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| import numpy as np | |
| def generate_easy_task(length=100, vocab_size=50): | |
| """Zipfian (power-law) distribution. Standard web traffic.""" | |
| np.random.seed(42) | |
| workload = np.random.zipf(1.5, length) | |
| return np.clip(workload, 1, vocab_size).tolist() | |
| def generate_medium_task(length=100, cache_size=10): | |
| """Sequential scan loop. Defeats standard LRU.""" | |
| sequence = list(range(1, cache_size + 3)) | |
| return (sequence * (length // len(sequence) + 1))[:length] | |
| def generate_hard_task(length=100): | |
| """Shifting working sets. Requires rapid adaptation.""" | |
| np.random.seed(42) | |
| first_half = np.random.randint(1, 20, length // 2).tolist() | |
| second_half = np.random.randint(80, 100, length - (length // 2)).tolist() | |
| return first_half + second_half |