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Observability & SRE

Structured logging, metrics, tracing, health checks, and SLO-friendly instrumentation.

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Observability & SRE medium

How to Build a Burn Rate Alert with Multiple Time Windows in Python

Track token consumption and trigger alerts when the burn rate exceeds a threshold across multiple time windows using deque and time-based sliding windows.

burn-rate alerts time-windows
Python 
import time
from collections import deque

class BurnRateAlert:
    def __init__(self, windows_seconds=(60, 300, 900), threshold_rate=0.8):
        self.windows = {w: deque() for w in windows_seconds}
        self.threshold_rate = threshold_rate
        self.previous_tokens = None

    def record_sample(self, current_…
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