Unity PVC Capacity Issue (when PV create under 1.5GB Size)

https://www.dell.com/support/kbdoc/000186132/csi-driver-for-unity-nfs-unity%EC%97%90%EC%84%9C-1-5-gb-%EB%AF%B8%EB%A7%8C%EC%9D%98-pvc%EB%A5%BC-%EC%83%9D%EC%84%B1%ED%95%98%EB%A9%B4-pvc%EA%B0%80-pending-%EC%83%81%ED%83%9C%EC%97%90%EC%84%9C-%EB%A9%88%EC%B6%A4

I would like to know if the PV creation in NFS is the same in other storages as well as in Unity, or is it a problem only in Unity.