## Line Graph: Effective Bandwidth vs. Offloading Ratio ### Overview The image depicts a line graph comparing the effective bandwidth (GB/s) of two strategies—Greedy and Uniform—as a function of offloading ratio (%). The graph shows two data series with distinct trends, plotted against a Cartesian coordinate system. --- ### Components/Axes - **X-axis (Horizontal)**: - Label: "Offloading ratio (%)" - Scale: 0% to 100% in increments of 25%. - **Y-axis (Vertical)**: - Label: "Effective Bandwidth (GB/s)" - Scale: 0 to 600 GB/s in increments of 200 GB/s. - **Legend**: - Position: Top-right corner. - Entries: - "Greedy" (orange solid circles). - "Uniform" (blue dashed squares). --- ### Detailed Analysis #### Greedy Strategy (Orange Line) - **Trend**: Starts at approximately **650 GB/s** at 0% offloading, decreasing non-linearly to ~100 GB/s at 100% offloading. - **Key Data Points**: - 0%: ~650 GB/s - 25%: ~580 GB/s - 50%: ~350 GB/s - 75%: ~150 GB/s - 100%: ~100 GB/s #### Uniform Strategy (Blue Dashed Line) - **Trend**: Begins at ~500 GB/s at 0% offloading, declining gradually to ~120 GB/s at 100% offloading. - **Key Data Points**: - 0%: ~500 GB/s - 25%: ~400 GB/s - 50%: ~280 GB/s - 75%: ~140 GB/s - 100%: ~120 GB/s --- ### Key Observations 1. **Initial Disparity**: The Greedy strategy outperforms Uniform at lower offloading ratios (e.g., 650 vs. 500 GB/s at 0%). 2. **Convergence**: Both strategies converge near 100% offloading (~100–120 GB/s), suggesting diminishing returns at high offloading. 3. **Rate of Decline**: Greedy’s bandwidth drops more sharply initially (e.g., 650 → 580 GB/s between 0–25%), while Uniform’s decline is more gradual. --- ### Interpretation - **Strategy Implications**: - The Greedy approach is more effective for low-to-moderate offloading (0–50%), but its performance degrades rapidly as offloading increases. - The Uniform strategy maintains steadier performance across all offloading ratios, making it more reliable for high offloading scenarios. - **Underlying Dynamics**: - The divergence at lower offloading ratios may reflect Greedy’s aggressive resource allocation, which becomes unsustainable at higher offloading. - The convergence at 100% offloading implies both strategies face similar bandwidth constraints when fully offloaded. - **Anomalies**: - No outliers detected; both trends follow smooth, predictable declines. --- ### Final Notes The graph highlights a trade-off between initial performance and scalability. Greedy excels in low offloading scenarios but falters under heavy load, while Uniform offers consistent, albeit lower, performance across all conditions. This suggests context-dependent strategy selection based on expected offloading ratios.