Resource Allocation Graph (RAG) in Operating System.
In multiprogramming system, when a waiting process is never able to get resources to complete its execution because the resources it has requested are held by another waiting process. This situation is called deadlock. This process can not proceed because of cyclic waiting of resources. Resource Allocation Graph (RAG): Resource allocation graph (RAG) is used for recognize.
Using the Resource Graph. The Resource Graph view displays a bar chart view of an individual resource’s workload and availability. This view allows you to quickly discover whether the selected resource is over allocated or under allocated for a specific period of time. You can also see the percentage of units allocated for assignments, along with the resource’s maximum unit availability.
We’ll explain resource allocation, what types of resources might need to be allocated to a project, and how to manage changes in scope or schedule. We will also hear from top project managers on how they view resource allocation, and the best way to achieve results for your client and your company.
MS Project Tip - More than one resource in graph. The resource chart in Microsoft Project is a useful way of seeing how the resources on your project are loaded, but by default it only shows one resource at a time. This is not adequate when you want to see how the project as a whole is resourced. Unfortunately, the method to set it to show all.
Deadlocks can be explained more precisely in terms of a directed graph called a system resource allocation graph. This graph having of a set of vertices V and a set of edges E. The set of vertices V is partitioned into two dissimilar types of nodes; P the set having of all active processes in the system and R the set consisting of all resource types in the system.
Allocation of resources, apportionment of productive assets among different uses. Resource allocation arises as an issue because the resources of a society are in limited supply, whereas human wants are usually unlimited, and because any given resource can have many alternative uses.
Percent Allocation (resource-timephased field) Entry Type Calculated. How Calculated Microsoft Office Project bases the Percent Allocation field on the resource's total work capacity for all assigned tasks for the selected time period. A resource's work capacity is determined by the resource's maximum units and resource calendar.