Buffer Read Issue Rate Control Circuit
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Solution Overview
Problem
Computing systems face inefficiencies in managing buffer operations, particularly in controlling read issue rates and handling buffer overflow conditions, leading to suboptimal performance and potential data loss.
Innovation Solution
A system comprising a microprocessor, buffers, and a control circuit with a memory and interface that determines buffer values, compares them to predetermined thresholds, and adjusts read issue rates based on the results, while storing relevant data to manage buffer operations effectively.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the read issue rate is increased to improve data processing speed, then productivity is improved, but buffer overflow conditions occur leading to data loss
Solution Approach 1:
The control circuit continuously monitors the buffer value and compares it to a predetermined threshold, then dynamically adjusts the read issue rate based on this feedback. When the buffer value approaches the threshold, the read issue rate is reduced to prevent overflow, creating a closed-loop control system that balances speed and reliability
Solution Approach 2:
The read issue rate is transformed from a static parameter to a dynamic one that automatically adjusts based on real-time buffer conditions. The control circuit modulates the read issue rate upward when buffer space is available and downward when the buffer approaches capacity, enabling adaptive performance optimization
2Reliability
If buffer size is increased to prevent data loss, then reliability is improved, but device complexity and memory usage increase
Solution Approach 1:
Instead of changing the physical buffer size, the invention changes the operational parameters by dynamically adjusting the read issue rate. This parameter change allows the system to maintain reliability through rate control rather than through increased buffer capacity, avoiding the complexity and cost of larger buffers
3Productivity
If the read issue rate is dynamically controlled to optimize performance, then productivity is improved, but device complexity increases due to additional control circuitry
Solution Approach 1:
The control circuit autonomously manages buffer operations by automatically monitoring buffer values, comparing them to thresholds, and adjusting the read issue rate without external intervention. This self-service capability eliminates the need for complex external control mechanisms while achieving optimized buffer operation
Data Source
AI summary
The system includes a microprocessor, a first buffer, a second buffer, and a control circuit. The control circuit includes a memory and an interface. The control circuit is configured to determine a first buffer value and compare the first buffer value to a predetermined value to obtain a result. The control circuit is further configured to control a read issue rate of the first buffer based on the result. The memory is configured to store at least one of the first buffer value, the result, the read issue rate, and the TAG.