Virtual TapeServer 6.03.41 Installation Guide

Configuring and Maintaining GFS for Virtual TapeServer | 93
Shutting down GFS
Complete the following steps to shut down GFS, which you must do before rebooting VTS:
1. Unmount GFS /Vaults.
umount /VAULT10
Repeat this step until all vaults are unmounted.
2. Stop the Cluster Configuration System process.
service ccsd stop
3. Remove GFS locks and shut down the GFS process.
gulm_tool shutdown localhost
4. Reboot VTS. If no errors are displayed, it is safe to reboot VTS now that the GFS Cluster
is shut down. After reboot, you may need to manually rejoin the cluster.
Rejoining a cluster
If the GFS file system is not available when VTS is rebooted, you need to determine why and
manually rejoin the cluster. This failure to rejoin may be due to a hardware error, power
outage, reboot, or other issue.
1. Check the SAN to make sure the fabric switch port(s) is enabled. The following example
shows a Brocade switch: