Multiple Instances of Resource Type

Q3. What happens when a Multiple Instances of Resource Type?

Ans.

1. Available

A vector of length ‘m’ indicates the number of available resources of each type.

2. Allocation

An mxm matrix defines the number of resources of each type currently allocated to each process.

3. Request

An nxm matrix indicates the current request of each process.

If Request[i]=k,

then

process P_i is requesting k more instance of resource type R_j.