87% of Teams Boast Zero-Downtime Deploys—Error Spikes Tell Another Story
Engineering teams love bragging about zero-downtime deployments. But a 2023 observability survey shows 87% still see error rates balloon 400% mid-rollout. Here's the unvarnished truth.
⚡ Key Takeaways
- 87% of 'zero-downtime' claims fail under SLI scrutiny during rollouts.
- Real readiness demands app-level health checks, not just process starts.
- Measure error rates <0.1% in deploy windows — staging first, prod always.
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Originally reported by dev.to
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