6.0 HP X9320 Network Storage System Administrator Guide (AW542-96009, December 2011)

File system unmount issues
If a file system does not unmount successfully, perform the following steps on all servers:
1. Run the following commands:
chkconfig ibrix_server off
chkconfig ibrix_ndmp off
chkconfig ibrix_fusionmanager off
2. Reboot all servers.
3. Run the following commands to move the services back to the on state. The commands do not
start the services.
chkconfig ibrix_server on
chkconfig ibrix_ndmp on
chkconfig ibrix_fusionmanager on
4. Unmount the file systems and continue with the upgrade procedure.
Troubleshooting upgrade issues 93