Using GPFS and CephFS together

Has anyone tried and / or does anyone have experience with running clients that have both GPFS and CephFS? One mount point will be CephFS served over a 100Gb Ethernet connection. A second mount point will be GPFS served over an IB network connection. We are hoping to ward off potential gotchas.

Is CephFS running RHEL? Because there’s this…

https://www-01.ibm.com/support/docview.wss?uid=ibm10887213&myns=s033&mynp=OCSTXKQY&mync=E&cm_sp=s033--OCSTXKQY--E

More GPFS fun for the crew.