Some resource type attributes can be overridden at resource level - RestartLimit is one of them.
Extract from VCS user guide:
Overriding resource type static attributes
You can override some resource type static attributes and assign them resource-specific values. When a static attribute is overridden and the configuration is saved, the main.cf file includes a line in the resource definition for the static attribute and its overridden value.
To override resource type static attribute
1 Right-click the resource in the
Service Groups tab of the configuration tree or in the Resources tab of the view panel.
2 Click
Override Attributes.
3 Select the attributes to override.
4 Click
OK.
The selected attributes appear in the Overridden Attributes table in the Properties view for the resource.
5 To modify the default value of an overridden attribute, click the icon in the
Edit column of the attribute.
T
o override a type’s static attribute from cmd:
# hares -override
resource static_attribute
# hares -modify
resource static_attribute value
To restore default settings to a type’s static attribute
# hares -undo_override
resource static_attribute