Running a basic system check returns the specific error message: "The type of the file system is RAW. CHKDSK is not available for RAW drives." ⚠️ The Golden Rule: Recover First, Fix Later
In Lustre, the ldiskfs (or ZFS) underlying filesystem manages data in raw blocks. When a node (client) attempts to write to an Object Storage Target (OST), the system performs an "online" check. error detected online raw