System Administration Guide: Basic Administration

Troubleshooting Multiterabyte UFS File System Problems

Use the following error messages and solutions to troubleshoot problems with multiterabyte UFS file systems.

Error Message (similar to the following):

mount: /dev/rdsk/c0t0d0s0 is not this fstype.
Cause

You attempted to mount a UFS file system that is greater than 1 terabyte on a system running a Solaris release prior to the Solaris 9 8/03 release.

Solution

Mount a UFS file system that is greater than 1 terabyte on a system running the Solaris 9 8/03 or later release.

Error Message

"File system was not set up with the multi-terabyte format."  "Its size 
cannot be increased to a terabyte or more."
Cause

You attempted to expand a file system that was not created with the newfs -T command.

Solution
  1. Back up the data for the file system that you want to expand to greater than one terabyte.

  2. Re-create the file system with the newfs command to create a multiterabyte file system.

  3. Restore the backup data into the newly created file system.