Peripheral Power Budgeting for Reliable Device Installation
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Solution Overview
Problem
Manufacturers face challenges in accounting for user-installed peripheral devices with unknown power ratings, leading to potential performance degradation, overheating, and hardware failure due to exceeding platform power budget limits in data processing systems.
Innovation Solution
Implementing a management controller to monitor and manage power usage, providing notifications or remedial actions to prevent disruptions by comparing peripheral device power ratings with the system's available power budget.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If users install peripheral devices with unknown power ratings, then device versatility and adaptability improve, but system reliability deteriorates due to potential power budget violations
Solution Approach 1:
The management controller obtains power rating information for peripheral devices before they are fully installed or activated in the data processing system. This preliminary acquisition of power rating data allows the system to assess compatibility with the power budget before committing resources, preventing power violations while maintaining installation flexibility.
Solution Approach 2:
The management controller continuously monitors power consumption of installed peripheral devices and compares it against the platform power budget. When power violations are detected or predicted, the system provides feedback through notifications to users or administrators, enabling corrective actions such as device removal or power management adjustments to maintain system reliability.
2Reliability
If the system enforces strict power budget limits, then system reliability improves, but adaptability deteriorates as users cannot install additional peripheral devices
Solution Approach 1:
The system performs preliminary power budget assessment by obtaining power ratings of peripheral devices before installation is finalized. This advance evaluation allows the system to inform users about potential power violations and enable them to make informed decisions, maintaining both reliability through power budget awareness and adaptability through user choice.
Solution Approach 2:
The management controller acts as an intermediary between the power supply system and peripheral devices. It mediates by monitoring power consumption, comparing it against the power budget, and providing notifications or warnings to users. This intermediary role enables the system to maintain strict power budget enforcement while still allowing users the freedom to install devices, as long as they are informed of the consequences.
3Reliability
If the system monitors power usage continuously, then power budget compliance improves, but device complexity increases due to additional monitoring components and processes
Solution Approach 1:
The management controller performs multiple functions including peripheral device management, system monitoring, and power budget enforcement. By consolidating power monitoring and management tasks into an existing multi-functional management controller rather than adding dedicated power monitoring hardware, the system achieves reliable power usage control without proportionally increasing device complexity.
Solution Approach 2:
The management controller automatically obtains power rating information for peripheral devices and performs power budget calculations without requiring manual intervention or complex external monitoring systems. The system self-manages power monitoring tasks by leveraging existing controller capabilities, reducing the need for additional complex monitoring infrastructure.
Data Source
AI summary
Methods and systems for managing a data processing system are disclosed. A management controller installed within the data processing system that operates independently from a central processing unit (CPU) (e.g., a motherboard) of the data processing system may generate a power usage history snapshot of the data processing system. The power usage history snapshot may be used to determine whether peripheral devices to be installed within the data processing system can be installed without causing any issues to the data processing system. Remedial measures may also be automatically taken by the management controller when the management controller determines that an installed peripheral device is incompatible with the data processing system's platform power budgeting limits.