System and method for processing alerts indicative of conditions of a computing infrastructure

1. A system for processing alerts indicative of conditions of resources of a computing infrastructure, the system comprising:

a server comprising a processor and a memory, wherein the memory includes a configuration management database comprising configuration items representative of a plurality of the resources of the computing infrastructure, and wherein the memory further includes instructions executable by the processor to:

generate a node hierarchy comprising nodes representing respective configuration items in the configuration management database, wherein relationships between the nodes are based on impact rules;

identify alerts indicative of conditions affecting at least a plurality of the nodes of the node hierarchy; and

perform impact calculation for the plurality of nodes of the node hierarchy based on the alerts to:

indicate a first set of nodes of the node hierarchy having respective first severities that changed based on the alerts, wherein the first set of nodes comprises at least a first node and a second node at different levels in the node hierarchy;

calculate respective first impact values in parallel for each node of the first set of nodes based on the respective first severities and the impact rules applicable to the first set of nodes;

indicate a second set of nodes of the node hierarchy having respective second severities that changed based on the respective first impact values; and

calculate respective second impact values in parallel for each node of the second set of nodes based on the respective second severities and the impact rules applicable to the second set of nodes.

2. The system of claim 1 , wherein indicating the second set of nodes and calculating the respective second impact values in parallel for each node of the second set of nodes are repeated in response to determining that respective third severities for any nodes of the node hierarchy have changed based on the respective second impact values of the second set of nodes.

3. The system of claim 1 , wherein the respective first severities of the first set of nodes or the respective second severities of the second set of nodes comprises a self-severity vector and a contribution vector, wherein the self-severity vector is indicative of a degree to which a functional operation of a node of the first set or the second set may be affected based on the alerts independent of other nodes of the node hierarchy, and wherein the contribution vector is indicative of a degree to which a functional operation of the node may be affected based on an impact value calculated for child nodes of the node.

4. The system of claim 3 , wherein the instructions to calculate the respective first impact values in parallel for each node of the first set of nodes includes instructions to:

determine the self-severity vector for each node based on how the impact rules applicable to each node indicate an extent the alerts affect each node,

wherein the respective first impact values for each node are calculated based on the self-severity vector of each node.

5. The system of claim 3 , wherein the instructions to calculate the respective second impact values in parallel for each node of the second set of nodes comprises:

determine the self-severity vector for each node based on how the impact rules applicable to each node indicate an extent the alerts affect each node; and

determine the contribution vector for a number of respective child nodes of each node based on how the impact rules applicable to each node define relationships between node and the respective child nodes,

wherein the respective second impact values for each node are calculated in parallel based on the self-severity vector and the contribution vector of each node.

6. The system of claim 1 , wherein the instructions to generate the node hierarchy include instructions to:

identify a first set of configuration items associated with an underlying topology of a service model of the computing infrastructure;

identify a second set of configuration items related to the first set of configuration items, wherein the second set of configuration items are not associated with the underlying topology of the service model;

identify a set of impact rules applicable to a plurality of configuration items of the first set of configuration items, the second set of configuration items, or both; and

generate the node hierarchy based on the plurality of configuration items and the set of impact rules,

wherein the relationships between the nodes of the node hierarchy based on the set of impact rules are indicative of dependency connections between parent nodes and child nodes of the node hierarchy.

7. The system of claim 1 , wherein the instructions include instructions to:

update the node hierarchy in response to an impact calculation or a change being made to an impact rule, a configuration item represented by a node of the node hierarchy, or both.

8. The system of claim 1 , wherein the instructions include instructions to:

generate data indicative of a graphical representation of the node hierarchy to output on a display device.

9. The system of claim 1 , wherein the instructions include instructions to:

identify a current severity for a node of the node hierarchy;

indicate the node in response to a determination that a severity associated with an identified alert is not equal to the current severity; and

indicate child nodes of the node,

wherein the node and the child nodes are indicated as nodes having severities that changed based on the alerts.

