Symantec Veritas 5 Manual Do Utilizador
To verify the status of the nodes and the service groups
1
Make a backup copy of the current configuration file, main.cf.
#
cp -p /etc/VRTSvcs/conf/config/main.cf\
/etc/VRTSvcs/conf/config/main.cf.goodcopy
2
Check the status of the systems and the service groups.
#
hastatus -summary
-- SYSTEM STATE
-- System
State
Frozen
A
galaxy
RUNNING
0
A
nebula
RUNNING
0
A
saturn
RUNNING
0
-- GROUP STATE
-- Group
System
Probed
AutoDisabled
State
B
grp1
galaxy
Y
N
ONLINE
B
grp1
nebula
Y
N
OFFLINE
B
grp2
galaxy
Y
N
ONLINE
B
grp3
nebula
Y
N
OFFLINE
B
grp3
saturn
Y
N
ONLINE
B
grp4
saturn
Y
N
ONLINE
The example output from the
hastatus
command shows that nodes galaxy,
nebula, and saturn are the nodes in the cluster. Also, service group grp3 is
configured to run on node nebula and node saturn, the departing node. Service
group grp4 runs only on node saturn. Service groups grp1 and grp2 do not
run on node saturn.
configured to run on node nebula and node saturn, the departing node. Service
group grp4 runs only on node saturn. Service groups grp1 and grp2 do not
run on node saturn.
Deleting the departing node from VCS configuration
Before you remove a node from the cluster you need to identify the service groups
that run on the node.
that run on the node.
You then need to perform the following actions:
■
Remove the service groups that other service groups depend on, or
■
Switch the service groups to another node that other service groups depend
on.
on.
133
Adding and removing cluster nodes
Removing a node from a cluster