# Questions tagged [resource-allocation]

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### State of the art in register allocation for straight-line programs

TL;DR: I'm looking for the fastest known algorithm to perform optimal register allocation (optimal in the sense of minimizing the number of spills and reloads) for straight-line programs. Context I am ...
• 161
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### Why is the solution to Cinema Seat Allocation considered greedy?

LeetCode problem 1386. Cinema Seat Allocation requires finding the number of 4-person seating groups available (subject to certain constraints) after individual seat reservations have been made. The ...
• 1,548
1 vote
56 views

### Heterogenous Resource Allocation Using Dynamic Programming

I'm working on a resource allocation problem, where there are $n$ different Items and $m$ different tasks ($n\geq m$). Also, The profit of assigning subset $I=\,(\, |I|\leq n)$ of items to task $j$ is ...
• 11
1 vote
45 views

### Time based target allocation algo

I have following inputs: $X$, where each $x_j$ is float and $1 \le j \le n$ $Y$, where each $y_j$ is int and $1 \le j \le n$ $a$ is a float scalar I want to allocate/split $a$ in $n$ parts towards ...
• 111
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### Optimal allocation of heterogeneous divisible goods

In the context of my PhD on the simulation of the labor market with a multi-agent model, I encoutered a problem that doesn't seem to be really treated in the litterature, according to my searches on ...
• 31
1 vote
588 views

### Best approach to resource allocation problem

Problem The enemy army has taken $n$ of our cities. In each city $i$ the enemy has placed $e_i$ soldiers. We have $n$ teams, each team $j$ with $d_j$ soldiers. If we place more soldiers in a city ...
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### memory management - interview question

I was asked the following question in an interview and I don't understand what is the best solution for it - Assume you have an application that needs memory. It asks for a program for this memory, 20 ...
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Is it in in a deadlocked state? In this graph, there is a deadlock initially I think. Since P1 is holding R1 and waiting for R2; P2 is holding R2 and waiting for R1 and R3; P3 is holding R3 and ...
28 views

### algorithm for scheduling tasks based on constraints and feedback loop if possible

I have a list of recurring tasks (1k+ tasks) and I am trying to find a optimal scheduling given a shared constrained resource. In other respects the tasks are independent of each other Each task is ...
• 101
1 vote
149 views

### Problem class of assigning N persons to N tasks, zero costs with prefs

I am looking for the general problem class / computational complexity / algorithms for the following problem: N tasks must be accomplished by N persons. 1 task to be done by exactly 1 person and vice ...
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### Resource allocation / optimization

At work I stumbled across this problem of allocating resources: We are given a set of objects belonging to one of seven possible classes (multiple objects per class are allowed). We distinguish ...
• 101
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### Reasoning about resources: "resource logics"?

Are there extensions of predicate logic which focus on resource models, possibly even in actor models? And if so, would it be possible to reason on a meta-level on how many resources should be ...
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### I have a question about resource alocation to avoid dead lock

In the code below, three processes are competing for six resources labeled A to F.How can I modify the get request in each procedure in this graph to avoid dead lock You cannot move requests ...
319 views

### Resource Allocation Graph: Two processes want the same resource

In the example below, is this guaranteed to be safe? I see two processes that require the same resource. It's not a direct cycle but it seems to be a possible deadlock where P0 could get held up.
• 101
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### Portfolio allocation with a few twists

A similar question has been asked here, but this one is more complicated and has more constraints. I'm trying to find an algorithm to solve the following (real-life) problem: A customer has $M$ ...
• 123
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### Resource Allocation Graph Algorithm

In the book Operating System Concepts, it is said that: A claim edge $P_i \rightarrow R_j$ indicates that process $P_i$ may request resource $R_j$ at some time in the future. [emphasis added] ...
• 169
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### Static management of dynamic memory

I have some issue but I can't identify a way to solve it. I wanted to ask you what kind of problem it is? We have a resource - contiguous computer memory. Also we have users which require some ...
1 vote
73 views

### Modelling a queue to a resource pool (children queueing for balls)

I want to develop an algorithm to serve the queue of children queueing to a basket full of balls of different colour, where each ball can be painted within a known time any colour (of several colours ...
1k views

### NP-hardness of resource allocation problem

I am tring to prove the NP-completeness of the following Binary Integer Linear Program (BILP):  \text{min}\sum_i\sum_j x_{ij}\\ \text{subject to} \sum_jr_{ij}x_{ij} \geq R,\ \ \forall \ \ i \in [L]...
190 views

### Distributing resources for maximum gain

This feels like it would be a well researched (or solved) problem, but I can't find the right words to search for it. Suppose there is a collection of shared resources, and a collection of possible ...
• 163
1 vote
107 views

### Bin Packing across multiple iterations

I am working with an iterative application in a distributed setup. The application has n processes (P1, P2,...Pn) and m iterations. Each process may or may not perform any computation in a given ...
• 33
1 vote
137 views

### End-to-end bandwidth allocation to n pairs of nodes

Suppose there is a weighted graph representing a network with available bandwidth. I want to allocate end-to-end bandwidth between a set of pairs of nodes to transfer data. I want to find a path and ...
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15 views

### Relationship between flow and resource consumption in VNFs (Middleboxes)

A middlebox consumes some resources (CPU ticks, RAM, etc.) to process a traffic, e.g., a IDS consume 50% CPU and 20% RAM to process a 100M bps flow. Here is the problem. 100M bps flow may consume ...
76 views

### Yarn Resource Allocation

Say for an example,i have Color codes that are : A , B , C I want to repeat this colors so i ll put them as : 5A , 10B , 10C = 25 So now A will repeat 5 times ,B will repeat 10 times and C will repeat ...
• 1
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### Why does garbage collection extend only to memory and not other resource types?

It seems like people got tired of manual memory management, so they invented garbage collection, and life was reasonably good. But what about every other resource types? File descriptors, sockets, ...
• 263
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### Minimum number of processes for the deadlock?

A system has 6 identical resources and $N$ processes competing for them. Each process can request at most two requests. Which one of the following values of $N$ could lead to a deadlock? 1 2 3 4 My ...
1 vote
488 views

### How to determine number of instances for resources in a resource allocation graph? [duplicate]

I am struggling to determine the number of instances a resource will have. I have performed extensive research on this, but unfortunately have come up short. I am tasked with drawing a resource ...
1 vote
3k views

### Help interpreting this deadlock question

I have this assignment question but I am a bit unsure how to go about answering it. The question is as follows and accompanied by the image below: Three processes are competing for six resources ...
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1 vote
1k views

### How to determine how many dots are in a resource in a resource allocation graph?

I understand most concepts regard a resource allocation graph but I see that some resources have more dots (not sure what they are actually referred to) in them than others such as the example below, ...
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