10. A method for processing alerts indicative of conditions of resources of a computing infrastructure comprising a configuration management database comprising configuration items representative of at least a plurality of the resources of the computing infrastructure, the method comprising:

generating a node hierarchy comprising nodes representing respective configuration items in the configuration management database, wherein relationships between the nodes are based on impact rules;

identifying alerts indicative of conditions affecting at least a plurality of the nodes of the node hierarchy; and

performing impact calculation for the plurality of nodes of the node hierarchy based on the alerts, comprising:

indicating a first set of nodes of the node hierarchy having respective first severities that changed based on the alerts, wherein the first set of nodes comprises at least a first node and a second node at different levels in the node hierarchy;

calculating respective first impact values in parallel for each node of the first set of nodes based on the respective first severities and the impact rules applicable to the first set of nodes;

indicating a second set of nodes of the node hierarchy having respective second severities that changed based on the respective first impact values; and

calculating respective second impact values in parallel for each node of the second set of nodes based on the respective second severities and the impact rules applicable to the second set of nodes.

11. The method of claim 10 , wherein indicating the second set of nodes and calculating the respective second impact values in parallel for each node of the second set of nodes are repeated in response to determining that respective third severities for any nodes of the node hierarchy have changed based on the respective second impact values of the second set of nodes.

12. The method of claim 10 , wherein the respective first severities of the first set of nodes or the respective second severities of the second set of nodes comprises a self-severity vector and a contribution vector, wherein the self-severity vector is indicative of a degree to which a functional operation of a node of the first set or the second set may be affected based on the alerts independent of other nodes of the node hierarchy, and wherein the contribution vector is indicative of a degree to which a functional operation of the node may be affected based on an impact value calculated for child nodes of the node.

13. The method of claim 12 , wherein calculating the respective first impact values in parallel for each node of the first set of nodes comprises:

determining the self-severity vector for each node based on how the impact rules applicable to each node indicate an extent the alerts affect each node,

wherein the respective first impact values for each node are calculated based on the self-severity vector of each node.

14. The method of claim 12 , wherein calculating the respective second impact values in parallel for each node of the second set of nodes comprises:

determining determine the self-severity vector for each node based on how the impact rules applicable to each node indicate an extent the alerts affect each node; and

determine the contribution vector for a number of respective child nodes of each node based on how the impact rules applicable to each node define relationships between node and the respective child nodes,

wherein the respective second impact values for each node are calculated in parallel based on the self-severity vector and the contribution vector of each node.

15. The method of claim 10 , wherein generating the node hierarchy comprises:

identifying a first set of configuration items associated with an underlying topology of a service model of the computing infrastructure; and

identifying a second set of configuration items related to the first set of configuration items, wherein the second set of configuration items are not associated with the underlying topology of the service model;

identifying a set of impact rules applicable to a plurality of configuration items of the first set of configuration items, the second set of configuration items, or both; and

generating the node hierarchy based on the plurality of configuration items and the set of impact rules,

wherein the relationships between the nodes of the node hierarchy based on the set of impact rules are indicative of dependency connections between parent nodes and child nodes of the node hierarchy.

16. The method of claim 10 , comprising:

updating the node hierarchy in response to an impact calculation or a change being made to an impact rule, a configuration item represented by a node of the node hierarchy, or both.

17. The method of claim 10 , comprising:

generating data indicative of a graphical representation of the node hierarchy to output on a display device.

18. The method of claim 10 , comprising:

identifying a current severity for a node of the node hierarchy;

indicating the node in response to determining that a severity associated with an identified alert is not equal to the current severity; and

indicating child nodes of the node,

wherein the node and the child nodes are indicated as nodes having severities that changed based on the alerts.

19. A system, comprising:

a memory; and

a processor configured to execute instructions stored in the memory to:

generate a node hierarchy based on configurable impact rules applicable to a plurality of nodes associated with a service model;

identify alerts relating to the node hierarchy;

perform impact calculation in parallel for each node of the node hierarchy affected by the alerts, wherein the node hierarchy comprises at least a first node and a second node at different levels in the node hierarchy, and wherein performing impact calculation in parallel for each node comprises:

indicating a first set of nodes of the node hierarchy having respective first severities that changed based on the alerts, wherein the first set of nodes comprises the first node and the second node;

calculating a first impact value in parallel for each node of the first set of nodes based on the respective first severities and the configurable impact rules applicable to the first set of nodes;

indicating a second set of nodes of the node hierarchy having respective second severities that changed based on the first impact value of each node of the first set of nodes; and

calculating a second impact value in parallel for each node of the second set of nodes based on the respective second severities and the configurable impact rules applicable to the second set of nodes; and

update the node hierarchy in response to performing the impact calculation in parallel for each node.