Veritas Storage Foundation 5.1 SP1 Cluster File System Administrator"s Guide (5900-1738, April 2011)

To configure the VxFEN parameters and reconfigure the VxFEN module
1
Configure the tunable parameter.
# /usr/sbin/kctune tunable=value
For example:
# /usr/sbin/kctune vxfen_min_delay=100
2
Stop VCS.
# hastop -local
3
Reboot the node.
# /usr/sbin/shutdown -r
Administering SFCFS global clusters
This section provides instructions for the following global cluster administration
tasks:
■ About setting up a fire drill
See “Setting up a disaster recovery fire drill” on page 121.
■ Configuring the fire drill service group using the wizard
See “Configuring the fire drill service group using the Fire Drill Setup wizard”
on page 122.
■ Verifying a successful fire drill
See “Verifying a successful fire drill” on page 124.
■ Scheduling a fire drill
See “Scheduling a fire drill” on page 124.
Setting up a disaster recovery fire drill
The Disaster Recovery Fire Drill procedure tests the fault-readiness of a
configuration by mimicking a failover from the primary site to the secondary site.
This procedure is done without stopping the application at the primary site and
disrupting user access, interrupting the flow of replicated data, or causing the
secondary site to need resynchronization.
The initial steps to create a fire drill service group on the secondary site that
closely follows the configuration of the original application service group and
121Administering Storage Foundation Cluster File System and its components
Administering SFCFS global clusters