Xsan Filesystem Access [updated] Today

Apple introduced access to allow machines without Fibre Channel hardware to join the SAN. In this setup, a "gateway" Mac (connected via Fibre Channel) shares the Xsan volume over a high-speed Ethernet (10GbE or faster) to other clients.

If the Xsan volume fails to appear, check the metadata network first. Use ping to ensure the client can reach the MDC. Check /Library/Logs/Xsan/ for specific error logs indicating token or connection denials. xsan filesystem access

Bind all Xsan clients and MDCs to a centralized directory service, such as Active Directory or Open Directory. This ensures uniform UIDs and GIDs (Group IDs) across the entire environment. POSIX vs. ACLs Apple introduced access to allow machines without Fibre