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6.8. Modifying Resource Parameters

To modify the parameters of a configured resource, use the following command. 
pcs resource update resource_id [resource_options]
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The following sequence of commands show the initial values of the configured parameters for resource VirtualIP, the command to change the value of the ip parameter, and the values following the update command. 
# pcs resource show VirtualIP
 Resource: VirtualIP (type=IPaddr2 class=ocf provider=heartbeat)
  Attributes: ip=192.168.0.120 cidr_netmask=24
  Operations: monitor interval=30s
# pcs resource update VirtualIP ip=192.169.0.120
# pcs resource show VirtualIP
 Resource: VirtualIP (type=IPaddr2 class=ocf provider=heartbeat)
  Attributes: ip=192.169.0.120 cidr_netmask=24
  Operations: monitor interval=30s
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