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You can review and edit a dependency attribute when select a attribute when you select a dependency among resources.
There are 'OnlineDependency' and 'OfflineDependency' in this in the dependency attribute.
This is applied when bring online applied when you bring online and take offline a resource within 'Restartlimit'. (For more details about Restartlimit, Please refer to "7. Resource" in this manual.)
| Attribute | Description | Type | Default | Edit | Note |
|---|---|---|---|---|---|
| OnlineDependency | This indicate child This indicates that the child is also brought online or not when a resource online is initiated. | STRING | STRONG | O | |
OfflineDependency | This indicate This indicates that the parent is also taken offline or not when a resource offline is initiated. | STRING | STRONG | O |
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- On the assumption that the value of RestartLimit is 1 for resource r2, the first failure has occurred.
- MCCS will bring online resource r2 again as the value of RestartLimit.
At this time, resource r1 which depends on resource r2 will be taken offline. - resource r2 restart.
- resource r1 online.
- When another failure occurs on resource r2, all of the resource will be taken offline from resource r1 to r3 by order.
- Resource r3 will be taken offline.
- As a result, resource r2 is considered as failure and all resources in the group is offline status in the node.
※ When start bring it restart bring online of a group in a node due to failure, parent resources are taken offline first based on OfflineDependency attribute in the failure node. And then, bring online resources in order to hierarchyresources through the hierarchy..