References
IBM Storage Scale
IBM Storage Scale overview
Software-Defined Storage for Dummies
BM Storage Scale (GPFS)
Whitepaper
CNSA
The IBM block storage CSI driver is based on an open-source IBM project, included as a part of IBM Storage orchestration for containers.
The following IBM Redbook provides a good understanding of RHOCP storage access and CSI driver dependencies.
IBM Fusion
IBM Fusion documentation