Continuous Reinforcement Learning for Queue-Based Service Scaling

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Solution Overview

Problem

Existing technologies struggle to efficiently and dynamically manage computing resources for queue-based services, particularly in handling unpredictable demand and adapting to complex service environments.

Innovation Solution

A machine learning model utilizing continuous reinforcement learning, specifically a Proximal Policy Optimization (PPO) model, is trained to make scaling decisions based on accumulative reward values, enabling it to select from a continuous solution space and adapt to dynamic load conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional scaling methods are used to manage computing resources, then resource allocation is simple and straightforward, but the system cannot adapt dynamically to unpredictable demand and complex service environments

Engineering Contradiction:
Improveadaptability to demand fluctuationsVSAvoidcomplexity of scaling management system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system implements self-service through autonomous reinforcement learning agents that automatically learn and execute scaling decisions without human intervention. The agents interact with the cloud environment, receive rewards based on scaling performance, and continuously improve their decision-making capabilities, enabling the system to adapt to unpredictable demand patterns while maintaining manageable complexity through automated self-optimization

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent applies parameter changes by dynamically adjusting scaling parameters based on learned policies from reinforcement learning. The system modifies computing resource allocation parameters (such as number of instances, resource capacity) based on state observations and accumulated rewards, allowing adaptive response to demand fluctuations while the underlying learning framework manages the complexity of multiple parameter interactions

Inventive Principle:
Principle #35Parameter changes

2Productivity

If continuous reinforcement learning with accumulative reward values is used, then scaling decisions adapt to dynamic load conditions and reduce unnecessary resource usage, but the training and computation requirements increase

Engineering Contradiction:
Improveefficiency of resource utilizationVSAvoidcomputational energy for model training
Core Design Contradiction:
ProductivityVSUse of energy by stationary object

Solution Approach 1:

The system implements continuity of useful action through continuous reinforcement learning where the agent continuously accumulates reward values over time steps and continuously refines its scaling policies. This continuous learning process enables the system to progressively improve resource utilization efficiency while the ongoing nature of learning allows it to adapt to changing patterns without requiring complete retraining, thereby managing computational energy consumption

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The patent applies preliminary action by pre-training the reinforcement learning model with accumulative reward mechanisms before deployment. The model undergoes preliminary training phases where it learns from simulated or historical data, accumulating reward signals to develop effective scaling policies. This preliminary action prepares the system for efficient operational decision-making, reducing the computational burden during actual production use

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250077881A1Continuous reinforcement learning for scaling queue-based services
Publication Date: 2025.03.06 ADOBE INC
  • US20250077881A1 patent drawing
  • US20250077881A1 patent drawing
  • US20250077881A1 patent drawing

AI summary

In various examples, a machine learning model determines scaling operations for a computing environment based on a state of the computing environment. For example, a first machine learning model determines a scaling operation based on a first state of a computing environment executing a service, and a second machine learning model determines an estimated value associated with a second state of the computing environment after the scaling operation is performed. A set of parameters of the first machine learning model are updated to maximize an advantage value determined based on the estimated value and a reward value.