --type raid1 -m 1 -L 10G --minrecoveryrate 4kb -n mylv2 myvg
Minimum recovery rate cannot be higher than maximum.
Run `lvcreate --help' for more information.

Version-Release number of selected component (if applicable):
kernel-5.14.0-312.el9 BUILT: Thu May 11 08:04:19 PM CEST 2023
lvm2-2.03.21-2.el9 BUILT: Thu May 25 12:03:04 AM CEST 2023
lvm2-libs-2.03.21-2.el9 BUILT: Thu May 25 12:03:04 AM CEST 2023