The error messages indicate a problem with the boot media also.
You can try the repair file system function in the console at CNTRL+ALT+X, or replace it with a new image.
The error messages indicate a problem with the boot media also.
You can try the repair file system function in the console at CNTRL+ALT+X, or replace it with a new image.
Check your RAID unit for errors: run verify via RAID controller tool, check SMART status and so on.
After that run 'File System Repair' from console with CTRL+ALT+X which will fix errors on NAS and System Volume.